63b0a15d6e92441701d15f76576a8f93065d1ed8f40672dce8dfde7fc788ab12

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
25-08-2023 22:03

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-1-5-21-2969888527-3102471180-2307688834-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_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-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\pyc_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2960 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2960 AcroRd32.exe
2960 AcroRd32.exe
2960 AcroRd32.exe

pid	process
2960	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1620 wrote to memory of 2908	1620	cmd.exe	rundll32.exe
PID 1620 wrote to memory of 2908	1620	cmd.exe	rundll32.exe
PID 1620 wrote to memory of 2908	1620	cmd.exe	rundll32.exe
PID 2908 wrote to memory of 2960	2908	rundll32.exe	AcroRd32.exe
PID 2908 wrote to memory of 2960	2908	rundll32.exe	AcroRd32.exe
PID 2908 wrote to memory of 2960	2908	rundll32.exe	AcroRd32.exe
PID 2908 wrote to memory of 2960	2908	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:1620
- 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:2908
- - 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:2960

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
adcb62a5673b02f3bf4c59b36387791a

SHA1
6060ee446ff3fdf09e2fd658116e92c311376610

SHA256
bbbad6af1ceb7ffe2890468dbe81736abe8a0ccf5f8f4bf125c0245c4fcca6f7

SHA512
f09d4cea6c7d92741feb01095a0db06825740e2c46d335108d54f0764bd046f510cc535a4787b7d10dd7a0860996600817e01f42928b52da6b8c1dec8234b116

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