revengerat | c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f

General

Target

c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe
Size

904KB
MD5

9e76bf8fc94e4d73fd71a0c80561beab
SHA1

445c078acea8e70ed19ba8eedbfba795ea095273
SHA256

c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f
SHA512

da3c5ceaa1416a7fa87e9406c6bad7bfcd017c936e44f255057dfdad4df7444ad8167977e479edf8c95354f9b9b87315dafa35b80c0d8edee446530b5e336c7f
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5s:gh+ZkldoPK8YaKGs

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	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 812 set thread context of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30

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	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.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 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	2976	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe
812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe
812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe
812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe
812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30
PID 812 wrote to memory of 2976	812	c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe	30

C:\Users\Admin\AppData\Local\Temp\c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.exe
"C:\Users\Admin\AppData\Local\Temp\c6c1a4be331e901b42cd7b0c3a5164737ea4b465dd2f360057161e11fa4de62f.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:812
- 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:2976

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/812-0-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/2976-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2976-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2976-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2976-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2976-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2976-9-0x0000000073BD2000-0x0000000073BD4000-memory.dmp

Filesize
8KB

Download
memory/2976-10-0x0000000073BD2000-0x0000000073BD4000-memory.dmp

Filesize
8KB

Download

Analysis

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