85d84da597bba6a36e1f89b137e843a09b4022515b9bd51a53a39a97b1325826

Analysis

max time kernel
153s
max time network
123s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
04/08/2023, 14:38

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General

Target

Upload/admin/modules/user/module_meta.php
Size

3KB
MD5

d1b7d9b322ab8dbd2d3d17517ecd7846
SHA1

d4b451a2eefa0708a068001c7f47ed74d8b55e34
SHA256

ac696a92c58a8b8a49d0173a3b502a1f76204c7466a7dec7e5c8f255d2ae3af0
SHA512

13c481b205d2142379b3f8f8f3d0b081cc8e8aad304fc4f83fa750817308011d36cd39ecd90c0538acaa8e2202648abec62ad61f562ce4431bed77c5c59a3da4

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\php_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\.php	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\php_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\php_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\.php\ = "php_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\php_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\php_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\php_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2376	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 3016	3024	cmd.exe	29
PID 3024 wrote to memory of 3016	3024	cmd.exe	29
PID 3024 wrote to memory of 3016	3024	cmd.exe	29
PID 3016 wrote to memory of 2376	3016	rundll32.exe	30
PID 3016 wrote to memory of 2376	3016	rundll32.exe	30
PID 3016 wrote to memory of 2376	3016	rundll32.exe	30
PID 3016 wrote to memory of 2376	3016	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Upload\admin\modules\user\module_meta.php
1⤵
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Upload\admin\modules\user\module_meta.php
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3016
- - 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\Upload\admin\modules\user\module_meta.php"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2376

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
1f712cee8296191588ab1ed360973bae

SHA1
3789395ac3dcae4f9521cd219113ce7b25238a89

SHA256
c7ec1ed1a8995f0a899a2a04776ec005fb306cd88e52d8dd9bfb2e90b97800a8

SHA512
8d6ca02fc664db6b3c222ec9257ac2a7819dbc69ef6c036894def78ec06eb0a9f48ed23b6df0a76801be5be204abb8dd3ad5b4902910ab0a2c82b70d336072fd

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