86c50ceeb3fcb680b4bdb4c3555664f45e3123962850191383ddee8b1b2497b5

Analysis

max time kernel
1442s
max time network
1449s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
12/07/2024, 14:04

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General

Target

vanish-flooder-main/tutorial.md
Size

551B
MD5

1a649a2cb105bbe25f78bfc63bb558a5
SHA1

b1f646d3a5b16374a02aff4613d0289874c0e679
SHA256

27e847d0723b01870c80f0da9fc27d2da470df37d02ddaa7c375d8d4ac372515
SHA512

a6e2494fd44d58d7e7de1fe1f8d8e5acc2f2457a0b176d9fa17156648728a76222a28dad9d49648715b45123868516d881af923391b1cb31178e550d79bdbbaa

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-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2928	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2928	AcroRd32.exe
2928	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 2828	2960	cmd.exe	31
PID 2960 wrote to memory of 2828	2960	cmd.exe	31
PID 2960 wrote to memory of 2828	2960	cmd.exe	31
PID 2828 wrote to memory of 2928	2828	rundll32.exe	32
PID 2828 wrote to memory of 2928	2828	rundll32.exe	32
PID 2828 wrote to memory of 2928	2828	rundll32.exe	32
PID 2828 wrote to memory of 2928	2828	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\vanish-flooder-main\tutorial.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2960
- 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\tutorial.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2828
- - 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\tutorial.md"
    3⤵
    - 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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
1edaad9cfbfe2779b2320f087309600a

SHA1
4242be8a453a122ccd70f629d8c5091c01361bfc

SHA256
83cde6051ebb4a86c36dc31c1deeb4bdcae35a85074908534ded67a8944ee391

SHA512
49b5ffc54929a43940164dd18aea2bdf2390c24cd7f74417650e16f55cfad46e13994960604202d32309fad0d38d55b3403d140c5eafbd5eb36ab4150824411d

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