revengerat | 8e1b48aa4eb134caa8c856442ef76446ac9f01f2942af51f064a69c9c19ff2cb

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-11-2024 16:32

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General

Target

easeus-todo-backup.exe
Size

598KB
MD5

02413be9c2d4fc90374d5228092beebd
SHA1

4737bc578a8395139832d2b604550729dbcc93a6
SHA256

8e1b48aa4eb134caa8c856442ef76446ac9f01f2942af51f064a69c9c19ff2cb
SHA512

db5d7c0f75a852cd8e3cdd93e9e3ba6ad0881ce208421f55cf9c5744bc877323a3843c6e6d57b58943a559eee871ba44b03f3d91365f06e04f98d46d3a7fe829
SSDEEP

6144:YKWlw1Dx+gASQFfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2E:Y7lw1Dx/5QFfXeYU43fiysgfBnnl2E

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/0x0006000000019401-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2412	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2268	easeus-todo-backup.exe
2268	easeus-todo-backup.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	easeus-todo-backup.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2268	easeus-todo-backup.exe
2412	ocs_v71a.exe
2412	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 2412	2268	easeus-todo-backup.exe	30
PID 2268 wrote to memory of 2412	2268	easeus-todo-backup.exe	30
PID 2268 wrote to memory of 2412	2268	easeus-todo-backup.exe	30
PID 2268 wrote to memory of 2412	2268	easeus-todo-backup.exe	30

C:\Users\Admin\AppData\Local\Temp\easeus-todo-backup.exe
"C:\Users\Admin\AppData\Local\Temp\easeus-todo-backup.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -11393 -dhtechradar -7a84479b4a674315978f4406d4b48932 - -nojs -aiatqokivlpogkgb -459162
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2412

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\aiatqokivlpogkgb.dat

Filesize
29B

MD5
d14d9c817bc57ed9845e7a8337a11e0c

SHA1
284e222f00c12f4dcc6469485fee58e2b8f2b5ba

SHA256
c9443f12e122d299d25216226e238971101fea002932918e7f52c60d822db5d3

SHA512
bf5b8006d81ad28a4c34608caa59d38ea1da302b4fc20c6c4aa669c796f567aa2636e8b09a00628444438f0040623891034215c10a7dd473ce773997acce10f7

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2412-12-0x000007FEF5A5E000-0x000007FEF5A5F000-memory.dmp

Filesize
4KB

Download
memory/2412-14-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2412-15-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2412-16-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2412-17-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2412-18-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2412-19-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2412-20-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2412-21-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download