3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7

Analysis

max time kernel
95s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 21:58

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General

Target

3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
Size

1.1MB
MD5

f2520ef7238721a3b43f0000287bd400
SHA1

b425cceb32ad7666a6198486fcbe9e94bdda8827
SHA256

3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7
SHA512

45de398f3bcea9764e7127fde1df65583878a38c09fc34b4173a38bf5f3bba7ba1faf9f92d24128da12e80410f3bda662781ab999292ff2d1fb2ad7450b742ca
SSDEEP

24576:aH0dl8myX9Bg42QoXFkrzkmplSgRDYo0lG4Z8r7Qfbkiu5Q2:acallSllG4ZM7QzMd

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 3 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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	WScript.exe

Deletes itself 1 IoCs

pid	Process
4804	svchcst.exe

Executes dropped EXE 2 IoCs

pid	Process
4804	svchcst.exe
1996	svchcst.exe

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 5 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	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\Local Settings	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	WScript.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	WScript.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe
4804	svchcst.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
4804	svchcst.exe
4804	svchcst.exe
1996	svchcst.exe
1996	svchcst.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 1596	4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe	86
PID 4944 wrote to memory of 1596	4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe	86
PID 4944 wrote to memory of 1596	4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe	86
PID 4944 wrote to memory of 836	4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe	87
PID 4944 wrote to memory of 836	4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe	87
PID 4944 wrote to memory of 836	4944	3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe	87
PID 1596 wrote to memory of 4804	1596	WScript.exe	90
PID 1596 wrote to memory of 4804	1596	WScript.exe	90
PID 1596 wrote to memory of 4804	1596	WScript.exe	90
PID 836 wrote to memory of 1996	836	WScript.exe	89
PID 836 wrote to memory of 1996	836	WScript.exe	89
PID 836 wrote to memory of 1996	836	WScript.exe	89

C:\Users\Admin\AppData\Local\Temp\3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe
"C:\Users\Admin\AppData\Local\Temp\3cbfd504d67b3f3fb134915e48a0b2f8d962e3b64fd096794d1369fccb980da7.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4944
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1596
- - C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:4804
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:836
- - C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:1996

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

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\Microsoft\VBS3.vbs

Filesize
753B

MD5
35a203fa305df53e9c3e764bb923e39f

SHA1
614e42a96691487fc76f439565929ca47147bad9

SHA256
1e28db93eef81e0ffa87e94c442fe239ec49e88bbadd4c0ebb5f906652343bfc

SHA512
074c06cacebe15c3ab3275c31af2c7a6aff36bc72540c4d51f1d22ead0ed1ca86e87b343753cea087766c28c6f7a112c51e498084e79b5765de10cb01c6277e2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

Filesize
1.1MB

MD5
641e6eef8a3ac528cc1c7ba28b70fd61

SHA1
9dafdfade55ed905f02b902c749962d5bfde6ba7

SHA256
0bbacd744acd7157a8d16869aa6c2d337780dd05eab2acd06cc718626809f55c

SHA512
ff841f99364b94e6333086a6a48f282cb739b78227e0ba4da710929b731ea0ab67c6eccfeb9f6f54b8dbb7ef1ae93cdeb73e4e100d730a3981d958de62f37a06

Download Submit
memory/1996-16-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/1996-17-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4804-18-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4944-0-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4944-12-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download