652dcfa352f97af40933db5d5c5c56b97875d0b0ffc877703d92413cb1f8aa63

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13-02-2024 17:51

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General

Target

Kiwi X External/onnxruntime.lib
Size

3KB
MD5

ca4908ed818ac768923571139b8aa5f3
SHA1

b11d0cd21f707affb631d40807f1678512325af6
SHA256

3c056212d5a26be8b66210a240ee5c546bac451521e93c75feceb9b6e2c82449
SHA512

c1478f347b74ccfa5effd03fde232886300e8a291d8e58b9d6653fbe464670e08d0dd3196b5347d8f8c21e8f7cc79514ea6b4e2c19466cd636a9231ebe081d7d

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-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\lib_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\lib_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\lib_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\lib_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\lib_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\.lib	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\.lib\ = "lib_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\lib_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2860	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2860	AcroRd32.exe
2860	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2864	3008	cmd.exe	29
PID 3008 wrote to memory of 2864	3008	cmd.exe	29
PID 3008 wrote to memory of 2864	3008	cmd.exe	29
PID 2864 wrote to memory of 2860	2864	rundll32.exe	30
PID 2864 wrote to memory of 2860	2864	rundll32.exe	30
PID 2864 wrote to memory of 2860	2864	rundll32.exe	30
PID 2864 wrote to memory of 2860	2864	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Kiwi X External\onnxruntime.lib"
1⤵
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Kiwi X External\onnxruntime.lib
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2864
- - 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\Kiwi X External\onnxruntime.lib"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2860

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

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Downloads

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

Filesize
3KB

MD5
8231843ee9301912ed0a474e81ed3c44

SHA1
13eb1a09debd43a2b7b047de8c91e1a1850ad1ec

SHA256
f1ae37bb2d2e8fb6282f5bf0d4208af4fc1275fea54467f134bda58b108076ec

SHA512
ae48ef6081b6c2717b2954da11d8809a6414171e9bafb19603ef2c04b9181b5178a36aea1997588ca0fb806c91afb9a964f225f3666a9f83d2765e3f7efd410c

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