revengerat | 1d37aa9e2c36a75ada4c865b807dd030801cf2cb5c7abe18611ba4d0b3fb34c5

General

Target

250d95beeb2551b599d2f3e2aaa11f75.exe
Size

952KB
MD5

250d95beeb2551b599d2f3e2aaa11f75
SHA1

8056704457957102b2292b9314d076f22cce64c7
SHA256

1d37aa9e2c36a75ada4c865b807dd030801cf2cb5c7abe18611ba4d0b3fb34c5
SHA512

f9f43d51e681779120fc6be7705d690877431dab82f7db84365fefbacc6f8623e07c9d867628a90394a5cedbb685767e6fa9b4cede035cb9f85d505f62cdf535
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5C:Rh+ZkldDPK8YaKjC

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:

250d95beeb2551b599d2f3e2aaa11f75.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	250d95beeb2551b599d2f3e2aaa11f75.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/2884-0-0x0000000000420000-0x0000000000513000-memory.dmp	autoit_exe
behavioral2/memory/2884-9-0x0000000000420000-0x0000000000513000-memory.dmp	autoit_exe
behavioral2/memory/2884-16-0x0000000000420000-0x0000000000513000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

250d95beeb2551b599d2f3e2aaa11f75.exe

description pid process target process

PID 2884 set thread context of 440 2884 250d95beeb2551b599d2f3e2aaa11f75.exe RegAsm.exe

description	pid	process	target process
PID 2884 set thread context of 440	2884	250d95beeb2551b599d2f3e2aaa11f75.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:

250d95beeb2551b599d2f3e2aaa11f75.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	250d95beeb2551b599d2f3e2aaa11f75.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

Processes:

RegAsm.exe

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

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 440 RegAsm.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

250d95beeb2551b599d2f3e2aaa11f75.exe

pid process

2884 250d95beeb2551b599d2f3e2aaa11f75.exe
2884 250d95beeb2551b599d2f3e2aaa11f75.exe
2884 250d95beeb2551b599d2f3e2aaa11f75.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

250d95beeb2551b599d2f3e2aaa11f75.exe

pid process

2884 250d95beeb2551b599d2f3e2aaa11f75.exe
2884 250d95beeb2551b599d2f3e2aaa11f75.exe
2884 250d95beeb2551b599d2f3e2aaa11f75.exe

description	pid	process
Token: SeDebugPrivilege	440	RegAsm.exe

pid	process
2884	250d95beeb2551b599d2f3e2aaa11f75.exe
2884	250d95beeb2551b599d2f3e2aaa11f75.exe
2884	250d95beeb2551b599d2f3e2aaa11f75.exe

pid	process
2884	250d95beeb2551b599d2f3e2aaa11f75.exe
2884	250d95beeb2551b599d2f3e2aaa11f75.exe
2884	250d95beeb2551b599d2f3e2aaa11f75.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

250d95beeb2551b599d2f3e2aaa11f75.exe

description	pid	process	target process
PID 2884 wrote to memory of 440	2884	250d95beeb2551b599d2f3e2aaa11f75.exe	RegAsm.exe
PID 2884 wrote to memory of 440	2884	250d95beeb2551b599d2f3e2aaa11f75.exe	RegAsm.exe
PID 2884 wrote to memory of 440	2884	250d95beeb2551b599d2f3e2aaa11f75.exe	RegAsm.exe
PID 2884 wrote to memory of 440	2884	250d95beeb2551b599d2f3e2aaa11f75.exe	RegAsm.exe
PID 2884 wrote to memory of 440	2884	250d95beeb2551b599d2f3e2aaa11f75.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\250d95beeb2551b599d2f3e2aaa11f75.exe
"C:\Users\Admin\AppData\Local\Temp\250d95beeb2551b599d2f3e2aaa11f75.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:2884
- 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:440

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/440-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/440-6-0x00000000740B2000-0x00000000740B3000-memory.dmp

Filesize
4KB

Download
memory/440-7-0x00000000740B0000-0x0000000074661000-memory.dmp

Filesize
5.7MB

Download
memory/440-8-0x00000000740B0000-0x0000000074661000-memory.dmp

Filesize
5.7MB

Download
memory/440-10-0x00000000740B2000-0x00000000740B3000-memory.dmp

Filesize
4KB

Download
memory/440-11-0x00000000740B0000-0x0000000074661000-memory.dmp

Filesize
5.7MB

Download
memory/440-12-0x00000000740B0000-0x0000000074661000-memory.dmp

Filesize
5.7MB

Download
memory/2884-0-0x0000000000420000-0x0000000000513000-memory.dmp

Filesize
972KB

Download
memory/2884-1-0x00000000017B0000-0x00000000017B1000-memory.dmp

Filesize
4KB

Download
memory/2884-9-0x0000000000420000-0x0000000000513000-memory.dmp

Filesize
972KB

Download
memory/2884-16-0x0000000000420000-0x0000000000513000-memory.dmp

Filesize
972KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads