92295bfd781d95551475fac81734bd03f6facee877f439438d8d48f27c93f036

Analysis

max time kernel
137s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
30/05/2024, 16:10

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General

Target

loader.py
Size

444KB
MD5

0da03c4b07a24f885ad2dcaee1c4465c
SHA1

d1fc34925e62827f4908b49a73b0fd351a827604
SHA256

92295bfd781d95551475fac81734bd03f6facee877f439438d8d48f27c93f036
SHA512

6dddab9a1a73d178104b2d08ea372d2bf493f34b36ae1fdf75e049ce87d1d230f57e0b958138b0120172d4634e69080eb8e88ff60c8270493f4122d6c285ff05
SSDEEP

12288:/A0uRUS1WsyOFmNinKk2REiOG2C4YN+H83G3OBP0o:/A0uRnmaiO9CtN+H8S5o

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
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_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
2772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2772	AcroRd32.exe
2772	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2732	2164	cmd.exe	29
PID 2164 wrote to memory of 2732	2164	cmd.exe	29
PID 2164 wrote to memory of 2732	2164	cmd.exe	29
PID 2732 wrote to memory of 2772	2732	rundll32.exe	30
PID 2732 wrote to memory of 2772	2732	rundll32.exe	30
PID 2732 wrote to memory of 2772	2732	rundll32.exe	30
PID 2732 wrote to memory of 2772	2732	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\loader.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\loader.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2732
- - 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\loader.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2772

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
d877ec20e701892362050bd19bcb2988

SHA1
dd114e10b5ae18b52d9dbb14931b6c1b9e22462e

SHA256
5c90ddae24a01fce71584795904f15333b071855873c2efcc656e13b18c4e6e9

SHA512
757280fb220036dd067385297e332c22b1aff34ad5c7977a4c059199ffc48b5c1ef7f57ce07f84515524d643ad58a2150542fd35f060fb6a4c0b7289d91e2ac2

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