| File name: | Bromine.exe |
| Full analysis: | https://app.any.run/tasks/1d9af3b5-1706-4972-89c0-6993adad8b85 |
| Verdict: | Malicious activity |
| Analysis date: | November 26, 2023, 05:22:02 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows |
| MD5: | 36AB990E7AD0611AA110D01A8C86A702 |
| SHA1: | 3006427E8E802520EBEED0B7749EBA81148B8A3C |
| SHA256: | B8058F7FB9CE6094037F4092E6676E7500719C5ECC407F69BAC916FEEEF69748 |
| SSDEEP: | 384:XbuLBd2XcHXSYxj3Utsi9kxqhspsLXDpZ3SuK:XiCcHXSYxZtp8DGuK |
MALICIOUS
No malicious indicators.SUSPICIOUS
Powershell version downgrade attack
- powershell.exe (PID: 1452)
- powershell.exe (PID: 240)
- powershell.exe (PID: 2444)
INFO
Checks supported languages
- pwsh.exe (PID: 476)
- Bromine.exe (PID: 4048)
- wmpnscfg.exe (PID: 3212)
Reads the computer name
- Bromine.exe (PID: 4048)
- pwsh.exe (PID: 476)
- wmpnscfg.exe (PID: 3212)
Manual execution by a user
- powershell.exe (PID: 1452)
- powershell.exe (PID: 240)
- powershell.exe (PID: 2444)
- pwsh.exe (PID: 476)
- wmpnscfg.exe (PID: 3212)
- firefox.exe (PID: 3728)
- mmc.exe (PID: 3644)
- mmc.exe (PID: 3440)
Reads the machine GUID from the registry
- wmpnscfg.exe (PID: 3212)
Application launched itself
- firefox.exe (PID: 3656)
- firefox.exe (PID: 3728)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.3) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2022:05:07 18:11:55+02:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit, No debug |
| PEType: | PE32 |
| LinkerVersion: | 2.24 |
| CodeSize: | 12800 |
| InitializedDataSize: | 11264 |
| UninitializedDataSize: | 1536 |
| EntryPoint: | 0x14c0 |
| OSVersion: | 4 |
| ImageVersion: | 1 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 6.6.6.6 |
| ProductVersionNumber: | 6.6.6.6 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Unknown (0) |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Windows, Latin1 |
| CompanyName: | - |
| FileVersion: | 6.6.6.6 |
| FileDescription: | setup |
| InternalName: | - |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | - |
| ProductName: | - |
| ProductVersion: | 6.6.6.6 |
Total processes
61
Monitored processes
13
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 240 | "C:\WINDOWS\system32\WindowsPowerShell\v1.0\powershell.exe" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 476 | "C:\Program Files\PowerShell\7\pwsh.exe" -WorkingDirectory ~ | C:\Program Files\PowerShell\7\pwsh.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: pwsh Exit code: 0 Version: 7.2.11.500 Modules
| |||||||||||||||
| 1452 | "C:\WINDOWS\system32\WindowsPowerShell\v1.0\powershell.exe" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 3221225786 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2040 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3656.1.259955506\275103864" -parentBuildID 20230710165010 -prefsHandle 1412 -prefMapHandle 1408 -prefsLen 28600 -prefMapSize 244195 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c058f62f-f520-4c80-ab39-3e1e7395e6a8} 3656 "\\.\pipe\gecko-crash-server-pipe.3656" 1424 d316200 socket | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Exit code: 0 Version: 115.0.2 Modules
| |||||||||||||||
| 2444 | "C:\WINDOWS\system32\WindowsPowerShell\v1.0\powershell.exe" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 3221225786 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2648 | "C:\Users\admin\AppData\Local\Temp\Bromine.exe" | C:\Users\admin\AppData\Local\Temp\Bromine.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: setup Exit code: 3221226540 Version: 6.6.6.6 Modules
| |||||||||||||||
| 3212 | "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
| |||||||||||||||
| 3256 | "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3656.0.1739883920\1282994251" -parentBuildID 20230710165010 -prefsHandle 1104 -prefMapHandle 1096 -prefsLen 28523 -prefMapSize 244195 -appDir "C:\Program Files\Mozilla Firefox\browser" - {673bfb88-3155-48eb-b4ae-aa2c7c0a5c0a} 3656 "\\.\pipe\gecko-crash-server-pipe.3656" 1176 d3ab1a0 gpu | C:\Program Files\Mozilla Firefox\firefox.exe | — | firefox.exe | |||||||||||
User: admin Company: Mozilla Corporation Integrity Level: LOW Description: Firefox Exit code: 0 Version: 115.0.2 Modules
| |||||||||||||||
| 3440 | "C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /s | C:\Windows\System32\mmc.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft Management Console Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3644 | "C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /s | C:\Windows\System32\mmc.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Management Console Exit code: 3221226540 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
7 363
Read events
7 135
Write events
225
Delete events
3
Modification events
| (PID) Process: | (1452) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\17F\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (476) pwsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\17F\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (240) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\17F\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2444) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\17F\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3212) wmpnscfg.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Media Player NSS\3.0\Events\{3AD05553-5B38-4068-9D99-C188EEBC091C}\{8AC77419-1CAF-4E18-B5B2-86FD2CA9F8A3} |
| Operation: | delete key | Name: | (default) |
Value: | |||
| (PID) Process: | (3212) wmpnscfg.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Media Player NSS\3.0\Events\{3AD05553-5B38-4068-9D99-C188EEBC091C} |
| Operation: | delete key | Name: | (default) |
Value: | |||
| (PID) Process: | (3212) wmpnscfg.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\MediaPlayer\Health\{FBF08349-B301-4347-8FF8-E09C65F33996} |
| Operation: | delete key | Name: | (default) |
Value: | |||
| (PID) Process: | (3728) firefox.exe | Key: | HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher |
| Operation: | write | Name: | C:\Program Files\Mozilla Firefox\firefox.exe|Launcher |
Value: 2166C0A101000000 | |||
| (PID) Process: | (3656) firefox.exe | Key: | HKEY_CURRENT_USER\Software\Mozilla\Firefox\Launcher |
| Operation: | write | Name: | C:\Program Files\Mozilla Firefox\firefox.exe|Browser |
Value: 044CC1A101000000 | |||
Executable files
0
Suspicious files
14
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4048 | Bromine.exe | \Device\Harddisk0\DR0 | — | |
MD5:— | SHA256:— | |||
| 476 | pwsh.exe | C:\Users\admin\AppData\Local\Microsoft\PowerShell\7.2.11\update1_v7.4.0_2023-11-16 | — | |
MD5:— | SHA256:— | |||
| 1452 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\C91K136VGJ8SZDU4DBJY.temp | binary | |
MD5:3C9EA70BE0EB9C07AB7B929F19966EB2 | SHA256:9AD86CBABCCCD9B21DD789AA354DF25F0ECE29BAF284F5C81DE6A19A634E756F | |||
| 476 | pwsh.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\e1a648060a327b80.customDestinations-ms | binary | |
MD5:A20A86C096ADCB3F2B94729E95AC8359 | SHA256:9B6C50119EFA806C4BD1CD2C2B0A8524F261AA19EC2B882AD52677A2A0ADC273 | |||
| 240 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF1ca63a.TMP | binary | |
MD5:3C9EA70BE0EB9C07AB7B929F19966EB2 | SHA256:9AD86CBABCCCD9B21DD789AA354DF25F0ECE29BAF284F5C81DE6A19A634E756F | |||
| 476 | pwsh.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_o4zvip2b.l1m.psm1 | text | |
MD5:568BDC9C3B488B86A0BBCF66A83EAF73 | SHA256:47CEC0F9A1730D15272548F2C1F7B9D37CE39B5AB2E474E496410C4C9E296E69 | |||
| 240 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\OZPYMELGWPRXHOPCHF3I.temp | binary | |
MD5:3C9EA70BE0EB9C07AB7B929F19966EB2 | SHA256:9AD86CBABCCCD9B21DD789AA354DF25F0ECE29BAF284F5C81DE6A19A634E756F | |||
| 476 | pwsh.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_vhx0hf4t.t2k.ps1 | text | |
MD5:568BDC9C3B488B86A0BBCF66A83EAF73 | SHA256:47CEC0F9A1730D15272548F2C1F7B9D37CE39B5AB2E474E496410C4C9E296E69 | |||
| 476 | pwsh.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\URJY0I7EYN384BO08OBX.temp | binary | |
MD5:A20A86C096ADCB3F2B94729E95AC8359 | SHA256:9B6C50119EFA806C4BD1CD2C2B0A8524F261AA19EC2B882AD52677A2A0ADC273 | |||
| 240 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms | binary | |
MD5:3C9EA70BE0EB9C07AB7B929F19966EB2 | SHA256:9AD86CBABCCCD9B21DD789AA354DF25F0ECE29BAF284F5C81DE6A19A634E756F | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
7
DNS requests
3
Threats
0
HTTP requests
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 | 192.168.100.255:137 | — | — | — | whitelisted |
2588 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
1080 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
476 | pwsh.exe | 2.18.97.227:443 | aka.ms | Akamai International B.V. | FR | unknown |
476 | pwsh.exe | 52.239.160.36:443 | pscoretestdata.blob.core.windows.net | MICROSOFT-CORP-MSN-AS-BLOCK | US | unknown |
476 | pwsh.exe | 13.69.106.89:443 | dc.services.visualstudio.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
aka.ms |
| whitelisted |
pscoretestdata.blob.core.windows.net |
| unknown |
dc.services.visualstudio.com |
| whitelisted |
Threats
Process | Message |
|---|---|
pwsh.exe | Profiler was prevented from loading notification profiler due to app settings.
Process ID (decimal): 476. Message ID: [0x2509].
|