revengerat | 768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8

General

Target

768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe
Size

952KB
MD5

c769c5410e0227275c1aeefd10c85b71
SHA1

34f90dc7dbdaab0f0efc920a3d6bee405944e4ce
SHA256

768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8
SHA512

bf326443dabb037dfc86a1891d04f408e1bd1e4a020d4ea182348c3f1b79314bd8fd90b5d4fbe265ca2fccdaf8cbc436927ac633abfe7212763150018d6186e4
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
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	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/540-0-0x00000000003C0000-0x00000000004B3000-memory.dmp	autoit_exe
behavioral2/memory/540-9-0x00000000003C0000-0x00000000004B3000-memory.dmp	autoit_exe
behavioral2/memory/540-16-0x00000000003C0000-0x00000000004B3000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 540 set thread context of 4888	540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe	83

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	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.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	4888	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe
540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe
540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe
540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe
540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 540 wrote to memory of 4888	540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe	83
PID 540 wrote to memory of 4888	540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe	83
PID 540 wrote to memory of 4888	540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe	83
PID 540 wrote to memory of 4888	540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe	83
PID 540 wrote to memory of 4888	540	768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe	83

C:\Users\Admin\AppData\Local\Temp\768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.exe
"C:\Users\Admin\AppData\Local\Temp\768acad0260a02ec7e5c4f33542db412aeecf1e7a49471192a2f440923819ff8.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:540
- 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:4888

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/540-0-0x00000000003C0000-0x00000000004B3000-memory.dmp

Filesize
972KB

Download
memory/540-1-0x0000000001620000-0x0000000001621000-memory.dmp

Filesize
4KB

Download
memory/540-9-0x00000000003C0000-0x00000000004B3000-memory.dmp

Filesize
972KB

Download
memory/540-16-0x00000000003C0000-0x00000000004B3000-memory.dmp

Filesize
972KB

Download
memory/4888-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4888-6-0x00000000735A2000-0x00000000735A3000-memory.dmp

Filesize
4KB

Download
memory/4888-7-0x00000000735A0000-0x0000000073B51000-memory.dmp

Filesize
5.7MB

Download
memory/4888-8-0x00000000735A0000-0x0000000073B51000-memory.dmp

Filesize
5.7MB

Download
memory/4888-10-0x00000000735A2000-0x00000000735A3000-memory.dmp

Filesize
4KB

Download
memory/4888-11-0x00000000735A0000-0x0000000073B51000-memory.dmp

Filesize
5.7MB

Download
memory/4888-12-0x00000000735A0000-0x0000000073B51000-memory.dmp

Filesize
5.7MB

Download

Analysis

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