2ef7f2e970c4325106f95aae640a14f8baa35ed194d6f92b293a684f52fa052b

Analysis

max time kernel
1797s
max time network
1817s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
31/05/2024, 15:01

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General

Target
image.dd
Size 213.1MB
Sample240531-secv3scf45
SHA256 2ef7f2e970c4325106f95aae640a14f8baa35ed194d6f92b293a684f52fa052b
MD5 7eceab9e29d448e1a4a7bcffd31730a3
SHA1 ac7b2b176d31bf2889a710d3f008d9ec9ed01f5b
SHA512 b6f640506e10d5e663cc4efbf3fbc7b7fc5ac82448c48e0172c540d1bac8fc0941a649728664419339ff85f9796e21d92fcc1fb800eccf4e46c9ec3197f4d164
SSDEEP 786432:N74bQ7Wou77B/OzRFYPK2EDkBoSIbl1XrMxJ/VDaVwLK2NTSDa:UFWvYPJjDu2Nga
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-330940541-141609230-1670313778-1000_CLASSES\dd_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.dd\ = "dd_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\dd_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\dd_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\dd_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\dd_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.dd	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\dd_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
2156	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2156	AcroRd32.exe
2156	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2640	2344	cmd.exe	29
PID 2344 wrote to memory of 2640	2344	cmd.exe	29
PID 2344 wrote to memory of 2640	2344	cmd.exe	29
PID 2640 wrote to memory of 2156	2640	rundll32.exe	30
PID 2640 wrote to memory of 2156	2640	rundll32.exe	30
PID 2640 wrote to memory of 2156	2640	rundll32.exe	30
PID 2640 wrote to memory of 2156	2640	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\image.dd
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\image.dd
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2640
- - 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\image.dd"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2156

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 6d267be38f48c15d0254fca2d6e69978c31f39573391110ba7bd6de9c1be853b
MD5 4bf9146b9775d939c6549ff54dca25c8
SHA1 231d969ff216a66d8c314ba3719626ec8f338030
SHA512 6236cd27b05376b71021829a9f11b7fe83af43b744e2684667360df119db529370d839ec175225ba455f9149a04e7a0a420029f8c824c7e337d8fbe3b423c675
MD5 SHA1 SHA512

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