revengerat | 15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e

General

Target

15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe
Size

904KB
MD5

93aef7f781d5cd3271da2cbd99c32e4e
SHA1

3e8f43412cfa70289189f833614b78d4d1a6b86c
SHA256

15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e
SHA512

194e7b9d8d3bdfdb6055dee246b9a0cd75dbf32b7e07c72ab2666bc4000af0f29c6871a9771d86b49474df0ebd6ed23b9144dbb0df8aa8d080ffe41ac1600ff2
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5i:gh+ZkldoPK8YaKGi

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	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1456 set thread context of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29

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	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.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	2500	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe
1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe
1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe
1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe
1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29
PID 1456 wrote to memory of 2500	1456	15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe	29

C:\Users\Admin\AppData\Local\Temp\15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.exe
"C:\Users\Admin\AppData\Local\Temp\15a42b264822b4978ae98abcb4a7f2ba5a3f9e1c0aa9f3167208f661bccb9e9e.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:1456
- 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:2500

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/1456-0-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/2500-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2500-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2500-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2500-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2500-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2500-9-0x0000000074332000-0x0000000074334000-memory.dmp

Filesize
8KB

Download
memory/2500-10-0x0000000074332000-0x0000000074334000-memory.dmp

Filesize
8KB

Download

Analysis

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