02bcb2b7c24f82dbb6f1a2cff1a43fc3b4aa8df043c23c69d1ad97b996a8162c

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/11/2024, 04:33

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General

Target
k.sh
Size 3KB
Sample241115-e6jaaaspfm
SHA256 02bcb2b7c24f82dbb6f1a2cff1a43fc3b4aa8df043c23c69d1ad97b996a8162c
MD5 815df763eaa11d4743351e6eb6418ada
SHA1 af67da3c7ef41edae9a8cf03316337e34461b1a2
SHA512 1ebf9bd089ff330b72ecd04dfbdab05991640a4f6c242e5223150f045097d929be71ee21764a4465f0c87a159e2bcdc2870b6bfe5124250ca82e430d93cc054c
MD5 SHA1 SHA512

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2752	AcroRd32.exe
2752	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2168	2092	cmd.exe	31
PID 2092 wrote to memory of 2168	2092	cmd.exe	31
PID 2092 wrote to memory of 2168	2092	cmd.exe	31
PID 2168 wrote to memory of 2752	2168	rundll32.exe	33
PID 2168 wrote to memory of 2752	2168	rundll32.exe	33
PID 2168 wrote to memory of 2752	2168	rundll32.exe	33
PID 2168 wrote to memory of 2752	2168	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\k.sh
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\k.sh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2168
- - 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\k.sh"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2752

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 7d3dc67a4ae8a829089bfddad7407520ef83dc1902dfc19386bd5bb0f917ba32
MD5 321e2928584231443c33c01bb7ddd468
SHA1 fd695f08d933fa571258cf3b855b5df7ff7b4546
SHA512 dd3e8ca7f2385efd738cc7df8a23f3017169b968171c19716b9ab27feb171d5c54a33705eb30c3f48d71b405dea3e792f38eb0fdbd6053198f1ae869b7930e8e
MD5 SHA1 SHA512

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