c3d118812e55bc5a51eeb6c4c254abc744b3b7e58450212a153bbc2c8af196c8

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
23-10-2023 22:13

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General

Target

GongSolutions.WPF.DragDrop.pdb
Size

189KB
MD5

80b0b7cb668a7cfc9ced7cbf1e000755
SHA1

0e07a5ba4253a9da0523345743c72e0daf01c2ab
SHA256

d35913b080306ed7f5f8676ea564c9712ac0c740b55d3d15bc158c6226963075
SHA512

830addbb2c07b20b7db149a9a4b864f825b47c521c7ccbc1a6d1522fde5727ec52c67322cc3a050671af3531cd9f02411a2191909793efed42bd00bb1899fa50
SSDEEP

1536:vgjHQxR8W5S0d6FtJRwzbKU/RJwV7wJzSkMIPGRjY5MIP6:bFRdbfjLa7woJIhyI

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-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\pdb_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\pdb_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\pdb_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\pdb_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\pdb_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\.pdb	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\.pdb\ = "pdb_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\pdb_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2636	3012	cmd.exe	29
PID 3012 wrote to memory of 2636	3012	cmd.exe	29
PID 3012 wrote to memory of 2636	3012	cmd.exe	29
PID 2636 wrote to memory of 2800	2636	rundll32.exe	30
PID 2636 wrote to memory of 2800	2636	rundll32.exe	30
PID 2636 wrote to memory of 2800	2636	rundll32.exe	30
PID 2636 wrote to memory of 2800	2636	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\GongSolutions.WPF.DragDrop.pdb
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\GongSolutions.WPF.DragDrop.pdb
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2636
- - 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\GongSolutions.WPF.DragDrop.pdb"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2800

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
543e6385878115b43fb5be48aab58027

SHA1
75867d548a6240f59be7bcb3fe6597a2d11a8659

SHA256
1c20686cbc1023a3036a166324f0992521c4e002c022fb9626dd9362c41ecdc8

SHA512
6eb7bce8e773136a5b9b981ae6c4b2735e1d432e1491d74593cc69ab1c5926b40d5a780f03e005ea7b61377d8bd587a329176ba1b2a27ad6f091c56f00187a17

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