114ed19cf027d9921bab4fcfe91701e98462d8fa4b69a639661a8972401228e7

Analysis

max time kernel
151s
max time network
125s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
21/11/2023, 10:00

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General

Target

CodeTest-main/EXP/WindowsSMBv3.py
Size

2KB
MD5

fc41f8c0d1473895fe1678ee23107b54
SHA1

2137afbf9b7b8d4c1c3cf65945620449f14f8f5e
SHA256

c76b89239dca212668745149e615d35e6c432c84a5ccb50c74d7f7b619ba4259
SHA512

f3b69f9d0278221c236da738981d7f7e0ee38bd3e70dbfca4efb72606167eddc0bb742f6187bccfc09859f2361cc11f7aada905e20c5ffb398abeb340d36d9b1

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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2884	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2884	AcroRd32.exe
2884	AcroRd32.exe
2884	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 2808	2140	cmd.exe	29
PID 2140 wrote to memory of 2808	2140	cmd.exe	29
PID 2140 wrote to memory of 2808	2140	cmd.exe	29
PID 2808 wrote to memory of 2884	2808	rundll32.exe	30
PID 2808 wrote to memory of 2884	2808	rundll32.exe	30
PID 2808 wrote to memory of 2884	2808	rundll32.exe	30
PID 2808 wrote to memory of 2884	2808	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\CodeTest-main\EXP\WindowsSMBv3.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2140
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\CodeTest-main\EXP\WindowsSMBv3.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2808
- - 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\CodeTest-main\EXP\WindowsSMBv3.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2884

Network

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
13e1d80721e384c0e89db0a5005ebb36

SHA1
24360181ba057633b0ae8fd88953361858369901

SHA256
2b0def878f9a251e983025df9eee9b42d28ac801f9fbad2e073e4df3e31cf1c5

SHA512
6aece69e81c1438dbf675ccbea500e2632f4b3427f7f3703a89cd667180663692f27d0957696b1afca24b14ddd8c9f1f95a38cb87c1ead2ed4db54db2f80f34e

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