fatalrat | ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08-03-2024 15:10

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General

Target

ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe
Size

204KB
MD5

07bbe0ff5e44841b9d7c70f5842e6f9c
SHA1

2d1378a0c674faef3c3a33bade753271fb46644a
SHA256

ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4
SHA512

03fc9b4394b80d6321add868ac285e75c7d8ea0a31823ea89b04d72af14ebec21214b93919388b0adc1a9d37c07eaa9929097a5d0322d2e8a2180ee870ef0e13
SSDEEP

3072:N1ltd5LZseWDzoPZ6WS6BLfvgaSlpcD+05fRrJrt:DSzkPDNGEfRrJrt

Score

10^/10

fatalrat infostealer persistence rat

Malware Config

Signatures

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

Fatal Rat payload 2 IoCs

rat infostealer

resource	yara_rule
behavioral1/memory/2152-0-0x0000000010000000-0x000000001002A000-memory.dmp	fatalrat
behavioral1/memory/2472-15-0x0000000010000000-0x000000001002A000-memory.dmp	fatalrat

Executes dropped EXE 1 IoCs

pid	Process
2472	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe

Loads dropped DLL 2 IoCs

pid	Process
2152	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe
2152	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\SVP7 = "C:\\Users\\Admin\\AppData\\Local\\ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe"	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2152	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe
Token: SeDebugPrivilege	2472	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 2472	2152	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe	28
PID 2152 wrote to memory of 2472	2152	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe	28
PID 2152 wrote to memory of 2472	2152	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe	28
PID 2152 wrote to memory of 2472	2152	ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe	28

C:\Users\Admin\AppData\Local\Temp\ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe
"C:\Users\Admin\AppData\Local\Temp\ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Users\Admin\AppData\Local\ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe
  "C:\Users\Admin\AppData\Local\ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4.exe

Filesize
204KB

MD5
07bbe0ff5e44841b9d7c70f5842e6f9c

SHA1
2d1378a0c674faef3c3a33bade753271fb46644a

SHA256
ca8ca7469f81471f0c4bcfc723c790b179e378c83d81872eee4ed0e1f1318ea4

SHA512
03fc9b4394b80d6321add868ac285e75c7d8ea0a31823ea89b04d72af14ebec21214b93919388b0adc1a9d37c07eaa9929097a5d0322d2e8a2180ee870ef0e13

Download Submit
memory/2152-0-0x0000000010000000-0x000000001002A000-memory.dmp

Filesize
168KB

Download
memory/2472-15-0x0000000010000000-0x000000001002A000-memory.dmp

Filesize
168KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads