Analysis
- max time kernel
93s - max time network
94s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
07/01/2025, 08:05
Static task
static1
Behavioral task
behavioral1
Sample
b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe
Resource
win7-20240729-en
8 signatures
120 seconds
Behavioral task
behavioral2
Sample
b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe
Resource
win10v2004-20241007-en
8 signatures
120 seconds
General
- Target b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe
- Size 598KB
- Sample250107-jzbdbatpbp
- SHA256 b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63
- MD5 7966261ef8643e48e6180a88dbe69f30
- SHA1 9196f6e4013697a0c6c23b0b654e4bb574437cd8
- SHA512 b8a643c5942e9131d7373a08fd31629de7a94b58bc39a761ceebac36fe97595812fd5bcf4900b5ee51ee3863a5de2f31390b70430d195e06ce05405dde0d9ebb
- SSDEEP 6144:2KWlw1DxDkASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2L:27lw1Dx45zfXeYU43fiysgfBnnl2L
- 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/0x000a000000023ba8-6.dat revengerat - Executes dropped EXE 1 IoCs
pid Process 4780 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 b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4780 ocs_v71a.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4708 b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe 4780 ocs_v71a.exe 4780 ocs_v71a.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4708 wrote to memory of 4780 4708 b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe 82 PID 4708 wrote to memory of 4780 4708 b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe"C:\Users\Admin\AppData\Local\Temp\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exeC:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54383364 -chipde -f06a3c5087de4b07ba86ab0966510250 - -BLUB2BLUB2 -racallsqfjmwgfgw -1968602⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4780
-
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\racallsqfjmwgfgw.dat
- Size 83B
- SHA256 5ca32249303e65540bb03f65a1ebf109ae058b76f02fbfb7864c4a1cf95862c9
- MD5 f81b0658cd13356d211cccb04473fc46
- SHA1 3b63e83d3a8f3fa22e87a18290801c48e7c0e524
- SHA512 19fd14dce241d4b3a05ed817b259a19884bda1c17ccbfa415d4432990d6d448289c08fa142cce6675566af76c206db602ec623ee9a4cf8b2c3aa3f56e772530b
- MD5 SHA1 SHA512