5580dfc8ce00e69dbb39796d48352afb601c217a64e5cc64a0173d82ce3635af

Analysis

max time kernel
1605s
max time network
1607s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
13/05/2023, 22:51

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General

Target

Ransomware-A6.bat
Size

2KB
MD5

479d9baf91bc0fdce919523c4be6e362
SHA1

328b5cd886dacf3337ed5065cb8f4ae1e35579d1
SHA256

5580dfc8ce00e69dbb39796d48352afb601c217a64e5cc64a0173d82ce3635af
SHA512

0f7ad64fe2239dbb59133e96077efe04157022cf4b54b690bdb6e44e4af9567ea8798ce035d0d1eeef18e5a054f768c3545f8ff81e43fea489ec45416f869c69

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ransomware-A6 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Ransomware-A6.bat"	reg.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
916	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	916	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 1996	2000	cmd.exe	29
PID 2000 wrote to memory of 1996	2000	cmd.exe	29
PID 2000 wrote to memory of 1996	2000	cmd.exe	29
PID 2000 wrote to memory of 916	2000	cmd.exe	30
PID 2000 wrote to memory of 916	2000	cmd.exe	30
PID 2000 wrote to memory of 916	2000	cmd.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Ransomware-A6.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Windows\system32\reg.exe
  REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Ransomware-A6 /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Ransomware-A6.bat"
  2⤵
  - Adds Run key to start application
  PID:1996
- C:\Windows\system32\taskkill.exe
  taskkill /f /im explorer.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:916

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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