798b9999b706eb8240655287d18f6a0b6d1651bba28c33ead722166319d2f6cb

Analysis

max time kernel
104s
max time network
46s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21/02/2024, 23:01

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General

Target

TestProjects/okamoto.clip
Size

9.7MB
MD5

0524c1ec1769fb36414125297cca848d
SHA1

841c49a2decfa93c6888fdd28359c752a849fbe5
SHA256

1fa52d07cc58bb0790bf7dd06e7e930252a4b65b891d2ed413e308092d5b90cc
SHA512

5165a37c761c0452d9d9d21f5e08df845deacac35f72c0b7786eae40283af3a3e71dab35c6aa1cb310927b77aea619c8c829ef861da1b15a451667776c1fd5c4
SSDEEP

196608:/V2qKsjqFH0S1AtwAmfFZfT+RaAh+x19ZivyutHfv:/VlKtU1tEy1c9ZZK

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-1-5-21-330940541-141609230-1670313778-1000_CLASSES\clip_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\clip_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\clip_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.clip	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.clip\ = "clip_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\clip_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\clip_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\clip_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2832	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2832	AcroRd32.exe
2832	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 1952	2492	cmd.exe	31
PID 2492 wrote to memory of 1952	2492	cmd.exe	31
PID 2492 wrote to memory of 1952	2492	cmd.exe	31
PID 1952 wrote to memory of 2832	1952	rundll32.exe	32
PID 1952 wrote to memory of 2832	1952	rundll32.exe	32
PID 1952 wrote to memory of 2832	1952	rundll32.exe	32
PID 1952 wrote to memory of 2832	1952	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\TestProjects\okamoto.clip
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\TestProjects\okamoto.clip
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1952
- - 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\TestProjects\okamoto.clip"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2832

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
ef44683a80a551e07e3dee2ba062f5e0

SHA1
c47f3853f438bbe7be6dda446fc779cf12e549da

SHA256
dd917b2ef5e8663faa092aa180cfa7b40b221e3eff5450bfa160a83a9b6f527a

SHA512
c4471a78a737e731a2dc34b2755e276a27d5a74cfa2a1afb05e598158f5d992bc4843b1606c7e208295fa9a421255ad8037e7570f0d31ca3d750d97998ee901d

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