85d84da597bba6a36e1f89b137e843a09b4022515b9bd51a53a39a97b1325826

Analysis

max time kernel
218s
max time network
131s
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

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Upload/admin/modules/tools/maillogs.php
Size

14KB
MD5

200f41f3e92a1e07d18f0d3466caeb7a
SHA1

ad219dc4289613ff49a512397314d6e83efacc83
SHA256

34426168bf0f3c6ac7e284edfbd20514541ac2e3a65d4d31e90a262e55a894b6
SHA512

4624d019009cc73e4eb9aa1a306e68047c1a3c51a91db592c70640ff0d7a5625a865843ae465ba8dda7d7fe36d6d831916a8d7ed5008ab072673564141af39f2
SSDEEP

384:17cZcc57rihdGiDFAXXY1Qv2JCxFA1iIyUVhJ96d8Kafbon7KV6c7ErS54SLcB8c:1ymde+ei5YUFaQzU7KV7rA3+bj7GxX

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-1-5-21-3408354897-1169622894-3874090110-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\php_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\php_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\php_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_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-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\php_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\.php	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\.php\ = "php_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\php_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
576	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
576	AcroRd32.exe
576	AcroRd32.exe
576	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2748	2856	cmd.exe	30
PID 2856 wrote to memory of 2748	2856	cmd.exe	30
PID 2856 wrote to memory of 2748	2856	cmd.exe	30
PID 2748 wrote to memory of 576	2748	rundll32.exe	32
PID 2748 wrote to memory of 576	2748	rundll32.exe	32
PID 2748 wrote to memory of 576	2748	rundll32.exe	32
PID 2748 wrote to memory of 576	2748	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Upload\admin\modules\tools\maillogs.php
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- 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\maillogs.php
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2748
- - 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\maillogs.php"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:576

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

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
4fafe5666474d1dd613373271a139f6d

SHA1
8db7e74d7d0ed5900f35cd2783b8c8633156658f

SHA256
a18f891ad3ddda286f24da86814686d60bd78f9cc29a66949ad9a1b8512cfbac

SHA512
8b7b93729289b489af35cdb8b4a377c15c53fbc7f6418f869d8c9eaccc89c73889066e899e09def56750820f6f8c66e4ea05d20e6873b66b1405bfe376e37cd3

Download Submit