revengerat | 22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91

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
24-01-2025 03:21

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General

Target

22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe
Size

598KB
MD5

ca083a1b99dae85ae74e2c3fbe4607d0
SHA1

e7f705021637bcc7af36b9ea356ef24dfb184838
SHA256

22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91
SHA512

7d14ddbb6df7b22fb22f7905673de9145c02a8b5387b406c80275274ba0f18e8dcee748d110c3af3180e72a746e1ae73b2bd14590e8f7b6b308cb6ad6973b912
SSDEEP

6144:oKWlw1DxDKASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2y:o7lw1Dx+5zfXeYU43fiysgfBnnl2y

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/0x0008000000016d3a-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2004	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
592	22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe
592	22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.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	22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
592	22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe
2004	ocs_v71a.exe
2004	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 592 wrote to memory of 2004	592	22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe	30
PID 592 wrote to memory of 2004	592	22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe	30
PID 592 wrote to memory of 2004	592	22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe	30
PID 592 wrote to memory of 2004	592	22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe	30

C:\Users\Admin\AppData\Local\Temp\22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe
"C:\Users\Admin\AppData\Local\Temp\22e81b9335ed2f776386598ebcaec4c9d662ba625a8b86dcc13b08d544bf9c91N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:592
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54463312 -chipde -bf1fb40845634d19b801f3a06a5d2d4c - -BLUB1 -xhiahjmowlkvgthx -393564
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2004

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\xhiahjmowlkvgthx.dat

Filesize
83B

MD5
b3cbc42a21132f9481b7ac6c0a4e9277

SHA1
ef2306a028f84aeb18cb832fee209cba566ac1dc

SHA256
10947bb7c9593315d129a3cb3e5651b4a321374cdf37692eab7d9b1e881b3961

SHA512
de9ec14968efbcce83872ce4b31ff2dc1ebd9a7476b0613424eb8f3d9c7a69ab8ff69c56f45064242c7119f22c1264fce1c38780cc1d6e4855ae47ef8078ae7a

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2004-12-0x000007FEF5CDE000-0x000007FEF5CDF000-memory.dmp

Filesize
4KB

Download
memory/2004-13-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download
memory/2004-14-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download
memory/2004-16-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download
memory/2004-17-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download
memory/2004-18-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download
memory/2004-19-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download
memory/2004-20-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download
memory/2004-21-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download
memory/2004-22-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

Filesize
9.6MB

Download