revengerat | 9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556

General

Target

9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe
Size

905KB
MD5

5c69d4f90c2b971324cee922221d1454
SHA1

5568376929031b0a4a2fd3c868f67377587de625
SHA256

9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556
SHA512

952e1cbc8bf8d80dd09a74ba9296140da7823c11ce81aac22b668a48abe6daffe3274d836caa12a8a10a9eefa4bb43cf5fa0bff72a93625a235c95ce40bfefca
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5y:gh+ZkldoPK8YaKGy

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	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2096 set thread context of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.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	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2560	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe
2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe
2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe
2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe
2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31
PID 2096 wrote to memory of 2560	2096	9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe	31

C:\Users\Admin\AppData\Local\Temp\9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.exe
"C:\Users\Admin\AppData\Local\Temp\9cd37db9467f1c839a85705d503255dc910305e6a193e0faf8b7c3db9c195556.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:2096
- 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:2560

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/2096-0-0x0000000000B60000-0x0000000000B61000-memory.dmp

Filesize
4KB

Download
memory/2560-1-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2560-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2560-3-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2560-8-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2560-9-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2560-10-0x0000000073C72000-0x0000000073C74000-memory.dmp

Filesize
8KB

Download
memory/2560-11-0x0000000073C72000-0x0000000073C74000-memory.dmp

Filesize
8KB

Download

Analysis

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