92b198ccaa8e897e9d86a886c98cd03825ae6ba08f3c0b7464a318d212811116

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30-08-2024 02:07

240830-cj8wbasbqc 3

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30-08-2024 01:56

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Analysis

max time kernel
102s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-08-2024 02:07

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General

Target

apt/sources.list.d/pop-os-release.sources
Size

138B
MD5

cd2f78afacb5f025abd9ba601afae8c9
SHA1

f1b2ce1bbfde1bca975db48a5285baa28fe9c72c
SHA256

74a1ba5f7cabe4c332b4def3af8e3640b29cab15b6ba1acd924c6aec9f40a9cb
SHA512

a701dd000277625b49e3031d8f891f71e34752a4bcb0002289fc5bebfdaa363ed49d4257999e29357cda9df50d6c1c28d8411cad58484a452103ebdf463fbce0

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

Processes:

AcroRd32.exe

description ioc process

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

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

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sources_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.sources\ = "sources_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sources_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sources_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sources_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.sources	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sources_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\sources_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

1960 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

1960 AcroRd32.exe
1960 AcroRd32.exe

pid	process
1960	AcroRd32.exe

pid	process
1960	AcroRd32.exe
1960	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1520 wrote to memory of 2928	1520	cmd.exe	rundll32.exe
PID 1520 wrote to memory of 2928	1520	cmd.exe	rundll32.exe
PID 1520 wrote to memory of 2928	1520	cmd.exe	rundll32.exe
PID 2928 wrote to memory of 1960	2928	rundll32.exe	AcroRd32.exe
PID 2928 wrote to memory of 1960	2928	rundll32.exe	AcroRd32.exe
PID 2928 wrote to memory of 1960	2928	rundll32.exe	AcroRd32.exe
PID 2928 wrote to memory of 1960	2928	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\apt\sources.list.d\pop-os-release.sources
1⤵
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\apt\sources.list.d\pop-os-release.sources
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2928
- - 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\apt\sources.list.d\pop-os-release.sources"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1960

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

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Downloads

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

Filesize
3KB

MD5
6141782fdddabecc06df507d45ceca73

SHA1
9d435f1bec2620dc7bd685b92be8841656e88882

SHA256
94775c8d17648aa31b3ceffb57a7ebb3daf3511f056c48ac8e8c1c9472a431f8

SHA512
69fca6c56dee629f35dca1046b35bfb435ad1109427e4b4b6e40ccab84a6d55e14f168bd50165095a816315f8d4c0048691fb3047e4652cb9ae7b8d081a8b2be

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