476efe162f8ca4f0c7ad83f3602ac1ee661f97312fd00d71d765469425dbc60c

Analysis

max time kernel
150s
max time network
125s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
08-08-2023 22:09

Target

sre_compile.pyc
Size

12KB
MD5

cdf07bd8aacf6881c2613920a544f505
SHA1

e870b38edb34959884edf8568fd17c06d62f32da
SHA256

26d72e06b83ecb5aa3cb7057a4bf821a91ab2d91365dca9bdcbc36eb2acb8926
SHA512

5c67a0aa61b75801514cdcb077012977ad56f01a4de9541c94f58e822b3b337a762bdb0e11a7c50c65739d817879e2b1a2900f07783431c85d4851aef686c400
SSDEEP

384:L3IMvxlGhOQ9cklzMaItdWLHmdYqrqsRh5+6:rTDDY6dYqrqQ+6

Score

3^/10

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_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

Processes:

AcroRd32.exe

pid process

2944 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2944 AcroRd32.exe
2944 AcroRd32.exe
2944 AcroRd32.exe

pid	process
2944	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2636 wrote to memory of 2800	2636	cmd.exe	rundll32.exe
PID 2636 wrote to memory of 2800	2636	cmd.exe	rundll32.exe
PID 2636 wrote to memory of 2800	2636	cmd.exe	rundll32.exe
PID 2800 wrote to memory of 2944	2800	rundll32.exe	AcroRd32.exe
PID 2800 wrote to memory of 2944	2800	rundll32.exe	AcroRd32.exe
PID 2800 wrote to memory of 2944	2800	rundll32.exe	AcroRd32.exe
PID 2800 wrote to memory of 2944	2800	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\sre_compile.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2636
- 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:2800
- - 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:2944

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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

Filesize
3KB

MD5
72340e9e4ec2f40e82e9dbdb1eb30000

SHA1
14c8ecab499e4d3f214278b1ffea313ac98bfb45

SHA256
8e576df87fad4eef3b22a631aca33a018698339e9caf3eb32ff7592dff123152

SHA512
00ce64305d8f334801717f61cdcdd5488917ee550f1c98df6e2ddabcb2b126a0e61ae4612572d94994d312b997e1e7e7835f31ef4080c5e97222c2fae3166630

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