44adad36384d5fe063fec38dd156b6d923968eb05e1ebb4fad7b55fea983eee4

Resubmissions

25/08/2024, 23:53

240825-3xfpsssemd 10

25/08/2024, 23:50

240825-3vnydstgpk 10

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 23:50

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General

Target

misc.pyc
Size

5KB
MD5

31aa260c6cdeaa9d942cd0dcfcadd16a
SHA1

a6818f3acf5c2ab9d65b41a81cb92b36b85cc932
SHA256

b522284f1a7e518c269c0414160407ec7834a4397f85ef389433b49367b5df9c
SHA512

0dd277ef948315a3554bd8c5110e27afa9b2eac88defc1211771c050cdd27b3668484dec35ec5c5010bff00b62c2cebd9e7286c0b114ad28437719b42bd0fc2c
SSDEEP

96:DSajAihmJG4n3B4SmSSSSlSSSShDwegPbbVxlj0nIAEDS5ejmw01k9Bddpq:eYAfn3ySmSSSSlSSSSeeOPVxx0nIAZeQ

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_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-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2524	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2524	AcroRd32.exe
2524	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2632 wrote to memory of 2860	2632	cmd.exe	31
PID 2632 wrote to memory of 2860	2632	cmd.exe	31
PID 2632 wrote to memory of 2860	2632	cmd.exe	31
PID 2860 wrote to memory of 2524	2860	rundll32.exe	32
PID 2860 wrote to memory of 2524	2860	rundll32.exe	32
PID 2860 wrote to memory of 2524	2860	rundll32.exe	32
PID 2860 wrote to memory of 2524	2860	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\misc.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2632
- 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:2860
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
6b89c28782ebbd6e13951b5facf84e39

SHA1
242846e17432961f993a2dfbd18681c32aa7572e

SHA256
206df08be6e6c7b01738dfbeb918dc21c8c7e5130637f17dc21d0a2d3cd02587

SHA512
d0bab577e3898854486a619d5031d66ceeadc5d2497804b0023b826151c5dda84ba52966dadc03a6ebbe17f443eec9871007c511f6641f2e4206b20451c6583c

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