revengerat | b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071

General

Target

b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe
Size

952KB
MD5

a66a72ebd39a274ae92faa7d7a40c6f2
SHA1

01c2b03148790fb3cc3386bb4aa8ebc92619f0b0
SHA256

b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071
SHA512

5abbbd79e4a4775313ef7eced0c40c6eaea592bbaac1b946f4fff47be1c954505d387b326925767c8d1592e3749bb83197cb43db083f8f346d26ae1874994908
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5p:Rh+ZkldDPK8YaKjp

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

Processes:

b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/4188-0-0x0000000000030000-0x0000000000123000-memory.dmp	autoit_exe
behavioral2/memory/4188-9-0x0000000000030000-0x0000000000123000-memory.dmp	autoit_exe
behavioral2/memory/4188-16-0x0000000000030000-0x0000000000123000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe

description	pid	Process	procid_target
PID 4188 set thread context of 1224	4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.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:

b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exeRegAsm.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description	pid	Process
Token: SeDebugPrivilege	1224	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe

pid	Process
4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe
4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe
4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe

pid	Process
4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe
4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe
4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe

description	pid	Process	procid_target
PID 4188 wrote to memory of 1224	4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe	82
PID 4188 wrote to memory of 1224	4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe	82
PID 4188 wrote to memory of 1224	4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe	82
PID 4188 wrote to memory of 1224	4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe	82
PID 4188 wrote to memory of 1224	4188	b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe	82

C:\Users\Admin\AppData\Local\Temp\b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.exe
"C:\Users\Admin\AppData\Local\Temp\b122994d1a614078ade4678fadcb0382afa8adbf0657342b9c037b370ec4d071.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:4188
- 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:1224

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

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Downloads

memory/1224-2-0x0000000000790000-0x0000000000798000-memory.dmp

Filesize
32KB

Download
memory/1224-6-0x00000000738B2000-0x00000000738B3000-memory.dmp

Filesize
4KB

Download
memory/1224-7-0x00000000738B0000-0x0000000073E61000-memory.dmp

Filesize
5.7MB

Download
memory/1224-8-0x00000000738B0000-0x0000000073E61000-memory.dmp

Filesize
5.7MB

Download
memory/1224-10-0x00000000738B2000-0x00000000738B3000-memory.dmp

Filesize
4KB

Download
memory/1224-11-0x00000000738B0000-0x0000000073E61000-memory.dmp

Filesize
5.7MB

Download
memory/1224-12-0x00000000738B0000-0x0000000073E61000-memory.dmp

Filesize
5.7MB

Download
memory/4188-0-0x0000000000030000-0x0000000000123000-memory.dmp

Filesize
972KB

Download
memory/4188-1-0x0000000003B70000-0x0000000003B71000-memory.dmp

Filesize
4KB

Download
memory/4188-9-0x0000000000030000-0x0000000000123000-memory.dmp

Filesize
972KB

Download
memory/4188-16-0x0000000000030000-0x0000000000123000-memory.dmp

Filesize
972KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads