3e2ba9a25e9891c6dcb75ad73c1262d523e09f0eb3d095ede9ea9d11f42ebc28

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-11-2024 22:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Ransomware-master/README.md
Size

2KB
MD5

7c9e68a76f5c9e48acd35736ba051eda
SHA1

865576e3954e1857b99705e1d723a32c364da71f
SHA256

b9e98484ced89ad580eaf9e94f9c9499aa58d56e1f1efa0b78b0cf8ea9c17c86
SHA512

61e7c188e17b348d9a0871f0e506c12592a9fd459e27b7a42aae95ce4a2fc523524ae29b90c56b9e68c8055257b72e13b921cfc62b2c76a878abbb402bfc8957

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

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

Processes:

AcroRd32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

Processes:

rundll32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
2928	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid	Process
2928	AcroRd32.exe
2928	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 796 wrote to memory of 1952	796	cmd.exe	29
PID 796 wrote to memory of 1952	796	cmd.exe	29
PID 796 wrote to memory of 1952	796	cmd.exe	29
PID 1952 wrote to memory of 2928	1952	rundll32.exe	30
PID 1952 wrote to memory of 2928	1952	rundll32.exe	30
PID 1952 wrote to memory of 2928	1952	rundll32.exe	30
PID 1952 wrote to memory of 2928	1952	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Ransomware-master\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:796
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Ransomware-master\README.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1952
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Ransomware-master\README.md"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
2267afa59012555bcd4e9cab10f59bf5

SHA1
15a0d44b1e293a091645622b1984a833aa8d5185

SHA256
61b5a78c9c56415659f52051042b330143164235dc9e1dc4d2bde4f59c0f4ed7

SHA512
386aeeb0da64b61e2b150f412c0ce4746102e9907e4ed1ad3b945c2dcece7643d6f2fae5ce6776ac6dd5614cc0ca84f02348e329fe34e6d5cd7ad07688b6a4a3

Download Submit