revengerat | 19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971

Analysis

max time kernel
70s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-01-2025 22:09

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General

Target

19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe
Size

598KB
MD5

73bf9872dcd634c199cf0adbdc09b170
SHA1

d7586283abd2417d36bf0458f8059c7a5efe8f18
SHA256

19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971
SHA512

a7be7926256d3bd270f4c89e1d001878695a17175318e6b0f9618630b7e5956b5dfb569e2ea3f4f63c1158d26fd13381b0199a22889957f37bc0db8b2e246741
SSDEEP

6144:BKWlw1DxDhASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2P:B7lw1Dxd5zfXeYU43fiysgfBnnl2P

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/0x00060000000186ee-10.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2716	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2668	19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe
2668	19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.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	19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2668	19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe
2716	ocs_v71a.exe
2716	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2716	2668	19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe	31
PID 2668 wrote to memory of 2716	2668	19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe	31
PID 2668 wrote to memory of 2716	2668	19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe	31
PID 2668 wrote to memory of 2716	2668	19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe	31

C:\Users\Admin\AppData\Local\Temp\19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe
"C:\Users\Admin\AppData\Local\Temp\19acf2daf434b8741ce274445abe3e91e0d18eae3bc7d9c952e516af9bd7b971N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54387927 -chipde -182bf343a13e48cca5b1d27fd18e3021 - -BLUB1 -zkqamhkuimzzzxlj -524690
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2716

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\ocs_v71a.exe

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

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

Filesize
83B

MD5
6de9919d7101d7ba604ebf47e7b3956c

SHA1
ea70c052bd40a95cef0927a50023b01f63e6c0c7

SHA256
c350f39e2206e713133815dffc2a031a64df530258f2f305f3dd9d43ab318f82

SHA512
88107bb28d00cfb79674f92f8d7413feb4ffa3a8f94f6d0e0199bb1091f63c9750ff8b993521adaeba0425a4f13864f94e68883eed80164ab3578b17e55f2602

Download Submit
memory/2716-12-0x000007FEF5FCE000-0x000007FEF5FCF000-memory.dmp

Filesize
4KB

Download
memory/2716-13-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-14-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-16-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-17-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-18-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-19-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-20-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-21-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-22-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Filesize
9.6MB

Download