653af810e58a75f899673f51607fa6e3377a34cf677ab48a13a54762bbd5f8c4

Analysis

max time kernel
235s
max time network
338s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 00:33

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General

Target

0.9.4/scripts/client/mods/lsdmax/lsdmaxEngine.pyc
Size

20KB
MD5

5e980c6f1e78cee396a3a0536c9000a9
SHA1

548f5943b8b7ea67c4b6563bdc4190e4bdd94557
SHA256

f9d91637ac93c1e10c5b7a7278c6512e51d8876ccf44a9bf603a127d3c089298
SHA512

c5a16dbabb6b78acb92b999b1f1c59bd2d5c82d08849f616bc02dd0bed3846d4ae96c1ae34ce44db74981b72cef7b16a29d3b6a04bc1387c7fe264a83d897e72
SSDEEP

384:TEZk1NvJorGM1YoA2gkwjyXI80lM86NG47S5CSxzdGNEq2I:TO5rG1ouVjyXIZS8mG470xIEPI

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 10 IoCs

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\pyc_auto_file	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1716 AcroRd32.exe
1716 AcroRd32.exe
1716 AcroRd32.exe

pid	process
1716	AcroRd32.exe
1716	AcroRd32.exe
1716	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 560 wrote to memory of 1788	560	cmd.exe	rundll32.exe
PID 560 wrote to memory of 1788	560	cmd.exe	rundll32.exe
PID 560 wrote to memory of 1788	560	cmd.exe	rundll32.exe
PID 1788 wrote to memory of 1716	1788	rundll32.exe	AcroRd32.exe
PID 1788 wrote to memory of 1716	1788	rundll32.exe	AcroRd32.exe
PID 1788 wrote to memory of 1716	1788	rundll32.exe	AcroRd32.exe
PID 1788 wrote to memory of 1716	1788	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\0.9.4\scripts\client\mods\lsdmax\lsdmaxEngine.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:560

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\0.9.4\scripts\client\mods\lsdmax\lsdmaxEngine.pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1788

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\0.9.4\scripts\client\mods\lsdmax\lsdmaxEngine.pyc"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1716

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/560-54-0x000007FEFC1E1000-0x000007FEFC1E3000-memory.dmp

Filesize
8KB

Download
memory/1716-81-0x0000000000000000-mapping.dmp

Download
memory/1716-82-0x0000000075C11000-0x0000000075C13000-memory.dmp

Filesize
8KB

Download
memory/1788-76-0x0000000000000000-mapping.dmp

Download