revengerat | a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dce

General

Target

a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe
Size

952KB
MD5

bff2eb49bb8366e43ff6b715f59531d0
SHA1

51097d5c1beecf392805cf87fca69be421a9828c
SHA256

a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dce
SHA512

b48cfa69ee9c75f2d4a81ceca2bf4905656b1c34dba42e1a8f21562635ec90a0ea111cee37394ef1397c6dd568d2950ed1513965089cce8530d3bd97b40abc21
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5G:Rh+ZkldDPK8YaKjG

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:

a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/1256-0-0x0000000000550000-0x0000000000643000-memory.dmp	autoit_exe
behavioral2/memory/1256-9-0x0000000000550000-0x0000000000643000-memory.dmp	autoit_exe
behavioral2/memory/1256-15-0x0000000000550000-0x0000000000643000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe

description	pid	Process	procid_target
PID 1256 set thread context of 4764	1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe	82

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:

a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exeRegAsm.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description	pid	Process
Token: SeDebugPrivilege	4764	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe

pid	Process
1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe
1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe
1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe

pid	Process
1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe
1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe
1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe

description	pid	Process	procid_target
PID 1256 wrote to memory of 4764	1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe	82
PID 1256 wrote to memory of 4764	1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe	82
PID 1256 wrote to memory of 4764	1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe	82
PID 1256 wrote to memory of 4764	1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe	82
PID 1256 wrote to memory of 4764	1256	a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe	82

C:\Users\Admin\AppData\Local\Temp\a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.exe
"C:\Users\Admin\AppData\Local\Temp\a6a6f8c679640369885b8ba466d7106d225493b44e2b4143731affcf748e1dceN.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:1256
- 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:4764

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/1256-0-0x0000000000550000-0x0000000000643000-memory.dmp

Filesize
972KB

Download
memory/1256-1-0x0000000003E40000-0x0000000003E41000-memory.dmp

Filesize
4KB

Download
memory/1256-9-0x0000000000550000-0x0000000000643000-memory.dmp

Filesize
972KB

Download
memory/1256-15-0x0000000000550000-0x0000000000643000-memory.dmp

Filesize
972KB

Download
memory/4764-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4764-6-0x0000000073582000-0x0000000073583000-memory.dmp

Filesize
4KB

Download
memory/4764-7-0x0000000073580000-0x0000000073B31000-memory.dmp

Filesize
5.7MB

Download
memory/4764-8-0x0000000073580000-0x0000000073B31000-memory.dmp

Filesize
5.7MB

Download
memory/4764-10-0x0000000073582000-0x0000000073583000-memory.dmp

Filesize
4KB

Download
memory/4764-11-0x0000000073580000-0x0000000073B31000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads