revengerat | f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829

General

Target

f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe
Size

952KB
MD5

9347a2e5733acc897af40039a6fa3b12
SHA1

bd785baaa44b741915ea6945f650d2a4ef246664
SHA256

f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829
SHA512

358e94ad1a6164d0d200286f889e142ce3a41d9f240abbe61dd22a35976a1c6551470db7c8b728de7d8c044208b50049f9c5f044784b97d31656b61828e805bf
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5K:Rh+ZkldDPK8YaKjK

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	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4720-0-0x0000000000740000-0x0000000000833000-memory.dmp	autoit_exe
behavioral2/memory/4720-9-0x0000000000740000-0x0000000000833000-memory.dmp	autoit_exe
behavioral2/memory/4720-16-0x0000000000740000-0x0000000000833000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4720 set thread context of 512	4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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	512	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe
4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe
4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe
4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe
4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4720 wrote to memory of 512	4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe	84
PID 4720 wrote to memory of 512	4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe	84
PID 4720 wrote to memory of 512	4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe	84
PID 4720 wrote to memory of 512	4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe	84
PID 4720 wrote to memory of 512	4720	f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe	84

C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.exe
"C:\Users\Admin\AppData\Local\Temp\f361f84675b0774902cb47073746807007898756cbaecff9fabdce7d2f148829.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:4720
- 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:512

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

Loading Replay Monitor...

Downloads

memory/512-2-0x0000000000730000-0x0000000000738000-memory.dmp

Filesize
32KB

Download
memory/512-6-0x00000000736A2000-0x00000000736A3000-memory.dmp

Filesize
4KB

Download
memory/512-7-0x00000000736A0000-0x0000000073C51000-memory.dmp

Filesize
5.7MB

Download
memory/512-8-0x00000000736A0000-0x0000000073C51000-memory.dmp

Filesize
5.7MB

Download
memory/512-10-0x00000000736A2000-0x00000000736A3000-memory.dmp

Filesize
4KB

Download
memory/512-11-0x00000000736A0000-0x0000000073C51000-memory.dmp

Filesize
5.7MB

Download
memory/512-12-0x00000000736A0000-0x0000000073C51000-memory.dmp

Filesize
5.7MB

Download
memory/4720-0-0x0000000000740000-0x0000000000833000-memory.dmp

Filesize
972KB

Download
memory/4720-1-0x0000000002100000-0x0000000002101000-memory.dmp

Filesize
4KB

Download
memory/4720-9-0x0000000000740000-0x0000000000833000-memory.dmp

Filesize
972KB

Download
memory/4720-16-0x0000000000740000-0x0000000000833000-memory.dmp

Filesize
972KB

Download

Analysis

Sharing