revengerat | 1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54ae

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 00:19

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General

Target

1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe
Size

600KB
MD5

ecea7589b6ffc69ac126980d1c642cc0
SHA1

7f65e2899e6690b53d3ff8f516a71773a7fdf878
SHA256

1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54ae
SHA512

25eb88d09eb637225e758738a2bbdd5203941a86d6dd54e4fe00ec835610ad14be32047672fefdd9b8ba42d2b40048d98815541278bf56b7636982576c939a18
SSDEEP

6144:TKWlw1DxDZASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2wN:T7lw1DxF5zfXeYU43fiysgfBnnl2wN

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/0x0007000000014864-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2920	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2408	1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe
2408	1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.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	1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2408	1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe
2920	ocs_v71a.exe
2920	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2920	2408	1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe	28
PID 2408 wrote to memory of 2920	2408	1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe	28
PID 2408 wrote to memory of 2920	2408	1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe	28
PID 2408 wrote to memory of 2920	2408	1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe	28

C:\Users\Admin\AppData\Local\Temp\1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe
"C:\Users\Admin\AppData\Local\Temp\1dd7fcb93397fdb53bcd01246970da49a4e2f0a82db987bf1c262b053b8d54aeN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54388375 -chipde -d055828130f5485c98c7f3c635e0f528 - -BLUB1 -lkryjmgtqvxirsmv -393502
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2920

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

Replay Monitor

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Downloads

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

Filesize
81B

MD5
7696a251a60d62b520ca4cc8c936b202

SHA1
c9bbf920d98a8868583e080404e90c60fba01fb8

SHA256
1d49d80200d5a43d9531172fa0803cd3d93e63b606c6a80cc2230e4aa275f293

SHA512
9261cf592e1c269638439036025d1e40df9b700f123d35a4a220a52e669d5cf6e452cbeef1fbc033503e4f8fbc52dd5953ebc5f5901d46aff1a1bf378e80872a

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2920-17-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2920-13-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2920-15-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2920-16-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2920-12-0x000007FEF60AE000-0x000007FEF60AF000-memory.dmp

Filesize
4KB

Download
memory/2920-18-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2920-19-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2920-20-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2920-21-0x000007FEF60AE000-0x000007FEF60AF000-memory.dmp

Filesize
4KB

Download
memory/2920-23-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2920-22-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download