ea3c62424756f7a053d8b3167415b10fa6bba9600110cfbd73c4c557491263fa

Analysis

max time kernel
1560s
max time network
1563s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
26-08-2024 19:40

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General

Target

Stockfish-15.1_Windows_32bit/source/.git/hooks/commit-msg.sample
Size

896B
MD5

579a3c1e12a1e74a98169175fb913012
SHA1

ee1ed5aad98a435f2020b6de35c173b75d9affac
SHA256

1f74d5e9292979b573ebd59741d46cb93ff391acdd083d340b94370753d92437
SHA512

d6bb7fa747f4625adf1877f546565cbe812ca7dd4168f7e9068e6732555d8737eba549546cf5946649e3f38de82d173aaf9c160a4c9f9445655258b4c5f955eb

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\sample_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\sample_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\sample_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.sample	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.sample\ = "sample_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\sample_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\sample_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\sample_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2712 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2712 AcroRd32.exe
2712 AcroRd32.exe

pid	process
2712	AcroRd32.exe

pid	process
2712	AcroRd32.exe
2712	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 3068 wrote to memory of 3032	3068	cmd.exe	rundll32.exe
PID 3068 wrote to memory of 3032	3068	cmd.exe	rundll32.exe
PID 3068 wrote to memory of 3032	3068	cmd.exe	rundll32.exe
PID 3032 wrote to memory of 2712	3032	rundll32.exe	AcroRd32.exe
PID 3032 wrote to memory of 2712	3032	rundll32.exe	AcroRd32.exe
PID 3032 wrote to memory of 2712	3032	rundll32.exe	AcroRd32.exe
PID 3032 wrote to memory of 2712	3032	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Stockfish-15.1_Windows_32bit\source\.git\hooks\commit-msg.sample
1⤵
- Suspicious use of WriteProcessMemory
PID:3068

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Stockfish-15.1_Windows_32bit\source\.git\hooks\commit-msg.sample
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3032

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\Stockfish-15.1_Windows_32bit\source\.git\hooks\commit-msg.sample"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2712

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
e7fffec7b7e3f20a40e2276e263acfd9

SHA1
8b6e26ae12812535bb63c74ec386dea683ac501f

SHA256
86f9022097e068c9f61f5aefa819e8a23d2773cc11af40a9ad5790e1939f7b14

SHA512
3cb92702e8fc36a2c5b4c61021f226f93f9e7e6eb3187ab17bbb0d0f465e4ad52e85ca5dcb14fe7e6e203ccfe9fb4638f45047a8eaadfaf230c57436564c36e0

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