fatalrat | c730fc432e44173d4038f4df061092cc4bff06d9588a2742138cbd534c148230

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 03:40

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General

Target

c730fc432e44173d4038f4df061092cc4bff06d9588a2742138cbd534c148230.dll
Size

192KB
MD5

850802ceba1bbb55fb50cea635402cb9
SHA1

8bfc680da3553746d4ccc287cf9630b305543948
SHA256

c730fc432e44173d4038f4df061092cc4bff06d9588a2742138cbd534c148230
SHA512

937dc7aa3f540f50882f3789318b22017ea1777d2dff7753b61f6778fabc1155d415254cdbc87832f14b72644a4909f6145df8b24cbc7f39fc3c3224cf7fb9ff
SSDEEP

3072:IPpYUtQdNfgBVP82nl+ypWPuBRLM1jQaVL3lPUD/yjVvOSiO0:Ayg3EYUUOC/qvOSiO

Score

10^/10

fatalrat discovery infostealer rat

Malware Config

Signatures

FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
infostealer rat fatalrat
Fatalrat family
fatalrat

Fatal Rat payload 1 IoCs

rat infostealer

resource	yara_rule
behavioral1/memory/2096-0-0x00000000001B0000-0x00000000001D8000-memory.dmp	fatalrat

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2096	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2096	2108	rundll32.exe	30
PID 2108 wrote to memory of 2096	2108	rundll32.exe	30
PID 2108 wrote to memory of 2096	2108	rundll32.exe	30
PID 2108 wrote to memory of 2096	2108	rundll32.exe	30
PID 2108 wrote to memory of 2096	2108	rundll32.exe	30
PID 2108 wrote to memory of 2096	2108	rundll32.exe	30
PID 2108 wrote to memory of 2096	2108	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c730fc432e44173d4038f4df061092cc4bff06d9588a2742138cbd534c148230.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c730fc432e44173d4038f4df061092cc4bff06d9588a2742138cbd534c148230.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2096-0-0x00000000001B0000-0x00000000001D8000-memory.dmp

Filesize
160KB

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