File name: | AsyncClient.exe |
Full analysis: | https://app.any.run/tasks/d46f398a-85ef-4c2a-b16b-53a1fd3f6ba4 |
Verdict: | Malicious activity |
Threats: | AsyncRAT is a RAT that can monitor and remotely control infected systems. This malware was introduced on Github as a legitimate open-source remote administration software, but hackers use it for its many powerful malicious functions. |
Analysis date: | August 08, 2020, 17:09:43 |
OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
Tags: | |
Indicators: | |
MIME: | application/x-dosexec |
File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
MD5: | 08390E31A7B39201D7E4F9E9F5FEE8DE |
SHA1: | DE954065080F33FA524A75ED5B495CE8B53CB46B |
SHA256: | 20B98F56DC1CBFACFD0C3908545088BBC62E2E513D4AF2C677FDC9178B1A39F0 |
SSDEEP: | 768:8uqc9T944nD5WUxiVDmo2qrvcbnBi6SPIXn3LiMUodRq0b+wI4fF4LHjePgB/aqT:8uqc9T9xy2VBZ7Xn3LiIrb+7Q4LHjeot |
.exe | | | Generic CIL Executable (.NET, Mono, etc.) (82.9) |
---|---|---|
.dll | | | Win32 Dynamic Link Library (generic) (7.4) |
.exe | | | Win32 Executable (generic) (5.1) |
.exe | | | Generic Win/DOS Executable (2.2) |
.exe | | | DOS Executable Generic (2.2) |
MachineType: | Intel 386 or later, and compatibles |
---|---|
TimeStamp: | 2020:05:10 07:24:51+02:00 |
PEType: | PE32 |
LinkerVersion: | 8 |
CodeSize: | 45568 |
InitializedDataSize: | 3072 |
UninitializedDataSize: | - |
EntryPoint: | 0xd0ce |
OSVersion: | 4 |
ImageVersion: | - |
SubsystemVersion: | 4 |
Subsystem: | Windows GUI |
FileVersionNumber: | 1.0.0.0 |
ProductVersionNumber: | 1.0.0.0 |
FileFlagsMask: | 0x003f |
FileFlags: | (none) |
FileOS: | Win32 |
ObjectFileType: | Executable application |
FileSubtype: | - |
LanguageCode: | Neutral |
CharacterSet: | Unicode |
Comments: | - |
CompanyName: | - |
FileDescription: | Savio Exploit |
FileVersion: | 1.0.0.0 |
InternalName: | Savio Exploit.exe |
LegalCopyright: | Copyright © 2020 |
LegalTrademarks: | - |
OriginalFileName: | Savio Exploit.exe |
ProductName: | Savio AIM |
ProductVersion: | 1.0.0.0 |
AssemblyVersion: | 1.0.0.0 |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 10-May-2020 05:24:51 |
Comments: | - |
CompanyName: | - |
FileDescription: | Savio Exploit |
FileVersion: | 1.0.0.0 |
InternalName: | Savio Exploit.exe |
LegalCopyright: | Copyright © 2020 |
LegalTrademarks: | - |
OriginalFilename: | Savio Exploit.exe |
ProductName: | Savio AIM |
ProductVersion: | 1.0.0.0 |
Assembly Version: | 1.0.0.0 |
Magic number: | MZ |
---|---|
Bytes on last page of file: | 0x0090 |
Pages in file: | 0x0003 |
Relocations: | 0x0000 |
Size of header: | 0x0004 |
Min extra paragraphs: | 0x0000 |
Max extra paragraphs: | 0xFFFF |
Initial SS value: | 0x0000 |
Initial SP value: | 0x00B8 |
Checksum: | 0x0000 |
Initial IP value: | 0x0000 |
Initial CS value: | 0x0000 |
Overlay number: | 0x0000 |
OEM identifier: | 0x0000 |
OEM information: | 0x0000 |
Address of NE header: | 0x00000080 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
Number of sections: | 3 |
Time date stamp: | 10-May-2020 05:24:51 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00002000 | 0x0000B0D4 | 0x0000B200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.62433 |
.rsrc | 0x0000E000 | 0x00000868 | 0x00000A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.12353 |
.reloc | 0x00010000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.0776332 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 5.22615 | 1171 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process |
---|---|---|---|---|
2932 | "C:\Users\admin\AppData\Local\Temp\AsyncClient.exe" | C:\Users\admin\AppData\Local\Temp\AsyncClient.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Description: Savio Exploit Version: 1.0.0.0 | ||||
2148 | "C:\Program Files\Google\Chrome\Application\chrome.exe" | C:\Program Files\Google\Chrome\Application\chrome.exe | explorer.exe | |
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Version: 75.0.3770.100 | ||||
3244 | "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" "--metrics-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win32 --annotation=prod=Chrome --annotation=ver=75.0.3770.100 --initial-client-data=0x7c,0x80,0x84,0x78,0x88,0x6626a9d0,0x6626a9e0,0x6626a9ec | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Version: 75.0.3770.100 | ||||
2616 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=watcher --main-thread-id=3360 --on-initialized-event-handle=324 --parent-handle=328 /prefetch:6 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Version: 75.0.3770.100 | ||||
608 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=988,10181984481314244801,2278853538655064322,131072 --enable-features=PasswordImport --gpu-preferences=KAAAAAAAAADgAAAgAQAAAAAAAAAAAGAAAAAAAAAAAAAIAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --service-request-channel-token=6637548972868168633 --mojo-platform-channel-handle=1000 --ignored=" --type=renderer " /prefetch:2 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Version: 75.0.3770.100 | ||||
1496 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=988,10181984481314244801,2278853538655064322,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=network --service-request-channel-token=5368469539509418858 --mojo-platform-channel-handle=1548 /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | chrome.exe | |
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Version: 75.0.3770.100 | ||||
1064 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=988,10181984481314244801,2278853538655064322,131072 --enable-features=PasswordImport --lang=en-US --instant-process --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=671984490854480516 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2236 /prefetch:1 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 | ||||
2848 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=988,10181984481314244801,2278853538655064322,131072 --enable-features=PasswordImport --lang=en-US --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=7199107692702524838 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2452 /prefetch:1 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 | ||||
3876 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=988,10181984481314244801,2278853538655064322,131072 --enable-features=PasswordImport --lang=en-US --extension-process --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=14162225064689424510 --renderer-client-id=4 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2492 /prefetch:1 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 | ||||
2244 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=988,10181984481314244801,2278853538655064322,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=11772215853891273720 --mojo-platform-channel-handle=3296 --ignored=" --type=renderer " /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe |
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 75.0.3770.100 |
PID | Process | Filename | Type | |
---|---|---|---|---|
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Cab9C66.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Tar9C67.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Cab9C77.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Tar9C78.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Cab9D44.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Tar9D55.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Cab9DF2.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Tar9DF3.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Cab9E42.tmp | — | |
MD5:— | SHA256:— | |||
2932 | AsyncClient.exe | C:\Users\admin\AppData\Local\Temp\Tar9E43.tmp | — | |
MD5:— | SHA256:— |
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
---|---|---|---|---|---|---|---|---|---|
2932 | AsyncClient.exe | GET | 304 | 2.16.186.81:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | unknown | compressed | 56.7 Kb | whitelisted |
2932 | AsyncClient.exe | GET | 304 | 2.16.186.81:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | unknown | compressed | 56.7 Kb | whitelisted |
2932 | AsyncClient.exe | GET | 304 | 2.16.186.81:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | unknown | compressed | 56.7 Kb | whitelisted |
2932 | AsyncClient.exe | GET | 304 | 2.16.186.81:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | unknown | compressed | 56.7 Kb | whitelisted |
2932 | AsyncClient.exe | GET | 200 | 2.16.186.81:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | unknown | compressed | 56.7 Kb | whitelisted |
2932 | AsyncClient.exe | GET | 304 | 2.16.186.81:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | unknown | compressed | 56.7 Kb | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
2932 | AsyncClient.exe | 10.9.154.134:7777 | — | — | — | unknown |
2932 | AsyncClient.exe | 10.9.154.134:2119 | — | — | — | unknown |
2932 | AsyncClient.exe | 193.161.193.99:60817 | HKAndro-60817.portmap.host | OOO Bitree Networks | RU | malicious |
1496 | chrome.exe | 172.217.22.13:443 | accounts.google.com | Google Inc. | US | whitelisted |
2932 | AsyncClient.exe | 2.16.186.81:80 | www.download.windowsupdate.com | Akamai International B.V. | — | whitelisted |
1496 | chrome.exe | 172.217.18.163:443 | clientservices.googleapis.com | Google Inc. | US | whitelisted |
2932 | AsyncClient.exe | 193.161.193.99:7777 | HKAndro-60817.portmap.host | OOO Bitree Networks | RU | malicious |
1496 | chrome.exe | 216.58.205.238:443 | clients2.google.com | Google Inc. | US | whitelisted |
1496 | chrome.exe | 172.217.22.4:443 | www.google.com | Google Inc. | US | whitelisted |
1496 | chrome.exe | 216.58.207.78:443 | apis.google.com | Google Inc. | US | whitelisted |
Domain | IP | Reputation |
---|---|---|
HKAndro-60817.portmap.host |
| malicious |
www.download.windowsupdate.com |
| whitelisted |
clientservices.googleapis.com |
| whitelisted |
accounts.google.com |
| shared |
www.google.com |
| whitelisted |
clients2.google.com |
| whitelisted |
fonts.googleapis.com |
| whitelisted |
www.gstatic.com |
| whitelisted |
fonts.gstatic.com |
| whitelisted |
apis.google.com |
| whitelisted |
PID | Process | Class | Message |
---|---|---|---|
— | — | Potential Corporate Privacy Violation | ET POLICY DNS Query to a Reverse Proxy Service Observed |
2932 | AsyncClient.exe | A Network Trojan was detected | MALWARE [PTsecurity] AsyncRAT |
2932 | AsyncClient.exe | A Network Trojan was detected | MALWARE [PTsecurity] AsyncRAT |