revengerat | 9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8

General

Target

9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe
Size

904KB
MD5

76de9638aeae432da73071ac90819b40
SHA1

6838b70154af060b148b2f60d204b7f94a7a87cb
SHA256

9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8
SHA512

77a993e490e5b07edaaa108ade74cc088beb7a03e06877a05b4db1b986b366ee27f92a6aa891dcc1d47a1d713b2fe0792f4d7da27b134d54d2f9ff10ccf314a7
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5q:gh+ZkldoPK8YaKGq

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	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2288-0-0x0000000001300000-0x00000000013E7000-memory.dmp	autoit_exe
behavioral1/memory/2288-11-0x0000000001300000-0x00000000013E7000-memory.dmp	autoit_exe
behavioral1/memory/2288-16-0x0000000001300000-0x00000000013E7000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2288 set thread context of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30

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	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.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	2156	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe
2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe
2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe
2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe
2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30
PID 2288 wrote to memory of 2156	2288	9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe	30

C:\Users\Admin\AppData\Local\Temp\9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.exe
"C:\Users\Admin\AppData\Local\Temp\9f7e3e8ed0393047d282a808d92aedd21445e30e04c08e78621668a6f201f1e8N.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:2288
- 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:2156

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/2156-1-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2156-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2156-3-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2156-8-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2156-9-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2156-10-0x0000000073BD2000-0x0000000073BD4000-memory.dmp

Filesize
8KB

Download
memory/2156-12-0x0000000073BD2000-0x0000000073BD4000-memory.dmp

Filesize
8KB

Download
memory/2288-0-0x0000000001300000-0x00000000013E7000-memory.dmp

Filesize
924KB

Download
memory/2288-11-0x0000000001300000-0x00000000013E7000-memory.dmp

Filesize
924KB

Download
memory/2288-16-0x0000000001300000-0x00000000013E7000-memory.dmp

Filesize
924KB

Download

Analysis

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