2922d5a4f2de932813d21422303133e01b9ea0ead5714b58f075f6afaf960b80

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/01/2025, 17:53

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General

Target

install.sh
Size

755B
MD5

0236640f3131e5d24dc99177259ad1ee
SHA1

1500a57991961cd103b845b8ecd1dfdac37a3cbc
SHA256

2a27ec723863f8f558a93448080264829c29d7fe70740fee46eea550d8a9f0bc
SHA512

2566b0a860d40fe981c5a9b25096de313aa76a4e316477f40ef1298f7202458f0d7367e41a4fd8d256702ef8be4b29cacf9dd0fd5e514f4fc90c0add19e3283f

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
2772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2772	AcroRd32.exe
2772	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 2396	1836	cmd.exe	31
PID 1836 wrote to memory of 2396	1836	cmd.exe	31
PID 1836 wrote to memory of 2396	1836	cmd.exe	31
PID 2396 wrote to memory of 2772	2396	rundll32.exe	33
PID 2396 wrote to memory of 2772	2396	rundll32.exe	33
PID 2396 wrote to memory of 2772	2396	rundll32.exe	33
PID 2396 wrote to memory of 2772	2396	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\install.sh
1⤵
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\install.sh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2396
- - 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\install.sh"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2772

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
fb1b4fd7148827cc601d7607e36dce81

SHA1
01e3e271a01f5b13f7d9112064428210a34f9478

SHA256
fe98e4df65583fc79e9d0d0aafdc63a97586785285fb0be54585a1a2dc3dec02

SHA512
e89593f59b344d91f1416a1d38f44eb19148a2e225c84ebf20597a06297c511a83f08c2a932a57cf8fb93a3771cebe6630ba39661ca45b688d7f3763d2bb37ed

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