revengerat | c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ec

General

Target

c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe
Size

905KB
MD5

cac1233312c01faced41e905e31d04d0
SHA1

75b3466941718a848387776caa067313b29a1f45
SHA256

c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ec
SHA512

e8c945658b2bbace4979053b025b230ea879a228ade4573fdbfe83be4c3fcb25ba7279d8b42e9c454d4ee03e0d0aeca7c110d0e35548db3ed19f9372d46f9775
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5a:gh+ZkldoPK8YaKGa

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	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2140 set thread context of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31

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	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.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	2196	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe
2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe
2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe
2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe
2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31
PID 2140 wrote to memory of 2196	2140	c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe	31

C:\Users\Admin\AppData\Local\Temp\c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.exe
"C:\Users\Admin\AppData\Local\Temp\c5062a0c5f85da5850d5f8ce402282180ec35c33baae9e7f514a67e16c3e21ecN.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:2140
- 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:2196

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/2140-0-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/2196-1-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2196-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2196-3-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2196-8-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2196-9-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2196-10-0x00000000740F2000-0x00000000740F4000-memory.dmp

Filesize
8KB

Download
memory/2196-11-0x00000000740F2000-0x00000000740F4000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing