revengerat | 31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8

General

Target

31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe
Size

905KB
MD5

434c880d716823404fcaf8ec3501348e
SHA1

1bb92286928bba15136cc0cf64ddf0a66c376401
SHA256

31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8
SHA512

e84108d411034b05474a6e62cf741c11f44ca0a16e9e9deadb4cc13657bc7cd826d979e4c654234092ef6a706d8e3c69beebbce4290cc9b2cc5720c36552d0bd
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5G:gh+ZkldoPK8YaKGG

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

C2

marzorevenger.duckdns.org:4230

Mutex

RV_MUTEX-PiGGjjtnxDpn

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Revengerat family
revengerat

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2848 set thread context of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe
2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe
2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe
2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe
2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31
PID 2848 wrote to memory of 2908	2848	31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe	31

C:\Users\Admin\AppData\Local\Temp\31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe
"C:\Users\Admin\AppData\Local\Temp\31ff141a6cdb965b8689b30b5170bbcbb4b51c343420480536d6827b2bdc9eb8.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

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

memory/2848-0-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/2908-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2908-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2908-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2908-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2908-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2908-10-0x0000000073C62000-0x0000000073C64000-memory.dmp

Filesize
8KB

Download
memory/2908-11-0x0000000073C62000-0x0000000073C64000-memory.dmp

Filesize
8KB

Download

Analysis

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