8a78fdf56fe352e39b804faa5f544db35694ea6d0d46297d52bb66986604ab15

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
16/07/2024, 07:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Creal.pyc
Size

105KB
MD5

33c413274d516b542d7372f3b5d09eaf
SHA1

cad7903b7819be3e029c59b7b99de195d1f7ffcd
SHA256

e257b0f127b87920205378556cbdede58dd72064d73835f1c8335a930416a042
SHA512

7abcbb6472e30ed9fe31ca5aa08036c948d58983d2942b3b971fb76d62ee1c6effce16cd3c3246093f52cc14ecee2a641830751bdcca9d8cf6b5f1e43ba2876e
SSDEEP

1536:oSreO/J2vY5DA1y5ZvbZb8y0M5V49pCJlkpMkEQQU5Eyk7:oSCO/JYM3vbulrCJlki4j5Eyq

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-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_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-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1236	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1236	AcroRd32.exe
1236	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 1924	2116	cmd.exe	31
PID 2116 wrote to memory of 1924	2116	cmd.exe	31
PID 2116 wrote to memory of 1924	2116	cmd.exe	31
PID 1924 wrote to memory of 1236	1924	rundll32.exe	32
PID 1924 wrote to memory of 1236	1924	rundll32.exe	32
PID 1924 wrote to memory of 1236	1924	rundll32.exe	32
PID 1924 wrote to memory of 1236	1924	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Creal.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Creal.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1924
- - 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.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1236

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
0253225c3a1696a19407ef3c2d59bf03

SHA1
1fd398eebe1911417a0cb736e4d1c7540b959280

SHA256
9c6fb5326a69964d7718ec524318faf93a53bd13cf7020ca9b7b266c7ff3dbe4

SHA512
9c5a3c5918bd480e621c2b9d9c802d05e2d6397d16b2b5b3c0895290ca2ea0a026b25f6b2420171dbc1ad594ecaf4a285f962bbbdb4568f9ec529f3a691014b6

Download Submit