revengerat | 763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a

Analysis

max time kernel
84s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 09:30

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General

Target

763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe
Size

600KB
MD5

813bc7cd4d3d415acce8969dd906f727
SHA1

96c276c611fa1a36313d560854e5e5c69e7b70e6
SHA256

763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a
SHA512

d8fccad60bce64da3fd436d8cf304a78ea9f583c91bb4c890c529db2e67ff3ee8b4ebeca26c0b2b99c9faae8fc1c8c7b75c9d8557b42736e357177bb2a8ff8c5
SSDEEP

6144:aKWlw1DxDjASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2X:a7lw1Dxn5zfXeYU43fiysgfBnnl2X

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/0x00070000000173f1-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
3028	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2944	763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe
2944	763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.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	763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2944	763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe
3028	ocs_v71a.exe
3028	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 3028	2944	763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe	31
PID 2944 wrote to memory of 3028	2944	763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe	31
PID 2944 wrote to memory of 3028	2944	763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe	31
PID 2944 wrote to memory of 3028	2944	763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe	31

C:\Users\Admin\AppData\Local\Temp\763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe
"C:\Users\Admin\AppData\Local\Temp\763dd2fc179828b25b28d60d8c0ecc52c7305bb2d296384b7ae210f2e1363a5a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54434257 -chipde -bef8f82165b1441db8fe6c3089f019ab - -ChromeBundle -wtubnhvifempytwl -393504
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:3028

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\wtubnhvifempytwl.dat

Filesize
83B

MD5
c70b830f653ae336f919d5f01728ddf4

SHA1
e9c156e92131d18c4c81c9e0c6df214b3f79bb09

SHA256
d27240ef4092a1e245b049f9ea25188129fb8e13bfe59664263b297d6a4fc3a0

SHA512
a7cff0f64b81f5e51b31c3de5f1c793c1b500d96640640c6da68a1febd93b00e9bff918f12373c74c4c0173ad39f711db413edaff0b0726b277d7dfd2ac5ea7a

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/3028-12-0x000007FEF613E000-0x000007FEF613F000-memory.dmp

Filesize
4KB

Download
memory/3028-14-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/3028-15-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/3028-16-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/3028-17-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/3028-18-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/3028-20-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/3028-19-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/3028-21-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/3028-22-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download