d23acf9b80b8e55860bbf782989ca483f3e90ab6d16530b3078c1aa533c04164

Resubmissions

27-05-2024 00:39

240527-azzw8sah57 10

27-05-2024 00:38

240527-ay2dnshh6y 10

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
27-05-2024 00:39

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General

Target

misc.pyc
Size

4KB
MD5

204ee497021e32209ddde0c015b4dc19
SHA1

6aa2c039e6b6fbfb3620d4fe42d115553702146b
SHA256

a8355eef70645468d11a410d1402e0cab31a194e87172b523b1ff3dea5dbb0c2
SHA512

961b15c0efe0478fdf9287e7b3b709233bcd9524be708f426b75dc91eb07ddfc2a2ce4f347d52a3e7402f5307ab755af093d660662fd3c4c465fd41e8d138d12
SSDEEP

96:ySMlhlv6KPDweHPF8+VB7sHIZGhIW0vmyyZ1k93hub:LolvJ0evq+VBXZGh4vmV1kFhub

Score

3^/10

Malware Config

Signatures

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-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_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

2672 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2672 AcroRd32.exe
2672 AcroRd32.exe

pid	process
2672	AcroRd32.exe

pid	process
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2156 wrote to memory of 2624	2156	cmd.exe	rundll32.exe
PID 2156 wrote to memory of 2624	2156	cmd.exe	rundll32.exe
PID 2156 wrote to memory of 2624	2156	cmd.exe	rundll32.exe
PID 2624 wrote to memory of 2672	2624	rundll32.exe	AcroRd32.exe
PID 2624 wrote to memory of 2672	2624	rundll32.exe	AcroRd32.exe
PID 2624 wrote to memory of 2672	2624	rundll32.exe	AcroRd32.exe
PID 2624 wrote to memory of 2672	2624	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\misc.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\misc.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2624
- - 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\misc.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
1d29690f3cc0ffd39a70ff494e8b7bac

SHA1
16c2783c0db440f65439cc7b1c79af6ec93d0cdf

SHA256
36f608b3f850b863f4e394dba94a07a1bdbbc7e24a7a666b57134ca78eda0390

SHA512
99048ce1ee3dfa791e809b6d3c823494400b6d47cd8887d443884c3281edf98480680d3f40079bfd809de83cfa18b53c6b0c2ca86528474886df6444d84b7e59

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