d0e459e7345a0ad0414b4a57cdc3884b1545442b493b8d0b77a8ef75161941e7

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/08/2024, 04:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Linear/lib/PIL/IcoImagePlugin.pyc
Size

14KB
MD5

7c728e61db1db57b98a33e0fa8d36974
SHA1

077a4dc758cf859fd9c5453c51037f93f34cb92f
SHA256

8fc30aa1c4ebeb61c7054c822feefb6efa86a0171cadf1d6193d658c0225e8de
SHA512

b9d9227782492cf37f6e07c18b3c41f0c20fcf07595a3ae67115bd199339dbe85cb9b0f7d9ebded4044aeb23a637cbc343fd4e9546ea73e7e83cac1136d7a7bd
SSDEEP

384:7dNtOxjD2CrnRTnXa1UWf5K07On0NQeKrp:7dNteBbRnXa1U05W0Ngrp

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-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_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-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2680	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2680	AcroRd32.exe
2680	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 2672	2020	cmd.exe	31
PID 2020 wrote to memory of 2672	2020	cmd.exe	31
PID 2020 wrote to memory of 2672	2020	cmd.exe	31
PID 2672 wrote to memory of 2680	2672	rundll32.exe	32
PID 2672 wrote to memory of 2680	2672	rundll32.exe	32
PID 2672 wrote to memory of 2680	2672	rundll32.exe	32
PID 2672 wrote to memory of 2680	2672	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Linear\lib\PIL\IcoImagePlugin.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Linear\lib\PIL\IcoImagePlugin.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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\Linear\lib\PIL\IcoImagePlugin.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2680

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

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
7b21ea3f6f12ef49fd5251dd53368106

SHA1
0c34fd5344ac041c5f49a8d442d85ac9bebc3e2a

SHA256
7eaa98c950b701769248bb28ba1dcc55b83c66ab39d200544dbbdb82955c579c

SHA512
fc056f0591f87ab470ef316bbc7923e2447d4b519b97e865d1fe3423acc59724d66cffff5647979538d871c015dd3e18f3a3da1365e953b362465860cb51d0fb

Download Submit