9d08ae69118892ea1c52c7de851489669381d7f22da553279f7294a647428dc5

Resubmissions

20-04-2024 07:35

240420-je38lacd2y 9

19-04-2024 20:29

240419-y9v8ssfe4z 9

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 20:29

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General

Target

ps.py
Size

622KB
MD5

3a02c5c2ce5b235f7c6026c0c85f9c3d
SHA1

b1c745695ce203dfccc41ce95325a2f41f663d6d
SHA256

351628536b70b66a5b18d48710fc29c027235ae9f63015a36563a606d969c2cc
SHA512

f4f6e06e97a609253da2efebdde26a6cd7497538e4b159f59ed8bb968a0a73dd6e9d07752cc25038506068e3038478d3a589eaec112f0ffc413588cb1188756e
SSDEEP

12288:GZFwpMzfJJFQrvnR0e/wFXVLNe/OajxYImvf/Opyp:N/SowFXVV/Tv2m

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
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2540 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2540 AcroRd32.exe
2540 AcroRd32.exe

pid	process
2540	AcroRd32.exe

pid	process
2540	AcroRd32.exe
2540	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 3040 wrote to memory of 2532	3040	cmd.exe	rundll32.exe
PID 3040 wrote to memory of 2532	3040	cmd.exe	rundll32.exe
PID 3040 wrote to memory of 2532	3040	cmd.exe	rundll32.exe
PID 2532 wrote to memory of 2540	2532	rundll32.exe	AcroRd32.exe
PID 2532 wrote to memory of 2540	2532	rundll32.exe	AcroRd32.exe
PID 2532 wrote to memory of 2540	2532	rundll32.exe	AcroRd32.exe
PID 2532 wrote to memory of 2540	2532	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ps.py
1⤵
- Suspicious use of WriteProcessMemory
PID:3040

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ps.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2532

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\ps.py"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2540

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
bc90d2a101927fb436c053d41c603f49

SHA1
5bca840463b4ce3a3b0b4ddb01feb6dd0742ee3f

SHA256
1077d6b3938e6c1cddb982d548ec272a7d44f880fb46eba441cc65b1bc9b86d5

SHA512
56c33102b2dc8534e32c3dbd6695ffcb3c62243e001dfa9c427bf649521879da2d9f9c78820f7d629548bc8af19823e933a5e659b4d650590e5f384d87345a8b

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