6f740ba69a5020a316d67e0341179ad03f9820fdde6501591255e9e98b06c0ae

Analysis

max time kernel
151s
max time network
126s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
06-09-2023 22:01

Target

posixpath.pyc
Size

12KB
MD5

3795e4cbeec84cbd8b1073bf98cf01ac
SHA1

cbe1148996ae54fdc2a873a114fd79f40da8dcd8
SHA256

f17b70ec5fa6535961486cf601a3a1ea6e89f695c8ffe38d7fc7b128a1835386
SHA512

d7f768a1820f37ec44835ab25b405ec84567be6e0547f99ed5ea66c9ec75fcabbf554311f1888181a024709389c4bc9d1a6dac4b5c17149def73c43ed672be18
SSDEEP

384:Oo+731JjMvXW7c+XaXzFJM+7ciCYrdZPAzPLEgcv:Oo837jGXqc+XaXzFJMwciLU0ge

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
Set value (str)	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_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-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\.pyc	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2880 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2880 AcroRd32.exe
2880 AcroRd32.exe
2880 AcroRd32.exe

pid	process
2880	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2448 wrote to memory of 3020	2448	cmd.exe	rundll32.exe
PID 2448 wrote to memory of 3020	2448	cmd.exe	rundll32.exe
PID 2448 wrote to memory of 3020	2448	cmd.exe	rundll32.exe
PID 3020 wrote to memory of 2880	3020	rundll32.exe	AcroRd32.exe
PID 3020 wrote to memory of 2880	3020	rundll32.exe	AcroRd32.exe
PID 3020 wrote to memory of 2880	3020	rundll32.exe	AcroRd32.exe
PID 3020 wrote to memory of 2880	3020	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\posixpath.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\posixpath.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3020
- - 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\posixpath.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2880

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
905b23b2cd86366a1506c94a5298f5a3

SHA1
0a65eb09887449d7f64e013dbc93cac487c78dc1

SHA256
499fc93339ad33fc82821da0bf53afcc4bcef9f50b7d37577eab58b57a7a55a2

SHA512
62d7ec3519fdb0b31226da48e6181c8258b55023e996dbc4fe019d62c4dfc195d935fcbe07c6ee60b4cc730fc2935e56818132a30c9ebd75b8ae90c815972587

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