a617db081ad3b096a3c3255b06fb0b2eec1dfa570b06792be575f38c29199e90

Analysis

max time kernel
234s
max time network
148s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11-10-2023 10:08

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-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_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-1-5-21-3750544865-3773649541-1858556521-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2368 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2368 AcroRd32.exe
2368 AcroRd32.exe
2368 AcroRd32.exe

pid	process
2368	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1072 wrote to memory of 2632	1072	cmd.exe	rundll32.exe
PID 1072 wrote to memory of 2632	1072	cmd.exe	rundll32.exe
PID 1072 wrote to memory of 2632	1072	cmd.exe	rundll32.exe
PID 2632 wrote to memory of 2368	2632	rundll32.exe	AcroRd32.exe
PID 2632 wrote to memory of 2368	2632	rundll32.exe	AcroRd32.exe
PID 2632 wrote to memory of 2368	2632	rundll32.exe	AcroRd32.exe
PID 2632 wrote to memory of 2368	2632	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:1072
- 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:2632
- - 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:2368

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
158e7a9f1b56240da8d2c32d6fd23df0

SHA1
fbfe2068e544d11144c1533fc09342caf2bbb5f6

SHA256
e96620be642e18691f878978747468dea34bcf033550af2aed85df4df68cb82a

SHA512
ab05b1857499b074666100debcb8c6c6c6530a729750d3969ce9b9e895b0f85db81aeb69858516bd120427d3e9992de04a8ac8c502c7c1dd91043570efa2a4ba

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