739d8e382768ca1c159c50425bc7773bc2e7e3d91705fc41d3b32035b2811daa

Analysis

max time kernel
1559s
max time network
1560s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-04-2024 10:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Language.pimx
Size

22KB
MD5

01fbf905f95578b7c2eb370d5bd867b6
SHA1

6688f78f5afba9bbabca1a398371c063f67447c2
SHA256

a17506a018994501e0cf6847ceee97f7cd9ffcffc48b256d180175256ff5c0f7
SHA512

321c7c325dd886f7a154e7aed21b5e8789cd3ec28a0dd87ade8702524857fb2ff271fca16833f2d393ce9ca45cb6b0b87470357ace1bf49d65e7e0efdf423aa5
SSDEEP

384:ntMbm75pVUbnVhU9PFfRYzF66ZfxjUyy9FeQ3Np:ntMIInrU9PBRR6ZfxOX

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-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.pimx	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.pimx\ = "pimx_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pimx_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pimx_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pimx_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pimx_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pimx_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pimx_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2728	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2728	AcroRd32.exe
2728	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2700	2124	cmd.exe	29
PID 2124 wrote to memory of 2700	2124	cmd.exe	29
PID 2124 wrote to memory of 2700	2124	cmd.exe	29
PID 2700 wrote to memory of 2728	2700	rundll32.exe	30
PID 2700 wrote to memory of 2728	2700	rundll32.exe	30
PID 2700 wrote to memory of 2728	2700	rundll32.exe	30
PID 2700 wrote to memory of 2728	2700	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Language.pimx
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Language.pimx
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2700
- - 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\Language.pimx"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2728

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
7c2f9b64ad5d0a7bf1eb4076c53e0c72

SHA1
40a07b9146bb70802bf7f19aa2c599df88181e1f

SHA256
9db36fa00535e7290924e13f54311d36989ce8b8a710ee56a5c8375868897650

SHA512
743d656388dab5e18c0740b1d2e3ba53613d6c06f63d44e9fd661573eac2cff0b9b89140ac41705cafc2668c895e0662ba6d64d3bc64a9ccb912bfa19962b4ab

Download Submit