revengerat | 16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40d

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 17:21

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General

Target

16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe
Size

598KB
MD5

fefc46d7297868f6c196b9e650ad9160
SHA1

ac806f9179df2a44054f6cfc7209649eac11865a
SHA256

16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40d
SHA512

9179f6bac09f01ce51f655a9d03abaedf5447874e177f44d1623ec47edb3f260d9b82e47a855ebc5ca8e2870982aee393ca096b6f7011daba7ebbc9e1331fdb6
SSDEEP

6144:xKWlw1DxDEASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2V:x7lw1Dx45zfXeYU43fiysgfBnnl2V

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/0x0006000000019608-6.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2436	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2328	16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe
2328	16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.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	16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2328	16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe
2436	ocs_v71a.exe
2436	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2436	2328	16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe	30
PID 2328 wrote to memory of 2436	2328	16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe	30
PID 2328 wrote to memory of 2436	2328	16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe	30
PID 2328 wrote to memory of 2436	2328	16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe	30

C:\Users\Admin\AppData\Local\Temp\16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe
"C:\Users\Admin\AppData\Local\Temp\16f8be2bc39d7f66e027966c518e34f9283b57c1157cb37eee87673b5df0f40dN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54389916 -chipde -21eb9935226b47ddbbf163f6041ce7ed - -BLUB1 -cejaawynxfeayvli -524682
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2436

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\cejaawynxfeayvli.dat

Filesize
83B

MD5
fb7451368237e3accce4f2042ae55db4

SHA1
0b6d12773d21510a33106237981b62f7be0e7f09

SHA256
ccd1a6d0c086629821849ee350f21e7cc730e9e7b76f124b37a03e76202c68d1

SHA512
158fac80cf30c1c854cb496d00c52b1c4dc9851b836fb75ff27ad2b45adb08ce30e1884197bf9769b3157d25eb0d7e64ed6cb449e0d7d75d571dc6d834300e7b

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2436-12-0x000007FEF5AFE000-0x000007FEF5AFF000-memory.dmp

Filesize
4KB

Download
memory/2436-13-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-14-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-16-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-17-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-20-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-19-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-18-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-21-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-22-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download