revengerat | 1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874

General

Target

1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe
Size

598KB
MD5

a85a6f9b42fc4141bd8d112f0a096940
SHA1

89107edaae53118e7f343695f52718c5d4b53048
SHA256

1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874
SHA512

c9650812cdcba374d4c6ff449f60f52f5ac26c6009a0be7e535c51ec1a6b9e32aef9ec69b9462a7a26da7118d31358cc3b15c59f98d374241a9cbbedaeb0c374
SSDEEP

6144:iKWlw1DxD9ASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2X:i7lw1Dxh5zfXeYU43fiysgfBnnl2X

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/0x0007000000016d0c-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2724	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
1552	1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe
1552	1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.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	1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1552	1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe
2724	ocs_v71a.exe
2724	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 2724	1552	1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe	30
PID 1552 wrote to memory of 2724	1552	1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe	30
PID 1552 wrote to memory of 2724	1552	1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe	30
PID 1552 wrote to memory of 2724	1552	1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe	30

C:\Users\Admin\AppData\Local\Temp\1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe
"C:\Users\Admin\AppData\Local\Temp\1296e79f2f45727ddf54e317d6801b38b140fb6acb3a7659bb09e55d63f9d874N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1552
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54456225 -chipde -b982cc4d4b524940ab8f7c3cfc96b2d9 - -BLUB1 -nmoraadtufkrxaot -459146
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\OCS\nmoraadtufkrxaot.dat

Filesize
83B

MD5
a5256b750779b9a144566b7e75e56ef3

SHA1
5de9968ca34b32520baefa5b9288df054e69e036

SHA256
55f427a762288f7e585ae0e85f5b83909225c2f3f1db2f3ba31579eea84fb91e

SHA512
825e7b00c3fb971bfb40862f069658b4795010746385bd16bbaec632b8478c23a0dec25369283fb3761c666abb637f17b46b2896d87bd88111a112c4319a88c7

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2724-19-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-22-0x000007FEF4ACE000-0x000007FEF4ACF000-memory.dmp

Filesize
4KB

Download
memory/2724-13-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-16-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-17-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-18-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-12-0x000007FEF4ACE000-0x000007FEF4ACF000-memory.dmp

Filesize
4KB

Download
memory/2724-20-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-21-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-14-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-23-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-24-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-25-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-26-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-27-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-28-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download
memory/2724-29-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

Filesize
9.6MB

Download

Analysis

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