Analysis
- max time kernel
94s - 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
23/01/2025, 22:58
Static task
static1
Behavioral task
behavioral1
Sample
e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe
Resource
win7-20240903-en
8 signatures
120 seconds
Behavioral task
behavioral2
Sample
e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe
Resource
win10v2004-20241007-en
8 signatures
120 seconds
General
- Target e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe
- Size 598KB
- Sample250123-2xte8axmaz
- SHA256 e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2
- MD5 c9103d75a162c95cd101a61becfe170b
- SHA1 f73ca79b5b6228aa85433ea5c699c81afd9e5805
- SHA512 67f1c6707aef0e2f8c0f11280ac6cbb5401f5102662a51208a2e622bc4fcb0b336b246aca2899b3364b08c3ad1f686c4669c117e0dcb52940ac2e0956ab49eb5
- SSDEEP 6144:hKWlw1DxD+ASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2l:h7lw1Dxq5zfXeYU43fiysgfBnnl2l
- 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/0x0007000000023caf-6.dat revengerat - Executes dropped EXE 1 IoCs
pid Process 4300 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 e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4300 ocs_v71a.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4576 e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe 4300 ocs_v71a.exe 4300 ocs_v71a.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4576 wrote to memory of 4300 4576 e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe 83 PID 4576 wrote to memory of 4300 4576 e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe"C:\Users\Admin\AppData\Local\Temp\e5cf60cd5f60c75e75a6b5b03b9110fea919b33888f9bd97d7bf383e2310bca2.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exeC:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54383364 -chipde -11ec508851b9429fbbf18a77eb03178c - -ChromeBundle -axrktzwvtrvzlbmt -5243662⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4300
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\OCS\axrktzwvtrvzlbmt.dat
- Size 83B
- SHA256 02c873b3514e4f6f4367a8371aae0766250c301371ff3817da666be43026bfd4
- MD5 c8400facd961d8eb68471bb7715e54b4
- SHA1 a9654557d45576aae94220de341064aef8c13beb
- SHA512 6908ee9484fab0fab3f523b9bc3ddf74f6705c1220a74fc5ce5f9f93bd4d67c592fdd680b9693a7abc5bd73efd2f97176d226f3cbb0c591532a51095dce2f3e1
- MD5 SHA1 SHA512
- 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