revengerat | 596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474

General

Target

596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe
Size

904KB
MD5

bb9ebd0e2131507797c367ff58354a30
SHA1

be551068a23e99d455f36df5c7da821c03f502ab
SHA256

596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474
SHA512

5e334d8c98950b62e9ba49aa35c9cbb49c756607b8908993f911fc8c86b0f4ce625fdbd46777dc8e8f5fffcf7bc17e9e98c3fd8e5c06fe340f4c67a9d158df64
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5U:gh+ZkldoPK8YaKGU

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	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 272 set thread context of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.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	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.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 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

description	pid	Process
Token: SeDebugPrivilege	2352	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe
272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe
272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe
272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe
272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31
PID 272 wrote to memory of 2352	272	596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe	31

C:\Users\Admin\AppData\Local\Temp\596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.exe
"C:\Users\Admin\AppData\Local\Temp\596ded165c0783e369ddb858783aafc8f011ebf47d36d3844a02416f4544e474N.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:272
- 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:2352

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/272-0-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2352-9-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2352-8-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2352-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2352-3-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2352-1-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2352-10-0x0000000074282000-0x0000000074284000-memory.dmp

Filesize
8KB

Download
memory/2352-11-0x0000000074282000-0x0000000074284000-memory.dmp

Filesize
8KB

Download

Analysis

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