422d9d1e5a4b6da1fcd9fe2ef2906830a8c0e026405d1876d351e881aac7c2fa

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04/06/2024, 20:24

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General

Target

Kiwi-X-External-Kiwi-X/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
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\lib_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.lib	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\lib_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_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-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\lib_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.lib\ = "lib_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\lib_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\lib_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2576	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2576	AcroRd32.exe
2576	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2760 wrote to memory of 2632	2760	cmd.exe	29
PID 2760 wrote to memory of 2632	2760	cmd.exe	29
PID 2760 wrote to memory of 2632	2760	cmd.exe	29
PID 2632 wrote to memory of 2576	2632	rundll32.exe	30
PID 2632 wrote to memory of 2576	2632	rundll32.exe	30
PID 2632 wrote to memory of 2576	2632	rundll32.exe	30
PID 2632 wrote to memory of 2576	2632	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Kiwi-X-External-Kiwi-X\onnxruntime.lib
1⤵
- Suspicious use of WriteProcessMemory
PID:2760
- 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-Kiwi-X\onnxruntime.lib
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2632
- - 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-Kiwi-X\onnxruntime.lib"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2576

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
023a7103da01d99dda8d39016e2fb996

SHA1
906f837a05fef1930dd2cbcaf84f370f4f64d189

SHA256
159558ce5e87b0c4328d7040b829867d2041f80df67b7928a50fc862d533c694

SHA512
4b0f53a470912ff32640e4bd43c630d8a950efebf9883049afe1df9c282f4d7bb3981ae3ccc9d9c35765b91d6a995b8b49ba8921eff1f548eff2a8bcd190bab8

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