8084f78b1788ba815ec53ddbc4103e9f5548100e391df06e28a5a924cb44c25c

Analysis

max time kernel
140s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/01/2024, 12:17

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General

Target

40d65cdbe458a7725d0d9a101c4b79fe.exe
Size

680KB
MD5

40d65cdbe458a7725d0d9a101c4b79fe
SHA1

fb179784471dc178b748e8925678aea2f694b6ee
SHA256

8084f78b1788ba815ec53ddbc4103e9f5548100e391df06e28a5a924cb44c25c
SHA512

2d70b9c1a50d9cd40cb9318497d5d205ecd7997eddb1fd1ef2b7db9eca3fdc6c9e5dee1c078b804d3c0ceef10789cc4a92c91147728c250711082677afa78a4c
SSDEEP

12288:d3DAAw0jmgI7E8Gq2VvhxNOMfg33sUKpfcsFmcyouqa3wTQipW:d3DXw0agI7EjVvHXg33OpfPFmcyouqaz

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4232-0-0x0000000000400000-0x00000000005B6000-memory.dmp	upx
behavioral2/memory/4232-61-0x0000000000400000-0x00000000005B6000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3096	4232	WerFault.exe	87

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\IESettingSync	40d65cdbe458a7725d0d9a101c4b79fe.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	40d65cdbe458a7725d0d9a101c4b79fe.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	40d65cdbe458a7725d0d9a101c4b79fe.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	40d65cdbe458a7725d0d9a101c4b79fe.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	40d65cdbe458a7725d0d9a101c4b79fe.exe
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	40d65cdbe458a7725d0d9a101c4b79fe.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4232	40d65cdbe458a7725d0d9a101c4b79fe.exe
4232	40d65cdbe458a7725d0d9a101c4b79fe.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4232	40d65cdbe458a7725d0d9a101c4b79fe.exe
4232	40d65cdbe458a7725d0d9a101c4b79fe.exe

C:\Users\Admin\AppData\Local\Temp\40d65cdbe458a7725d0d9a101c4b79fe.exe
"C:\Users\Admin\AppData\Local\Temp\40d65cdbe458a7725d0d9a101c4b79fe.exe"
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4232
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 2844
  2⤵
  - Program crash
  PID:3096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4232 -ip 4232
1⤵
PID:3864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\index.html

Filesize
10KB

MD5
244b333f770f0ae988d840e9de210891

SHA1
06eaf6cc6f8bcf89ab3fb5c6a22ef3352bc5e87b

SHA256
c01f87c346438b5e40e0eed1316948980595e6efe5f1adfea934e37a69859a77

SHA512
59332d7e5600da92f65948ee23b2c3dd48bb42134869bcd62810c9aaaecb05a1412b40468338ec3b7ae3e7a1b62a82bcacc820edd8da09944ef92d35f4672671

Download Submit
C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\js\jquery-ui.min.1.8.0.js

Filesize
202KB

MD5
a4fdd77e182bd2fabe300a47b5617a35

SHA1
e002b335c75b5edefcd251962f61f53a2ab8e0f2

SHA256
8b59592d67eadc703af6cdd5ba8d077f9f9485d01fb6405555614335f89be99b

SHA512
ddcccde1c129f8f71fb39685abc615c4202b8b3dfc12cedd7d9cca2f97b308fc14b64497826421fa9df3d1cf54bdae9c085051af0a8d393cd3d556a6578d4085

Download Submit
C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\js\jquery.min.1.6.4.js

Filesize
89KB

MD5
219073097031d9c1a95a1291d66f3a10

SHA1
2b7996b01d90b7f424f2a2e6063947461db4b2b2

SHA256
232066e3f6f1351afdaee1acb70c409766641fd5669e0b55ce7c77fac0a857ef

SHA512
9ad2745f96cf79a4d59393cc3fbb3958b244013f6798c12abe41e37fca80df3c7cedab4b47cbd197645c86b31077388ec8f01ea8d67c5feacbef95b1ae7582b5

Download Submit
memory/4232-0-0x0000000000400000-0x00000000005B6000-memory.dmp

Filesize
1.7MB

Download
memory/4232-1-0x0000000003260000-0x0000000003261000-memory.dmp

Filesize
4KB

Download
memory/4232-61-0x0000000000400000-0x00000000005B6000-memory.dmp

Filesize
1.7MB

Download