529804cf8e209aebaa8561fdca5ddd0d9d834b6c490266293380108298eac7e5

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08-06-2024 16:57

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General

Target

dll/VMProtectSDK32.lib
Size

7KB
MD5

60558b29db81ad274a8f992882932426
SHA1

eccc072b4fb1bb9204b633be4a6c2d783e71a2a9
SHA256

9278d85fde55f645cafc39946b1832985b85fb6aac23938edf0c6d5ad3027109
SHA512

1b1a6364942309811108b1f1a34e465f0415848d8ec557879c7c4522b13ba594130a224f5055262e1fc8a94aa96c9f5fb037f5a1b1936b2ebf09b3199e358678
SSDEEP

96:UCm/+uYlVlOKU3A/hknkbKJKSKU//DjnK:9VlN/hNyy

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

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\lib_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\lib_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_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-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\lib_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.lib	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.lib\ = "lib_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\lib_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\lib_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2720 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2720 AcroRd32.exe
2720 AcroRd32.exe

pid	process
2720	AcroRd32.exe

pid	process
2720	AcroRd32.exe
2720	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1848 wrote to memory of 2632	1848	cmd.exe	rundll32.exe
PID 1848 wrote to memory of 2632	1848	cmd.exe	rundll32.exe
PID 1848 wrote to memory of 2632	1848	cmd.exe	rundll32.exe
PID 2632 wrote to memory of 2720	2632	rundll32.exe	AcroRd32.exe
PID 2632 wrote to memory of 2720	2632	rundll32.exe	AcroRd32.exe
PID 2632 wrote to memory of 2720	2632	rundll32.exe	AcroRd32.exe
PID 2632 wrote to memory of 2720	2632	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\dll\VMProtectSDK32.lib
1⤵
- Suspicious use of WriteProcessMemory
PID:1848

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\dll\VMProtectSDK32.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\dll\VMProtectSDK32.lib"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2720

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
e42b129cd6817acc0313b02b2798ccd1

SHA1
9b66da500ba7c66453908f6c835d0910d2ee7c70

SHA256
5cc579fabb086dc969a9854de3ae661233c74a23f1bc675ecd1d7c63d5c5326e

SHA512
f2db3ea8428a2d5e623f3b943ac0a9ab79ad9819d3784d8fdb3e3629b58f95d200f3182508822ae197d3840be9b679a347b3177a6e0f311145a9a7ba4334bb61

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