3583356b1900cc2f31f3a9115c912814069c1a8b233e48a274351d0ea3ec3a5e

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 13:05

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General

Target

Doc/Iss.stp
Size

67B
MD5

b8f9f8cb24e1b34b1c0d06a17668b5e8
SHA1

1462d8c3c8d6923eecfa6cb0344de550eb3494af
SHA256

7ed34d8edb00be4bd9d815b59949ba1fb2203aae602498e1d2a9100c4b34bfb1
SHA512

7fb1f0c475a666a021d3bb0c7f560b4a73d26dea8d75faa883a751df6fea38b268747c9c33a93aa54d2956c7e33c7bf44cb82872ef316e078bd1dbfcf61da7b0

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-1-5-21-2872745919-2748461613-2989606286-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2872	AcroRd32.exe
2872	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 1820	1352	cmd.exe	31
PID 1352 wrote to memory of 1820	1352	cmd.exe	31
PID 1352 wrote to memory of 1820	1352	cmd.exe	31
PID 1820 wrote to memory of 2872	1820	rundll32.exe	32
PID 1820 wrote to memory of 2872	1820	rundll32.exe	32
PID 1820 wrote to memory of 2872	1820	rundll32.exe	32
PID 1820 wrote to memory of 2872	1820	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Doc\Iss.stp
1⤵
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Doc\Iss.stp
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1820
- - 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\Doc\Iss.stp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2872

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
9d0e1000568dfb009b6f9ae4b3adf33c

SHA1
6c97c2b28414e86231f72ee666d40310c493361e

SHA256
7f1a07838289c38981868223e7398e4e47018cd0972531ab05cf98318de50348

SHA512
030c8b8ea63085b3d79d8c7a20265015f783f8697749643f1a59a0401cab23b8e1297435062d2a091f8feaab754f3956e8aec993104cb83e60b1bad7d6af8434

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