63b0a15d6e92441701d15f76576a8f93065d1ed8f40672dce8dfde7fc788ab12

Analysis

max time kernel
226s
max time network
158s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
25-08-2023 22:03

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General

Target

sre_compile.pyc
Size

12KB
MD5

cdf07bd8aacf6881c2613920a544f505
SHA1

e870b38edb34959884edf8568fd17c06d62f32da
SHA256

26d72e06b83ecb5aa3cb7057a4bf821a91ab2d91365dca9bdcbc36eb2acb8926
SHA512

5c67a0aa61b75801514cdcb077012977ad56f01a4de9541c94f58e822b3b337a762bdb0e11a7c50c65739d817879e2b1a2900f07783431c85d4851aef686c400
SSDEEP

384:L3IMvxlGhOQ9cklzMaItdWLHmdYqrqsRh5+6:rTDDY6dYqrqQ+6

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-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_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-1-5-21-3408354897-1169622894-3874090110-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2732	2908	cmd.exe	29
PID 2908 wrote to memory of 2732	2908	cmd.exe	29
PID 2908 wrote to memory of 2732	2908	cmd.exe	29
PID 2732 wrote to memory of 1592	2732	rundll32.exe	31
PID 2732 wrote to memory of 1592	2732	rundll32.exe	31
PID 2732 wrote to memory of 1592	2732	rundll32.exe	31
PID 2732 wrote to memory of 1592	2732	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\sre_compile.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\sre_compile.pyc
  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\sre_compile.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1592

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
5bcd5f0498821758753b3df5777050d5

SHA1
6d13262c2873b313f9b6a5001152ad01646356fe

SHA256
f201d5c251fe5117dc804e1fd21d34e864722fac0cc06aac32852bb3a51ae7a0

SHA512
243629d87c11a82aec9140dbad6552e6d5d4d8bd27036219d51312e390a24297f7a732ddef7879a73ab2ad8dd5391248637a60993ecf15a1855e76347cc306e3

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