URL:

https://www.securonix.com/blog/analysis-and-detection-of-cloudreverser-an-attack-involving-threat-actors-compromising-systems-using-a-sophisticated-cloud-based-malware/

Full analysis: https://app.any.run/tasks/7d93288c-1240-49d3-86e0-588cd7db0ada
Verdict: Malicious activity
Analysis date: June 23, 2024, 23:18:51
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

3DC04B302C299E835F4DE89EAEC94601

SHA1:

896715B72160286AEC6620BE45743EC54E0B125F

SHA256:

A1944FD770A95EA4143FF7474687BDA742EAE14B5F44CBA2432624475CD2E9B9

SSDEEP:

3:N8DSLRHrfwJMPrBAxRsHAl53EGOI3JaFZVWdIHlLvVN2NhZCC:2OLRLfwJYrGsHE/OI3AFZVWd6l58Nz

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    No malicious indicators.

  • SUSPICIOUS

    No suspicious indicators.

  • INFO

    • Manual execution by a user

      • wmpnscfg.exe (PID: 3308)

    • Application launched itself

      • chrome.exe (PID: 3400)

    • Checks supported languages

      • wmpnscfg.exe (PID: 3308)

    • Reads the computer name

      • wmpnscfg.exe (PID: 3308)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
50
Monitored processes
13
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start chrome.exe chrome.exe no specs wmpnscfg.exe no specs chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2076"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --disable-quic --mojo-platform-channel-handle=1356 --field-trial-handle=1084,i,6945561390043946204,4673573386701310616,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe
chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
2092"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgACAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1092 --field-trial-handle=1084,i,6945561390043946204,4673573386701310616,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:2C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
2544"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1236 --field-trial-handle=1084,i,6945561390043946204,4673573386701310616,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
2652"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgACAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1348 --field-trial-handle=1084,i,6945561390043946204,4673573386701310616,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:2C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
2864"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2024 --field-trial-handle=1084,i,6945561390043946204,4673573386701310616,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
2940"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --disable-quic --mojo-platform-channel-handle=1508 --field-trial-handle=1084,i,6945561390043946204,4673573386701310616,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
2980"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2060 --field-trial-handle=1084,i,6945561390043946204,4673573386701310616,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
3308"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Media Player Network Sharing Service Configuration Application
Exit code:
0
Version:
12.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\windows media player\wmpnscfg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
3400"C:\Program Files\Google\Chrome\Application\chrome.exe" --disk-cache-dir=null --disk-cache-size=1 --media-cache-size=1 --disable-gpu-shader-disk-cache --disable-background-networking --disable-features=OptimizationGuideModelDownloading,OptimizationHintsFetching,OptimizationTargetPrediction,OptimizationHints "https://www.securonix.com/blog/analysis-and-detection-of-cloudreverser-an-attack-involving-threat-actors-compromising-systems-using-a-sophisticated-cloud-based-malware/"C:\Program Files\Google\Chrome\Application\chrome.exe
explorer.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
3700"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Google\Chrome\User Data\Crashpad" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win32 --annotation=prod=Chrome --annotation=ver=109.0.5414.120 --initial-client-data=0xc8,0xcc,0xd0,0x9c,0xd4,0x6b2a8b38,0x6b2a8b48,0x6b2a8b54C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
Total events
3 112
Read events
3 080
Write events
32
Delete events
0

Modification events

(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:failed_count
Value:
0
(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:state
Value:
2
(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty
Operation:writeName:StatusCodes
Value:
(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty
Operation:writeName:StatusCodes
Value:
01000000
(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:state
Value:
1
(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Update\ClientState\{8A69D345-D564-463c-AFF1-A69D9E530F96}
Operation:writeName:dr
Value:
1
(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\StabilityMetrics
Operation:writeName:user_experience_metrics.stability.exited_cleanly
Value:
0
(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome
Operation:writeName:UsageStatsInSample
Value:
0
(PID) Process:(3400) chrome.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Google\Update\ClientStateMedium\{8A69D345-D564-463C-AFF1-A69D9E530F96}
Operation:writeName:usagestats
Value:
0
(PID) Process:(3400) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Update\ClientState\{8A69D345-D564-463c-AFF1-A69D9E530F96}
Operation:writeName:metricsid
Value:
Executable files
0
Suspicious files
32
Text files
21
Unknown types
3

Dropped files

PID
Process
Filename
Type
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\commerce_subscription_db\LOG.old~RF4edf6.TMP —
MD5:—
SHA256:—
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\commerce_subscription_db\LOG.old —
MD5:—
SHA256:—
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Crashpad\settings.datbinary
MD5:9C016064A1F864C8140915D77CF3389A
SHA256:0E7265D4A8C16223538EDD8CD620B8820611C74538E420A88E333BE7F62AC787
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Platform Notifications\LOG.oldtext
MD5:98CC34E7F20FD8F55568DB9B3D3B507E
SHA256:8D3D74EC41FF0CCE1F26B23F66E5981B7F59C40AB0DBB468B3A3E5E63C80F3C7
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\6d6b83f1-78df-4306-86fd-454160745233.tmpbinary
MD5:5058F1AF8388633F609CADB75A75DC9D
SHA256:—
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\LOG.oldtext
MD5:456D3EF989973A7C218E338A6CFFAD25
SHA256:75631D994431F254B94255C50038A3657BFC45D76FCE9D794D514E57CA678872
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\coupon_db\LOG.old~RF4f837.TMP —
MD5:—
SHA256:—
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\coupon_db\LOG.old —
MD5:—
SHA256:—
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Extension State\LOG.old~RF4f142.TMPtext
MD5:BF244CDEBD39A0D20444C1578C0200BE
SHA256:CC7E247D7764DA50D4137E894838F918281D4915FE0823B4FC0CB763BF582F4D
3400chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Session Storage\LOG.oldtext
MD5:FF6BABA737D50E515029C3F3A1305BBC
SHA256:670EED15EAA8E3F1A4F8612B229654EB0C64107AEAF0B1017E4BD45E3F7EED83
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
57
DNS requests
107
Threats
3

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1372
svchost.exe
GET
304
88.221.110.91:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?33775f6043c93e33
unknown
—
—
unknown
1372
svchost.exe
GET
200
2.16.164.49:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
unknown
1060
svchost.exe
GET
304
2.16.100.168:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?a9f83325acc8ca75
unknown
—
—
unknown
1372
svchost.exe
GET
200
95.101.149.131:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
unknown
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:138
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
1372
svchost.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
1060
svchost.exe
224.0.0.252:5355
—
—
—
unknown
2076
chrome.exe
64.233.184.84:443
accounts.google.com
GOOGLE
US
unknown
3400
chrome.exe
239.255.255.250:1900
—
—
—
whitelisted
2076
chrome.exe
141.193.213.20:443
www.securonix.com
Cloudflare London, LLC
US
whitelisted
2076
chrome.exe
216.58.206.74:443
fonts.googleapis.com
GOOGLE
US
whitelisted
2076
chrome.exe
104.17.25.14:443
cdnjs.cloudflare.com
CLOUDFLARENET
—
unknown
2076
chrome.exe
142.250.185.67:443
fonts.gstatic.com
GOOGLE
US
whitelisted

DNS requests

Domain
IP
Reputation
accounts.google.com
  • 64.233.184.84
shared
www.securonix.com
  • 141.193.213.20
  • 141.193.213.21
unknown
fonts.googleapis.com
  • 216.58.206.74
whitelisted
cdnjs.cloudflare.com
  • 104.17.25.14
  • 104.17.24.14
whitelisted
ajax.googleapis.com
  • 216.58.206.74
whitelisted
static.addtoany.com
  • 104.22.70.197
  • 172.67.39.148
  • 104.22.71.197
whitelisted
fonts.gstatic.com
  • 142.250.185.67
whitelisted
www.googletagmanager.com
  • 172.217.18.8
whitelisted
embed.formhq.net
  • 172.66.40.59
  • 172.66.43.197
unknown
j.6sc.co
  • 95.101.111.170
  • 95.101.111.184
shared

Threats

PID
Process
Class
Message
2076
chrome.exe
Not Suspicious Traffic
INFO [ANY.RUN] Requests to a free CDN for open source projects (jsdelivr .net)
2076
chrome.exe
Not Suspicious Traffic
INFO [ANY.RUN] Requests to a free CDN for open source projects (jsdelivr .net)
2076
chrome.exe
Not Suspicious Traffic
INFO [ANY.RUN] Global content delivery network (unpkg .com)
No debug info
Interactive malware hunting service ANY.RUN
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Reports
https://www.securonix.com/blog/analysis-and-detection-of-cloudreverser-an-attack-involving-threat-actors-compromising-systems-using-a-sophisticated-cloud-based-malware/