d99ac2a9df6c9e6d560270ca6561190cf4fd098096a5b61ac599d930811bd2c6

Analysis

max time kernel
34s
max time network
38s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
24/05/2024, 03:20

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General

Target

$TEMP/dxwebsetup.exe
Size

285KB
MD5

bcbb7c0cd9696068988953990ec5bd11
SHA1

3c8243734cf43dd7bb2332ba05b58ccacfa4377c
SHA256

34f64699d4830145cae69bd40115b1f326e70fc6a98456cb3df996d947dddca4
SHA512

551a2e3aa5fc7c0e79c3bd7c5333df5f1920ea83fe35b99adbbe865ea926fa772d72709bde2ea8f2685f4914cd96ff7b5b6f894f9b99f1120c2abe89c390a786
SSDEEP

6144:3WK8fc2liXmrLxcdRDLiH1vVRGVOhMp421/7YQ43:mcvgLARDI1KIOzOR3

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2708	dxwsetup.exe

Loads dropped DLL 2 IoCs

pid	Process
2708	dxwsetup.exe
2708	dxwsetup.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	dxwebsetup.exe

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\directx\websetup\SET5B02.tmp	dxwsetup.exe
File opened for modification	C:\Windows\SysWOW64\directx\websetup\dsetup32.dll	dxwsetup.exe
File opened for modification	C:\Windows\SysWOW64\DirectX\WebSetup	dxwsetup.exe
File opened for modification	C:\Windows\SysWOW64\directx\websetup\SET5B01.tmp	dxwsetup.exe
File created	C:\Windows\SysWOW64\directx\websetup\SET5B01.tmp	dxwsetup.exe
File opened for modification	C:\Windows\SysWOW64\directx\websetup\dsetup.dll	dxwsetup.exe
File opened for modification	C:\Windows\SysWOW64\directx\websetup\SET5B02.tmp	dxwsetup.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Logs\DirectX.log	dxwsetup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 2708	684	dxwebsetup.exe	83
PID 684 wrote to memory of 2708	684	dxwebsetup.exe	83
PID 684 wrote to memory of 2708	684	dxwebsetup.exe	83

C:\Users\Admin\AppData\Local\Temp\$TEMP\dxwebsetup.exe
"C:\Users\Admin\AppData\Local\Temp\$TEMP\dxwebsetup.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:684
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Drops file in Windows directory
  PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dsetup.dll

Filesize
93KB

MD5
984cad22fa542a08c5d22941b888d8dc

SHA1
3e3522e7f3af329f2235b0f0850d664d5377b3cd

SHA256
57bc22850bb8e0bcc511a9b54cd3da18eec61f3088940c07d63b9b74e7fe2308

SHA512
8ef171218b331f0591a4b2a5e68dcbae98f5891518ce877f1d8d1769c59c0f4ddae43cc43da6606975078f889c832f0666484db9e047782e7a0ae4a2d41f5bef

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dsetup32.dll

Filesize
1.5MB

MD5
a5412a144f63d639b47fcc1ba68cb029

SHA1
81bd5f1c99b22c0266f3f59959dfb4ea023be47e

SHA256
8a011da043a4b81e2b3d41a332e0ff23a65d546bd7636e8bc74885e8746927d6

SHA512
2679a4cb690e8d709cb5e57b59315d22f69f91efa6c4ee841943751c882b0c0457fd4a3376ac3832c757c6dfaffb7d844909c5665b86a95339af586097ee0405

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.exe

Filesize
515KB

MD5
ac3a5f7be8cd13a863b50ab5fe00b71c

SHA1
eee417cd92e263b84dd3b5dcc2b4b463fe6e84d9

SHA256
8f5e89298e3dc2e22d47515900c37cca4ee121c5ba06a6d962d40ad6e1a595da

SHA512
c8bbe791373dad681f0ac9f5ab538119bde685d4f901f5db085c73163fc2e868972b2de60e72ccd44f745f1fd88fcde2e27f32302d8cbd3c1f43e6e657c79fba

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dxwsetup.inf

Filesize
477B

MD5
ad8982eaa02c7ad4d7cdcbc248caa941

SHA1
4ccd8e038d73a5361d754c7598ed238fc040d16b

SHA256
d63c35e9b43eb0f28ffc28f61c9c9a306da9c9de3386770a7eb19faa44dbfc00

SHA512
5c805d78bafff06c36b5df6286709ddf2d36808280f92e62dc4c285edd9176195a764d5cf0bb000da53ca8bbf66ddd61d852e4259e3113f6529e2d7bdbdd6e28

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads