Analysis
- max time kernel
93s - max time network
95s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
24/01/2025, 01:52
Static task
static1
Behavioral task
behavioral1
Sample
2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe
Resource
win7-20240903-en
8 signatures
120 seconds
Behavioral task
behavioral2
Sample
2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe
Resource
win10v2004-20241007-en
8 signatures
120 seconds
General
- Target 2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe
- Size 598KB
- Sample250124-catp2avral
- SHA256 2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3
- MD5 1abc597f7014516603b9d4a219627eb0
- SHA1 e8447c44d62eaa0c134a7fec08bbae944c5a029a
- SHA512 d47e55f92aa859cebe78a7f3d2530e1555b0f9ca44c9e8629c52cfc47c3158efd9dfd7ae8be2073efc9a88e16d8dd279f87d53326191f1f32b35bd046f3bbb5a
- SSDEEP 6144:YKWlw1DxDbASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2G:Y7lw1Dxv5zfXeYU43fiysgfBnnl2G
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- RevengeRAT
Remote-access trojan with a wide range of capabilities.
- Revengerat family
- RevengeRat Executable 1 IoCs
resource yara_rule behavioral2/files/0x0007000000023ca8-7.dat revengerat - Executes dropped EXE 1 IoCs
pid Process 4332 ocs_v71a.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4332 ocs_v71a.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4852 2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe 4332 ocs_v71a.exe 4332 ocs_v71a.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4852 wrote to memory of 4332 4852 2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe 83 PID 4852 wrote to memory of 4332 4852 2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe"C:\Users\Admin\AppData\Local\Temp\2300f913d8b02d919af38f4b3e40ec49f1f057857eff82edbe873009d9f0b6c3N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exeC:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54403718 -chipde -d3a047f5112b40f3bb47d4bac23e3d25 - -ChromeBundle -qjholkwaoccokini -2625202⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4332
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
- Size 288KB
- SHA256 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
- MD5 317ec5f92cfbf04a53e8125b66b3b4af
- SHA1 16068b8977b4dc562ae782d91bc009472667e331
- SHA512 ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65
- SSDEEP 3072:CbCGf7FUEQwAH/qo25/Bj70kweunGwkDeN3CNBjDnm9L9nfWzkul/gF46bQN2Gwp:yfCEv2YUMNJlaJuNlK17Y4c83f
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\OCS\qjholkwaoccokini.dat
- Size 85B
- SHA256 83a2e91ee4d26ab32bb557af37ffa75f2dc77208760c2d025e3e6566c743f780
- MD5 cde7c2aa4ee254ae8656b8246b7eb8a2
- SHA1 d4ca713b924367356bf804f8b0bd86d25550e64e
- SHA512 280b1b86be2037b079185f3a3efe7f30f67ab13826448669baf2d75488f05f9e59305be32ffa7351a92ed0aee95f6f64659d72432b2e1d41ea3f41c833b8728e
- MD5 SHA1 SHA512