c596f5fa261648273af72a1d93b866ef0c8fabc8ccf370025250f6448dbc4f20

Analysis

max time kernel
188s
max time network
51s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 10:50

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General

Target

lib/ntpath.pyc
Size

13KB
MD5

e5d99efbf612906aa70335265b51282e
SHA1

897bdc2323c946f8478fc0b3b5936a227fafaa55
SHA256

e10d48bd12451d61c4a1a81660513ad2a7502c8d4c9be6619f45975e4150b420
SHA512

ed5e42c7f1fbf132ec874a87f80c20b7b154caba5843d0bd5059a8fc1f31ecbf7e23ae809890e4f9a18a2cf32d9672505503ca824635ec3b622eaba2fed78c78
SSDEEP

384:XFOBBBf3KC904OuN19IlGWz7yWS0YrdZ+O1PxMB5rK8gjV:w7l3WvuN19IlGW/yWSZjRxMHuL

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\pyc_auto_file\	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1872	AcroRd32.exe
1872	AcroRd32.exe
1872	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 1608	884	cmd.exe	28
PID 884 wrote to memory of 1608	884	cmd.exe	28
PID 884 wrote to memory of 1608	884	cmd.exe	28
PID 1608 wrote to memory of 1872	1608	rundll32.exe	29
PID 1608 wrote to memory of 1872	1608	rundll32.exe	29
PID 1608 wrote to memory of 1872	1608	rundll32.exe	29
PID 1608 wrote to memory of 1872	1608	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\lib\ntpath.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:884
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\lib\ntpath.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1608
- - 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\lib\ntpath.pyc"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1872

Network

MITRE ATT&CK Enterprise v6

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

memory/884-54-0x000007FEFC161000-0x000007FEFC163000-memory.dmp

Filesize
8KB

Download
memory/1872-82-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

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