revengerat | 27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503

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, 04:42

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General

Target

27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe
Size

598KB
MD5

7a788e729cc6b64ff62f72334be0238f
SHA1

586a0ef5da5fec64e3e77bf5b2cb1695512db7fb
SHA256

27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503
SHA512

8772812297509dbfb68a4f902b8425b8a7557dde90dc6e4f3c1832b286cd481955198376a09d4c70ab67d287a089c03ce5c48befbf7d68f680ac7e0168bc8e74
SSDEEP

6144:tKWlw1DxDIASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2s:t7lw1DxE5zfXeYU43fiysgfBnnl2s

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/0x000600000001878d-10.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2432	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
1752	27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe
1752	27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.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	27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1752	27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe
2432	ocs_v71a.exe
2432	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 2432	1752	27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe	30
PID 1752 wrote to memory of 2432	1752	27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe	30
PID 1752 wrote to memory of 2432	1752	27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe	30
PID 1752 wrote to memory of 2432	1752	27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe	30

C:\Users\Admin\AppData\Local\Temp\27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe
"C:\Users\Admin\AppData\Local\Temp\27785f5139a513abe1f6cc211a7a3effca9a63c95084a95e7810a35c25144503.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54379096 -chipde -9e42de0d442d46b0beb11a6c485f87b0 - -BLUB1 -vcaksnykphlqxqzo -590228
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2432

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\ocs_v71a.exe

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
C:\Users\Admin\AppData\Local\Temp\OCS\vcaksnykphlqxqzo.dat

Filesize
81B

MD5
a578cedfdcee3887ed8c6bca4aa6937c

SHA1
878c26cf843d65645a304aee4bdf3d807a6afc87

SHA256
8c6963b90f9b1c3bc6258fae571f8c055bf565ca707c2094feac2840f06e1b5f

SHA512
87e7b63b31ad0b25c76d926219e8179097db79aca92eb9418240d716c13ae916ec92f77b5225548d81a66bc1a42232087c51b26a7fe202228e0300e059751610

Download Submit
memory/2432-17-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-14-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-13-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-16-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-12-0x000007FEF549E000-0x000007FEF549F000-memory.dmp

Filesize
4KB

Download
memory/2432-18-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-19-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-20-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-21-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-22-0x000007FEF549E000-0x000007FEF549F000-memory.dmp

Filesize
4KB

Download
memory/2432-23-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-24-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download
memory/2432-25-0x000007FEF51E0000-0x000007FEF5B7D000-memory.dmp

Filesize
9.6MB

Download