c596f5fa261648273af72a1d93b866ef0c8fabc8ccf370025250f6448dbc4f20

Analysis

max time kernel
153s
max time network
46s
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/traceback.pyc
Size

13KB
MD5

f653314ecbee3ec7be2507624d8ef964
SHA1

60e34f0b82c55d7b7ba44201dec9b0564e201786
SHA256

a60d25668643b73124e823dd68610321050357b776a5e73254894eff90e56728
SHA512

f02b35811e9e6a0d9edde218969aaa77bb56ba45885643094e7ced1ab515241c42962c1e19104ba442a8f3ada0c94f316023a05bbd1064195c88726d48d1a205
SSDEEP

384:R9hWUpXhKUNsWtrLXKn1tQNVFoJuthhbS2rrFHianltF18gD:R9V5pNp5La1e6uthheUTl1JD

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	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	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\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.pyc	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\Read	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

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 980 wrote to memory of 1000	980	cmd.exe	29
PID 980 wrote to memory of 1000	980	cmd.exe	29
PID 980 wrote to memory of 1000	980	cmd.exe	29
PID 1000 wrote to memory of 840	1000	rundll32.exe	31
PID 1000 wrote to memory of 840	1000	rundll32.exe	31
PID 1000 wrote to memory of 840	1000	rundll32.exe	31
PID 1000 wrote to memory of 840	1000	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\lib\traceback.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:980
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\lib\traceback.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1000
- - 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\traceback.pyc"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:840

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/840-82-0x0000000075811000-0x0000000075813000-memory.dmp

Filesize
8KB

Download
memory/980-54-0x000007FEFB931000-0x000007FEFB933000-memory.dmp

Filesize
8KB

Download