revengerat | 1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5

General

Target

1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe
Size

952KB
MD5

343ff4a25a6f2bda863514fdd400c8d0
SHA1

5250dd907b6c320ce1a76fcf04ecff23b58b331e
SHA256

1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5
SHA512

1bacbb164473fc862fc23c570a7f1cbfab2d55d592ea526d15ec581cf0f660828006579088451334f01c22e509fc0d1fa5029b59f333062998c138ad2f9c6666
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT56:Rh+ZkldDPK8YaKj6

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	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1924-0-0x0000000000130000-0x0000000000223000-memory.dmp	autoit_exe
behavioral1/memory/1924-11-0x0000000000130000-0x0000000000223000-memory.dmp	autoit_exe
behavioral1/memory/1924-16-0x0000000000130000-0x0000000000223000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1924 set thread context of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.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	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.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	2388	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe
1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe
1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe
1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe
1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30
PID 1924 wrote to memory of 2388	1924	1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe	30

C:\Users\Admin\AppData\Local\Temp\1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.exe
"C:\Users\Admin\AppData\Local\Temp\1cc71f29e6c89275d17373f27730cc3e2f92b79975c38fa92b17e2b212c685f5N.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:1924
- 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:2388

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/1924-0-0x0000000000130000-0x0000000000223000-memory.dmp

Filesize
972KB

Download
memory/1924-1-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/1924-11-0x0000000000130000-0x0000000000223000-memory.dmp

Filesize
972KB

Download
memory/1924-16-0x0000000000130000-0x0000000000223000-memory.dmp

Filesize
972KB

Download
memory/2388-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-10-0x0000000073E22000-0x0000000073E24000-memory.dmp

Filesize
8KB

Download
memory/2388-12-0x0000000073E22000-0x0000000073E24000-memory.dmp

Filesize
8KB

Download

Analysis

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