40f1b71a057db9ca86a4d699e827a7d98f530044bfe37361d4a6f16b8057f2a9

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
01-05-2024 21:40

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General

Target

htdocs/log/api.php
Size

87B
MD5

3a3656bc4792ce2c9a0941834687735a
SHA1

260745483153b8af3e5c798258c28032ad19e31b
SHA256

33f45a084e9b32c2584f6526ae80bc7d1fd1a06cec69e6028d2ef4212f94698e
SHA512

5252398cea0116d268baa9f811fec17a9cdc626e8549d690371dd9c4b0254d102b7e8b4a361963f54e7cf615adb2c20ecc28a64fb47088ee249599827990f981

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-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\php_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\.php\ = "php_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\php_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\php_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_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-1-5-21-481678230-3773327859-3495911762-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\php_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\.php	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\php_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2760	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2760	AcroRd32.exe
2760	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 2736	3024	cmd.exe	29
PID 3024 wrote to memory of 2736	3024	cmd.exe	29
PID 3024 wrote to memory of 2736	3024	cmd.exe	29
PID 2736 wrote to memory of 2760	2736	rundll32.exe	30
PID 2736 wrote to memory of 2760	2736	rundll32.exe	30
PID 2736 wrote to memory of 2760	2736	rundll32.exe	30
PID 2736 wrote to memory of 2760	2736	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\htdocs\log\api.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\htdocs\log\api.php
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2736
- - 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\htdocs\log\api.php"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2760

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
e19a99bc40050fa3d02d20dfb53478e4

SHA1
36a8facbc7e7ed3a4ddb349ccdd4730e513a8dc5

SHA256
f0b70cb25eb217f4061968e7ada6295dc178bcc8e657604d3ea5d3a8a61bcaaf

SHA512
ea2dc11aeeb13189f5e223f91f4e1f9daa537a0b8334b958c294a4725324d1c7a728230a90bc66dd4ca8835c345c1f0dce8fa08cbe7dca7bb161e3de9a89c79e

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