476efe162f8ca4f0c7ad83f3602ac1ee661f97312fd00d71d765469425dbc60c

Analysis

max time kernel
150s
max time network
124s
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

linecache.pyc
Size

3KB
MD5

749ac324b80b41cc7c03720abc918cac
SHA1

eae24d0aeca6f66b6233e7cb3d4b7186739be29b
SHA256

fc55d0442cdf69c8762a30a66ee7231be46c5dcae3bb81177062732857d0292c
SHA512

208ed9e0070bbb791dbf255b143428c6fb2ae710fd813b10a80fa6f6c3f8bd3d55caf684db444992192751677ae0033f0444e3b0e1475ce30d9d73cad6eb2596

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\Local Settings	rundll32.exe
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\.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
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
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_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2176 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2176 AcroRd32.exe
2176 AcroRd32.exe
2176 AcroRd32.exe

pid	process
2176	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2680 wrote to memory of 3024	2680	cmd.exe	rundll32.exe
PID 2680 wrote to memory of 3024	2680	cmd.exe	rundll32.exe
PID 2680 wrote to memory of 3024	2680	cmd.exe	rundll32.exe
PID 3024 wrote to memory of 2176	3024	rundll32.exe	AcroRd32.exe
PID 3024 wrote to memory of 2176	3024	rundll32.exe	AcroRd32.exe
PID 3024 wrote to memory of 2176	3024	rundll32.exe	AcroRd32.exe
PID 3024 wrote to memory of 2176	3024	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\linecache.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2680
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\linecache.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3024
- - 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\linecache.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2176

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
204f076bd920814f04fb3c7edeb1db1a

SHA1
96f859acebaeb3ed556bb2c1cc9a9b7efe321d3a

SHA256
58e7de2760f862db141a430322374f98601397731807937cfd3a133286a75a5d

SHA512
616a67a41e7f5e4da8497e4f998eb1ad3202cb48d0f52c5dc64a9cfc653fd1c3d422b72c0dc9b62a872de1759bec4f9ea36dffd97783cc8bc65cbc9b44a43bd5

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