86c50ceeb3fcb680b4bdb4c3555664f45e3123962850191383ddee8b1b2497b5

Analysis

max time kernel
1560s
max time network
1562s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
12/07/2024, 14:04

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

vanish-flooder-main/README.md
Size

122B
MD5

ef1586ae016533897adb5a7843cfc49c
SHA1

5a8878d5c7ff2207e708c77cb65966c055e8815e
SHA256

5fb9a99983e7225193675458d7e47d876291f35c2dadda9c0c94b1a09aa225b2
SHA512

63efe033d88e2ff2518b1d675a60daa70c6db1535869dc752842695b9db0d729d3c8139d287431bd4384112bf5002bff3bf09ec2c6b81f58a26170a3c60dbce1

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\md_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\md_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2752	AcroRd32.exe
2752	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 1876	2124	cmd.exe	31
PID 2124 wrote to memory of 1876	2124	cmd.exe	31
PID 2124 wrote to memory of 1876	2124	cmd.exe	31
PID 1876 wrote to memory of 2752	1876	rundll32.exe	33
PID 1876 wrote to memory of 2752	1876	rundll32.exe	33
PID 1876 wrote to memory of 2752	1876	rundll32.exe	33
PID 1876 wrote to memory of 2752	1876	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\vanish-flooder-main\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\vanish-flooder-main\README.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1876
- - 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\vanish-flooder-main\README.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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
463d96c6ea3a6f42c89c9e56edf9e95b

SHA1
4ae7e0967304bdfea7e1250b3cb030951e5ae738

SHA256
14b6f884ec841a900b842d85b6665eb0c2ad4c7c8f5ba0448d1e088754a7affc

SHA512
bc9264aafd2b66c8d5a54572f0d7335cc107cd6f2c290fcf091b218509293aa7273219dac5b07c1be3772c149dccf4199111da9ed0fa2cba2eade663aa290328

Download Submit