revengerat | 15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70d

General

Target

15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe
Size

598KB
MD5

959b732b5234f041a7fb63d4004a4bb0
SHA1

68caf5d48dd14a3887b8486929ff83b646a71f7c
SHA256

15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70d
SHA512

dd244e89b80b09dc481e3b1bc78f9681ffdba1ff3cfdbabda19d07b1d21f60c90b0084403ef9e402d9a49d5632307f6256508840b44a9d248dfa658577677d03
SSDEEP

6144:GKWlw1DxD3ASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2Z:G7lw1DxD5zfXeYU43fiysgfBnnl2Z

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/0x00080000000186c3-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2780	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2352	15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe
2352	15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.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	15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2352	15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe
2780	ocs_v71a.exe
2780	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2780	2352	15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe	30
PID 2352 wrote to memory of 2780	2352	15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe	30
PID 2352 wrote to memory of 2780	2352	15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe	30
PID 2352 wrote to memory of 2780	2352	15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe	30

C:\Users\Admin\AppData\Local\Temp\15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe
"C:\Users\Admin\AppData\Local\Temp\15cb2886f30de7fa1235e20fa4fad3f55ab7c9c46dba2e5078c9e5303379b70dN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54415523 -chipde -5ef5bcac8a8f45de864010aa1419603a - -BLUB1 -ztqaqjmsxnilhbtf -590226
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2780

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\ztqaqjmsxnilhbtf.dat

Filesize
83B

MD5
fcf5d91d930a4e1e39c5275885155468

SHA1
f91ec5c6d06138cf168e261eafcd1243c1786c75

SHA256
c14590660da4b207a8e0b730aa7da1155dd4203d6a272bb14c73dd11e21752f1

SHA512
b870514ac0c857e453ebf53d3a605011c4efdca43cd2faed47c20014290fbe10673304372f4c22caf91ffe1b4aa8bb4eed56a9acb67c65da66df8fb4e0c71931

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2780-19-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-20-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-13-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-16-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-17-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-18-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-12-0x000007FEF651E000-0x000007FEF651F000-memory.dmp

Filesize
4KB

Download
memory/2780-14-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-21-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-22-0x000007FEF651E000-0x000007FEF651F000-memory.dmp

Filesize
4KB

Download
memory/2780-23-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-24-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-25-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-27-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2780-26-0x000007FEF6260000-0x000007FEF6BFD000-memory.dmp

Filesize
9.6MB

Download

Analysis

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