revengerat | a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 11:03

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General

Target

a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe
Size

904KB
MD5

776eaa6e6fd162c4c65a6db42f952000
SHA1

340e39f807617cccdc1265ae81601a8d46a6b8d6
SHA256

a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765
SHA512

e080a2385b42c7a4b95905454ec652eb9b9f32abf7fc46254d8c699b725b4b828e1f75c56a0022ec1ee705f18bc833de98e3e78edf87e4cf5d9aaad6cc39ddd4
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa58:gh+ZkldoPK8YaKG8

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

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	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 768 set thread context of 5068	768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe	87

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	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.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	5068	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe
768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe
768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe
768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe
768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 768 wrote to memory of 5068	768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe	87
PID 768 wrote to memory of 5068	768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe	87
PID 768 wrote to memory of 5068	768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe	87
PID 768 wrote to memory of 5068	768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe	87
PID 768 wrote to memory of 5068	768	a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe	87

C:\Users\Admin\AppData\Local\Temp\a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.exe
"C:\Users\Admin\AppData\Local\Temp\a49edc62f5bfd961a39ec2a2d6bbb53e4f91ad427c11cfd5ac6bc340da179765N.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:768
- 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:5068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/768-0-0x0000000001120000-0x0000000001121000-memory.dmp

Filesize
4KB

Download
memory/5068-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5068-5-0x0000000073702000-0x0000000073703000-memory.dmp

Filesize
4KB

Download
memory/5068-6-0x0000000073700000-0x0000000073CB1000-memory.dmp

Filesize
5.7MB

Download
memory/5068-7-0x0000000073700000-0x0000000073CB1000-memory.dmp

Filesize
5.7MB

Download
memory/5068-8-0x0000000073702000-0x0000000073703000-memory.dmp

Filesize
4KB

Download
memory/5068-9-0x0000000073700000-0x0000000073CB1000-memory.dmp

Filesize
5.7MB

Download
memory/5068-10-0x0000000073700000-0x0000000073CB1000-memory.dmp

Filesize
5.7MB

Download