2468a1afd4808daae3e762ceafa3559b7633a836384358bb652bfae77791ed6f

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06/03/2024, 00:03

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General

Target

renderer/materials/Clouds.material.bin
Size

15KB
MD5

7f7c669836d61e0e749328e15a204751
SHA1

fbda462e327b89366c0500803f240035f55aa762
SHA256

8da63b4058f78f088c68da328d0273f23df64307162abca66f1361dfe81d47fa
SHA512

8a0893975fb355964054ac536c3246aef8f19cb625f2d48696cf5856cf6f3ab345e746fdc4d8fd290da9f934edef1e0c22cd2647890d2a710f06b2ee7451aa0f
SSDEEP

192:O8rHiQ7mYIWRP7l8rHiQ7NP7T8rHiQ7pmP7U4kjvC:O0FBZ0LX0nm/kjvC

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-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\bin_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\bin_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\.bin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3040	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3040	AcroRd32.exe
3040	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2616	3060	cmd.exe	29
PID 3060 wrote to memory of 2616	3060	cmd.exe	29
PID 3060 wrote to memory of 2616	3060	cmd.exe	29
PID 2616 wrote to memory of 3040	2616	rundll32.exe	30
PID 2616 wrote to memory of 3040	2616	rundll32.exe	30
PID 2616 wrote to memory of 3040	2616	rundll32.exe	30
PID 2616 wrote to memory of 3040	2616	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\renderer\materials\Clouds.material.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\renderer\materials\Clouds.material.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2616
- - 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\renderer\materials\Clouds.material.bin"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3040

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
0429cc8f7b98dc348470ef92f5a8de53

SHA1
5023e9adc35fc5563759440ec755757ebc02730e

SHA256
68fc5efd5dc48daffa168fff42bfc1bc45482dfd9640ff6fe88c979f9a2b2188

SHA512
af912962084c7b3ff4dbccb81c8eb7a744aeedf5629cbd4682c9c3caee9806fa028367c75084387c93a703d4d16376525fbcf647deb656c01c0d247fccc4d679

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