85d84da597bba6a36e1f89b137e843a09b4022515b9bd51a53a39a97b1325826

Analysis

max time kernel
153s
max time network
127s
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/tools/modlog.php
Size

11KB
MD5

a9efcae0cfd8572179a630ca2874e882
SHA1

44590140935e0d2054dd1dab3ffd02d5b5e321a8
SHA256

5bce4ee058e90e9a46e29b4d534806608852fae2e2829feff3fd87937693591c
SHA512

9b38374b4f334b5b429a5c7e621f106dee3cb466fcc55ba13c2caf20c9d12a0c2e468039f28a49386a239afdddb37cbb05fc546cab31f8c9d27b7da54d1c5487
SSDEEP

192:1atxjKOtO3k8rzEZNbcFjoVoEWoKH7eUsDEAXnTshDURzPaqTDXj3o8:1shycZBUoVoroKiUJUTADSjTDXj3o8

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-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\php_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\php_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\.php\ = "php_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\php_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_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-1-5-21-722410544-1258951091-1992882075-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\.php	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\php_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\php_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2452	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2452	AcroRd32.exe
2452	AcroRd32.exe
2452	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 2792	2196	cmd.exe	29
PID 2196 wrote to memory of 2792	2196	cmd.exe	29
PID 2196 wrote to memory of 2792	2196	cmd.exe	29
PID 2792 wrote to memory of 2452	2792	rundll32.exe	30
PID 2792 wrote to memory of 2452	2792	rundll32.exe	30
PID 2792 wrote to memory of 2452	2792	rundll32.exe	30
PID 2792 wrote to memory of 2452	2792	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Upload\admin\modules\tools\modlog.php
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- 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\tools\modlog.php
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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\tools\modlog.php"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2452

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
e69a5e1f41fb0c76a69445b8d57910de

SHA1
b5a44fc3b0153710740af366597baa523dff3094

SHA256
a610f8d9e5e3590806d16d4d937d5d667dfa0fb44690712be525fee6ee0a0542

SHA512
6bf2ff2a3cd898001892f7bc641779d615f27620eb3739d27f3189b75afa19c2620bcc2fe48d108b0001259f60099dda065801bde441524e783928e47084941a

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