56e48c29469fffa9388e4f9461d483cb0c5bb8cdf44bc57ad4d244c5b9aadf5e

Resubmissions

21/07/2024, 16:37

240721-t41h4sxenr 7

21/07/2024, 16:31

240721-t1gxlaxejn 7

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21/07/2024, 16:31

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General

Target

SmartCheckerv0.1.pyc
Size

11KB
MD5

230d32c7c84f70b5a4432170903fe7e7
SHA1

f8aa5583c0c22e2e73361c00e80071f9daedadde
SHA256

4b8bb92d4d2fdc3a8c5d54f32f6c36a29c39ef117948b050b31acfbe9c9cba80
SHA512

9d664a49e0d4b3a671aa7554bf717178dea0c8a9120347f652cdd59d474a3705d4192fe16e4f4fb5ed6f03f7fbf87df59c8b2eab17f4e44fa9d248f17dba4af7
SSDEEP

192:alvz8P7szk/udYnN8jE+SDL0QijCsVyRnCsyyGDUhs6eDFIsuLuxZmcejuMuVXRA:aF8zs2rL0QijCsVyRnCsyyGDUhs6aWLb

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-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_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
2788	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2788	AcroRd32.exe
2788	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2808	2136	cmd.exe	32
PID 2136 wrote to memory of 2808	2136	cmd.exe	32
PID 2136 wrote to memory of 2808	2136	cmd.exe	32
PID 2808 wrote to memory of 2788	2808	rundll32.exe	33
PID 2808 wrote to memory of 2788	2808	rundll32.exe	33
PID 2808 wrote to memory of 2788	2808	rundll32.exe	33
PID 2808 wrote to memory of 2788	2808	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\SmartCheckerv0.1.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\SmartCheckerv0.1.pyc
  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\SmartCheckerv0.1.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2788

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
e8635546aef75a31c40aeea19dc9c427

SHA1
5ca228a785479fa3ea720ab91a929c4998cfe890

SHA256
2a2281a7a5de21e977674d844591c79fce747ef8aae263d18c2139eafd667f2c

SHA512
3eff443789ed94b0dd23bc2e31ed83b8336d9908ff12e0151c3b7a1fcac8958630bfdf46abafe2432553869490630782d6ecb555e23552ecebbf7d7e9daa08ff

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