revengerat | 2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464da

General

Target

2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe
Size

952KB
MD5

9e194ab9fc1950dec20e78d5c3f4edf0
SHA1

4340ff3946b23d751c344ccb3264ec4520cc51cb
SHA256

2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464da
SHA512

9de49dea1257bc7d770927ac541dec9bacc3027cb4a35902f9c50135cfda59a8151801abc8ff4ad67d4fbd9e769ad15906e5eec77f246ba0ff392349478aa8b8
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5Q:Rh+ZkldDPK8YaKjQ

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

Drops startup file 1 IoCs

Processes:

2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/4792-0-0x00000000000D0000-0x00000000001C3000-memory.dmp	autoit_exe
behavioral2/memory/4792-9-0x00000000000D0000-0x00000000001C3000-memory.dmp	autoit_exe
behavioral2/memory/4792-15-0x00000000000D0000-0x00000000001C3000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

description	pid	process	target process
PID 4792 set thread context of 636	4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe	RegAsm.exe

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

Processes:

RegAsm.exe2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 636 RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	636	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

pid	process
4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe
4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe
4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

pid	process
4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe
4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe
4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe

description	pid	process	target process
PID 4792 wrote to memory of 636	4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe	RegAsm.exe
PID 4792 wrote to memory of 636	4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe	RegAsm.exe
PID 4792 wrote to memory of 636	4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe	RegAsm.exe
PID 4792 wrote to memory of 636	4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe	RegAsm.exe
PID 4792 wrote to memory of 636	4792	2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.exe
"C:\Users\Admin\AppData\Local\Temp\2cfa7f5175bca789dd54e83056bf412cb8b2d620011043d3f6fd8f83321464daN.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:4792
- 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
  - Suspicious use of AdjustPrivilegeToken
  PID:636

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

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Downloads

memory/636-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/636-6-0x0000000073EF2000-0x0000000073EF3000-memory.dmp

Filesize
4KB

Download
memory/636-7-0x0000000073EF0000-0x00000000744A1000-memory.dmp

Filesize
5.7MB

Download
memory/636-8-0x0000000073EF0000-0x00000000744A1000-memory.dmp

Filesize
5.7MB

Download
memory/636-10-0x0000000073EF2000-0x0000000073EF3000-memory.dmp

Filesize
4KB

Download
memory/636-11-0x0000000073EF0000-0x00000000744A1000-memory.dmp

Filesize
5.7MB

Download
memory/4792-0-0x00000000000D0000-0x00000000001C3000-memory.dmp

Filesize
972KB

Download
memory/4792-1-0x00000000013E0000-0x00000000013E1000-memory.dmp

Filesize
4KB

Download
memory/4792-9-0x00000000000D0000-0x00000000001C3000-memory.dmp

Filesize
972KB

Download
memory/4792-15-0x00000000000D0000-0x00000000001C3000-memory.dmp

Filesize
972KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads