revengerat | a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2024, 02:38

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General

Target
a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe
Size 904KB
Sample241127-c41ensyren
SHA256 a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1
MD5 df54f2ccc4ac99d81676eae9c6eef833
SHA1 2a5c9e68f08d1d40f671f1cf6c0d02c5665a34ab
SHA512 b9b9e5d602006445a42df120d880926441f446f3ca57d60fbfab12d2077fe599664cd1ae03b530106cbe1fb58d280e51c73a40acb699f7d98259bf4a255420ed
SSDEEP 24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5O:gh+ZkldoPK8YaKGO
MD5 SHA1 SHA512 SSDEEP

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	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 612 set thread context of 4404	612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe	82

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	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.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	4404	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe
612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe
612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe
612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe
612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 612 wrote to memory of 4404	612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe	82
PID 612 wrote to memory of 4404	612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe	82
PID 612 wrote to memory of 4404	612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe	82
PID 612 wrote to memory of 4404	612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe	82
PID 612 wrote to memory of 4404	612	a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe	82

C:\Users\Admin\AppData\Local\Temp\a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.exe
"C:\Users\Admin\AppData\Local\Temp\a84166dc70ff3ae5c435e548392e514c05663d2a8ae0762936993715bb3d8ae1.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:612
- 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:4404

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/612-0-0x0000000000E80000-0x0000000000E81000-memory.dmp

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memory/4404-1-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/4404-5-0x0000000073A72000-0x0000000073A73000-memory.dmp

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memory/4404-6-0x0000000073A70000-0x0000000074021000-memory.dmp

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memory/4404-7-0x0000000073A70000-0x0000000074021000-memory.dmp

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memory/4404-8-0x0000000073A72000-0x0000000073A73000-memory.dmp

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memory/4404-9-0x0000000073A70000-0x0000000074021000-memory.dmp

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memory/4404-10-0x0000000073A70000-0x0000000074021000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads