revengerat | 43d4da1dd00d39bee6977222b604d1b79141ad6aaeef02b962cb858d5c62ba6b

Analysis

max time kernel
107s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16/08/2024, 17:44

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General

Target

b31800b5ed8221033b5239d78b3e0200N.exe
Size

952KB
MD5

b31800b5ed8221033b5239d78b3e0200
SHA1

104e64f4209120038eda0b7d98c902a3e1124201
SHA256

43d4da1dd00d39bee6977222b604d1b79141ad6aaeef02b962cb858d5c62ba6b
SHA512

811e367e997222645e7832bc29d86ad801d7a5ad385acef5bd811a01975fe5b0f6e91d7fba382665d7eeaebe5816af95bdf35a2b3bb0c1ccc741ebb20b11c081
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5F:Rh+ZkldDPK8YaKjF

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

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

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	b31800b5ed8221033b5239d78b3e0200N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/1988-0-0x0000000000520000-0x0000000000613000-memory.dmp	autoit_exe
behavioral2/memory/1988-9-0x0000000000520000-0x0000000000613000-memory.dmp	autoit_exe
behavioral2/memory/1988-16-0x0000000000520000-0x0000000000613000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1988 set thread context of 2160	1988	b31800b5ed8221033b5239d78b3e0200N.exe	84

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	b31800b5ed8221033b5239d78b3e0200N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2160	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1988	b31800b5ed8221033b5239d78b3e0200N.exe
1988	b31800b5ed8221033b5239d78b3e0200N.exe
1988	b31800b5ed8221033b5239d78b3e0200N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1988	b31800b5ed8221033b5239d78b3e0200N.exe
1988	b31800b5ed8221033b5239d78b3e0200N.exe
1988	b31800b5ed8221033b5239d78b3e0200N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2160	1988	b31800b5ed8221033b5239d78b3e0200N.exe	84
PID 1988 wrote to memory of 2160	1988	b31800b5ed8221033b5239d78b3e0200N.exe	84
PID 1988 wrote to memory of 2160	1988	b31800b5ed8221033b5239d78b3e0200N.exe	84
PID 1988 wrote to memory of 2160	1988	b31800b5ed8221033b5239d78b3e0200N.exe	84
PID 1988 wrote to memory of 2160	1988	b31800b5ed8221033b5239d78b3e0200N.exe	84

C:\Users\Admin\AppData\Local\Temp\b31800b5ed8221033b5239d78b3e0200N.exe
"C:\Users\Admin\AppData\Local\Temp\b31800b5ed8221033b5239d78b3e0200N.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:1988
- 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:2160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1988-0-0x0000000000520000-0x0000000000613000-memory.dmp

Filesize
972KB

Download
memory/1988-1-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/1988-9-0x0000000000520000-0x0000000000613000-memory.dmp

Filesize
972KB

Download
memory/1988-16-0x0000000000520000-0x0000000000613000-memory.dmp

Filesize
972KB

Download
memory/2160-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2160-6-0x0000000073612000-0x0000000073613000-memory.dmp

Filesize
4KB

Download
memory/2160-7-0x0000000073610000-0x0000000073BC1000-memory.dmp

Filesize
5.7MB

Download
memory/2160-8-0x0000000073610000-0x0000000073BC1000-memory.dmp

Filesize
5.7MB

Download
memory/2160-10-0x0000000073612000-0x0000000073613000-memory.dmp

Filesize
4KB

Download
memory/2160-11-0x0000000073610000-0x0000000073BC1000-memory.dmp

Filesize
5.7MB

Download
memory/2160-12-0x0000000073610000-0x0000000073BC1000-memory.dmp

Filesize
5.7MB

Download