revengerat | 9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521

General

Target
9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe
Size 901KB
Sample250208-dpe1vstjam
SHA256 9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521
MD5 6a8c37e7831f4b2d5284b9718876022d
SHA1 750b8dc144f776eb6114332d2b9b874b92c99d38
SHA512 e79ccbfa78c0010eae631622bdf7d1bb7369aeca011d7834dae6036352a938cd2bbd67c5c7178476ece0938b19993d8fcc1b76d6956f2e56295dbaa7680c057b
SSDEEP 24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa57:gh+ZkldoPK8YaKG7
MD5 SHA1 SHA512 SSDEEP

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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
26	2364	Process not Found

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4280 set thread context of 4052	4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe	87

System Location Discovery: System Language Discovery 1 TTPs 3 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	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3892	MicrosoftEdgeUpdate.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	4052	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe
4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe
4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe
4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe
4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 4052	4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe	87
PID 4280 wrote to memory of 4052	4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe	87
PID 4280 wrote to memory of 4052	4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe	87
PID 4280 wrote to memory of 4052	4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe	87
PID 4280 wrote to memory of 4052	4280	9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe	87

C:\Users\Admin\AppData\Local\Temp\9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.exe
"C:\Users\Admin\AppData\Local\Temp\9a80a8a54d7c0aec8c453b95f029a902875e6fc26e1e47010198890967124521.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:4280
- 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:4052

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU4NjAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODIxNjMwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0ODcwNjYyOTI3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3892

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

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4052-1-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/4052-5-0x0000000073902000-0x0000000073903000-memory.dmp

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memory/4052-6-0x0000000073900000-0x0000000073EB1000-memory.dmp

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memory/4052-7-0x0000000073900000-0x0000000073EB1000-memory.dmp

Download

memory/4052-9-0x0000000073902000-0x0000000073903000-memory.dmp

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memory/4052-10-0x0000000073900000-0x0000000073EB1000-memory.dmp

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memory/4052-11-0x0000000073900000-0x0000000073EB1000-memory.dmp

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memory/4280-0-0x00000000017F0000-0x00000000017F1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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