e40240b7867f6918144f3e74637a2abf183126901daaa6fcc5465ff11d52a16f

Analysis

max time kernel
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 14:02

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General

Target

3909e50b763b87906577834b4770c1b6.exe
Size

683KB
MD5

3909e50b763b87906577834b4770c1b6
SHA1

6f2b9548a6eb16fc87b6dc549691aa2a2b957cb3
SHA256

e40240b7867f6918144f3e74637a2abf183126901daaa6fcc5465ff11d52a16f
SHA512

b21557dc525186c52ece6b1200e94e64eea2deb6bc2793c02a69bf43a7f6b96b0552be1a2a234cca8f605af58b4737e1643b1bdb8378a934b1d69669913969c3
SSDEEP

12288:vomB2fFbcjgAlMuzjyYJkFy43+PLEtAGK8uGtffrgFnxNOMfo33sUKpfcsFmcyoK:vo1f1KRhS3OPLEtAGK8rdUFxXo33Opf6

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/4512-0-0x0000000000400000-0x00000000005B9000-memory.dmp	upx
behavioral2/memory/4512-64-0x0000000000400000-0x00000000005B9000-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
4716	4512	WerFault.exe	40

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\IESettingSync	3909e50b763b87906577834b4770c1b6.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	3909e50b763b87906577834b4770c1b6.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	3909e50b763b87906577834b4770c1b6.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	3909e50b763b87906577834b4770c1b6.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	3909e50b763b87906577834b4770c1b6.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	3909e50b763b87906577834b4770c1b6.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4512	3909e50b763b87906577834b4770c1b6.exe
4512	3909e50b763b87906577834b4770c1b6.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4512	3909e50b763b87906577834b4770c1b6.exe
4512	3909e50b763b87906577834b4770c1b6.exe

C:\Users\Admin\AppData\Local\Temp\3909e50b763b87906577834b4770c1b6.exe
"C:\Users\Admin\AppData\Local\Temp\3909e50b763b87906577834b4770c1b6.exe"
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4512
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4512 -s 2412
  2⤵
  - Program crash
  PID:4716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4512 -ip 4512
1⤵
PID:3108

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
ec4463ecc268dd90efbd356007b19b61

SHA1
96e45ac1ec191253ccea8aa9343c64c10304048f

SHA256
2396d302d18845673fb609687ec6800350b8417d9b6ff5d3ce1e56c808f4395f

SHA512
94c423058f93677a744d6e4ea08d23aca297edc712081f328c4140df272bfe37976ee3a546a866c6ed0a7eaf1f6a84946eda0ce24094fc1353e193d47ecf9fe2

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/4512-0-0x0000000000400000-0x00000000005B9000-memory.dmp

Filesize
1.7MB

Download
memory/4512-1-0x0000000003270000-0x0000000003271000-memory.dmp

Filesize
4KB

Download
memory/4512-64-0x0000000000400000-0x00000000005B9000-memory.dmp

Filesize
1.7MB

Download