Analysis
- max time kernel
94s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
02/10/2024, 03:08
Behavioral task
behavioral1
Sample
3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
out.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
out.exe
Resource
win10v2004-20240802-en
General
- Target 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe
- Size 1.4MB
- Sample241002-dm16baxgnc
- SHA256 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446
- MD5 5673c04d81969a6603184069b6846213
- SHA1 49fdd9c69f1c281d94486029dfaa5108dfc168bf
- SHA512 c381630f7c9c72ca538679bef37b9e966ec2f906bd5eb36a42069e3742ddd57bd958d867ede257edc3244e40fa3a6c65c10cddd07dddfd89cc2085eef13291cb
- SSDEEP 24576:rq5TfcdHj4fmb9Ve9u2qTPIMeYyBMLlQjzCEzKJ9TtLzCwn1jAh0zQJ9TtDRli:rUTsamC9uxKjY5x1jAF5i
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- RevengeRAT
Remote-access trojan with a wide range of capabilities.
- RevengeRat Executable 1 IoCs
resource yara_rule behavioral2/files/0x0008000000023431-6.dat revengerat - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe - Executes dropped EXE 1 IoCs
pid Process 2228 dmr_72.exe - AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/3756-19-0x0000000000F60000-0x000000000125D000-memory.dmp autoit_exe -
resource yara_rule behavioral2/memory/3756-0-0x0000000000F60000-0x000000000125D000-memory.dmp upx behavioral2/memory/3756-19-0x0000000000F60000-0x000000000125D000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2228 dmr_72.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2228 dmr_72.exe 2228 dmr_72.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3756 wrote to memory of 2228 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe 82 PID 3756 wrote to memory of 2228 3756 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe"C:\Users\Admin\AppData\Local\Temp\3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3756 -
C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe"C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54417509 -chipderedesign -a80c61fa351a416282afb39d6c109d6c - -BLUB2 -pcdtcokmtfgrmoig -37562⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2228
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
- Size 508KB
- SHA256 c1116053bbac19ab273dc120c2984c235d116cdcc9e3ac437951b55465fd7063
- MD5 da9e9a98a7cf8da14f9e3c9973328fb7
- SHA1 42e37cbfa37877d247ebd37d9553cb6224d6bee6
- SHA512 ce98f1984a3db301df7c1078dc6014fc1a03a1643c5635ef59775ee8019fbae4e07c16e99ec3d1998f45947d57493ada96e5116c359a590b14573833eec17343
- SSDEEP 12288:EXQrSFtNwn1jAh0zOFJ2+l9AlstfWETRN:0wn1jAh0zQJ9TtDRN
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\DMR\pcdtcokmtfgrmoig.dat
- Size 161B
- SHA256 4c4dd62b579e43dc1c4cf859299df3023409492281f173bc5c3d2cc00bb782d7
- MD5 c800879c1c73dbbb198fc42669646aa7
- SHA1 ab63307099961d43ebb2b64809b7f39d030bab7b
- SHA512 0bc20e0c61f46a6c8eb0d8c276edc1f1901ac2f2800199d78490ba0b3c096e4cbf08a175ee19f663d7c13d56e7b6852f32478ea6c85f7829f6fd2880023213df
- MD5 SHA1 SHA512