revengerat | b8f90703c52e8e400e9582792477e25e2f18b511cde5612d8f07f02367e49ede

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 03:39

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General

Target

JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe
Size

598KB
MD5

6a01337d6dea1b6b9e16ce6e43e34340
SHA1

ab079fa0b39428f98ab20ade4f866ef715ebe9a2
SHA256

b8f90703c52e8e400e9582792477e25e2f18b511cde5612d8f07f02367e49ede
SHA512

663e037f8f5b52770bd7525fba9d41536a648e7dcfd164ba58f01d10b75202b330f891c0edbbcc56c35dc7049a09f73cd5a61730d3a9faa1ec6831dc3319f2f0
SSDEEP

6144:KKWlw1DxDtASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2XP:K7lw1DxR5zfXeYU43fiysgfBnnl2/

Score

10^/10

revengerat discovery stealer trojan

Malware Config

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Revengerat family
revengerat

RevengeRat Executable 1 IoCs

stealer

resource	yara_rule
behavioral1/files/0x00070000000162e4-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2188	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2100	JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe
2100	JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2100	JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe
2188	ocs_v71a.exe
2188	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2188	2100	JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe	30
PID 2100 wrote to memory of 2188	2100	JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe	30
PID 2100 wrote to memory of 2188	2100	JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe	30
PID 2100 wrote to memory of 2188	2100	JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a01337d6dea1b6b9e16ce6e43e34340.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54389387 -chipde -160a74375bf9401bbf9b1ae893cfc341 - -BLUB1 -lqkhrktpgtdsiewo -524702
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2188

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\OCS\lqkhrktpgtdsiewo.dat

Filesize
81B

MD5
39adc3d445f89b1e6f091ab1d5685d22

SHA1
4c1f54c79b969ccaa72ff0a4856680845643dab5

SHA256
8bcf44fe37f9e7baab2fc24b5f7690346cfcf006149cd8d4528648c76e41e8d5

SHA512
15f0bade4981763ee8146f6aedb066161025a97b91262c584494ca7b8a3cbd4ddb09d2704756c534ac3e36f63ab0c3436aa5c8c4e07bb6fbb0686784ebfb7536

Download Submit
\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2188-12-0x000007FEF628E000-0x000007FEF628F000-memory.dmp

Filesize
4KB

Download
memory/2188-14-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download
memory/2188-15-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download
memory/2188-16-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download
memory/2188-17-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download
memory/2188-18-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download
memory/2188-19-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download
memory/2188-20-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download
memory/2188-21-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download
memory/2188-22-0x000007FEF5FD0000-0x000007FEF696D000-memory.dmp

Filesize
9.6MB

Download