blackcat | d6b911a58c81ac27282b080c8b72e6f1c6bd855827b6955af414ff2b5115f360

Analysis

max time kernel
146s
max time network
144s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
01-10-2023 15:32

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General

Target

847fb7609f53ed334d5affbb07256c21cb5e6f68b1cc14004f5502d714d2a456.exe
Size

14.3MB
MD5

db7a7403e5e248d0e96efe67cef73449
SHA1

11331c98855fdf42bd94a84687661c682336fea9
SHA256

847fb7609f53ed334d5affbb07256c21cb5e6f68b1cc14004f5502d714d2a456
SHA512

4fcf43cc7d337dbe17273e217acc6e98617fc153bf1e8295be6ba7b2afe3c7efca86d5e7eddc1fdf1212c74f1cd1803c5b6b0164e4322d89757cc6897b7313f0
SSDEEP

196608:h05ZqLIe01fXHitqWTpYCq2+2PFL+gY83fJu38IRAsgqsU8fyguPV:hQqL4i0y1K2IUYMIAsV

Score

10^/10

blackcat ransomware

Malware Config

Signatures

BlackCat
A Rust-based ransomware sold as RaaS first seen in late 2021.
ransomware blackcat

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
436	PING.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	2120	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2120	AUDIODG.EXE
Token: 33	2120	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2120	AUDIODG.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 588 wrote to memory of 436	588	cmd.exe	35
PID 588 wrote to memory of 436	588	cmd.exe	35
PID 588 wrote to memory of 436	588	cmd.exe	35
PID 880 wrote to memory of 2392	880	cmd.exe	38
PID 880 wrote to memory of 2392	880	cmd.exe	38
PID 880 wrote to memory of 2392	880	cmd.exe	38

C:\Users\Admin\AppData\Local\Temp\847fb7609f53ed334d5affbb07256c21cb5e6f68b1cc14004f5502d714d2a456.exe
"C:\Users\Admin\AppData\Local\Temp\847fb7609f53ed334d5affbb07256c21cb5e6f68b1cc14004f5502d714d2a456.exe"
1⤵
PID:3048

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2848

C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:588
- C:\Windows\system32\PING.EXE
  ping 1.1.1.1
  2⤵
  - Runs ping.exe
  PID:436

C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\system32\nslookup.exe
  nslookup
  2⤵
  PID:2392

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x498
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2120

C:\Windows\System32\control.exe
"C:\Windows\System32\control.exe" SYSTEM
1⤵
PID:2740

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{06622D85-6856-4460-8DE1-A81921B41C4B}
1⤵
PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3048-0-0x0000000001100000-0x0000000001F4C000-memory.dmp

Filesize
14.3MB

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