fce4891d0ca542d32448ba0d79fe853654cbd7eeb81768ac36cb0316609ea8a0

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
20/12/2023, 16:58

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General

Target

Creal-Stealer-main/IfYouInfected.md
Size

1KB
MD5

7ef841b953ec1e01835e9b460d6cf214
SHA1

63c893277266becb6cea8f91e66009574cde64cc
SHA256

418467de9f5fea315e835adfd27d03de791ebc30d057ecc33e41b74e23b668ef
SHA512

fb4ba2a54888db796b5ca5246fd010631f0f2098e7a262b41afe4b3fcc5a74cadb55d009676eb4b83da11b48c7f98c539e9e5714174269bbbe67e3f08ce4b438

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-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\md_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2024	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2024	AcroRd32.exe
2024	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2680	2168	cmd.exe	29
PID 2168 wrote to memory of 2680	2168	cmd.exe	29
PID 2168 wrote to memory of 2680	2168	cmd.exe	29
PID 2680 wrote to memory of 2024	2680	rundll32.exe	30
PID 2680 wrote to memory of 2024	2680	rundll32.exe	30
PID 2680 wrote to memory of 2024	2680	rundll32.exe	30
PID 2680 wrote to memory of 2024	2680	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Creal-Stealer-main\IfYouInfected.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Creal-Stealer-main\IfYouInfected.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2680
- - 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\Creal-Stealer-main\IfYouInfected.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2024

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
b0e4312e22f56bd854325dc5616a2ef4

SHA1
bc458c326ab1ab62bc2eff8b12d999d8ea5d8233

SHA256
8a6d57e3890ae8d25c6caee24d6c85a14a3145ba144e1bbf5c911d7e95ca5b27

SHA512
1559ba69d47fcd8ffbaa8d4bcbc7d39ebbe0f4c9ee048f9d0c8758640c3243ca1895003e2c371804342bfa2d22b6b1cc1f229dcf82dcf24b8d345608c1e22adc

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