a8fa72f340b4a050ff28eb0406833c07a34f55ce5f2dd7497b6c5638d7b0b18d

Analysis

max time kernel
105s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20250410-en
resource tags

arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system
submitted
14/04/2025, 03:49

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General

Target

first-inline-binary.dll
Size

90KB
MD5

abeaaa41b153915e7c4f0887a9ed3bba
SHA1

5fe7a2524e88e97d2d70e40cd205f94ef16faf2d
SHA256

13db408a3232ea31aab8edc648b6c315782db9516e1c08c6bd667e17f5dd147c
SHA512

b6cd8ce2ba74c698dfaaa0c74e8776f242ba7f600e83058c9ecefbca1694931ed2a7e54d5c3b5d68a30baa713da740dbbe7f81d959e0437f4ad78d1546c33a5e
SSDEEP

768:afhkeh3OflykbetIEtYumtiWks9BzIhB9QPtqaMgLmwBx9q9wc5igqbwEad:Khk+OfskqIwYu+7kguL9wqXgpspAgeod

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3620	powershell.exe
3444	powershell.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-1-5-21-3078542121-369484597-920690335-1000\Control Panel\International\Geo\Nation	rundll32.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3620	powershell.exe
3444	powershell.exe
3444	powershell.exe
3620	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3620	powershell.exe
Token: SeDebugPrivilege	3444	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 3620	2964	rundll32.exe	84
PID 2964 wrote to memory of 3620	2964	rundll32.exe	84
PID 2964 wrote to memory of 3444	2964	rundll32.exe	85
PID 2964 wrote to memory of 3444	2964	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\first-inline-binary.dll,#1
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -Command "Add-MpPreference -ExclusionExtension '.dll'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3620
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -Command "Add-MpPreference -ExclusionExtension '.dll'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3444

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
291B

MD5
10214c4de0bfca7064b277ad819592b7

SHA1
14425704f6b3f5505459fb3491371fc8ad275390

SHA256
1575056d348ca0eb16e2c0cf20553b85006544226c874ca40626a3e74747d2e1

SHA512
0e0a6e11bfe3955c00798918572748b8d2fe274adf531442f933be074c71b9bddd2ef558e7fab9c6fc5c7a87ea03b035ca4ae9c932f950e6e9237b85920d4381

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_avrudjqc.ehd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2964-0-0x00007FFA4DAB0000-0x00007FFA4DACF000-memory.dmp

Filesize
124KB

Download
memory/3444-25-0x000001EAD6730000-0x000001EAD6752000-memory.dmp

Filesize
136KB

Download
memory/3444-23-0x00007FFA53B30000-0x00007FFA53DF9000-memory.dmp

Filesize
2.8MB

Download
memory/3444-24-0x00007FFA53B30000-0x00007FFA53DF9000-memory.dmp

Filesize
2.8MB

Download
memory/3444-12-0x00007FFA53B30000-0x00007FFA53DF9000-memory.dmp

Filesize
2.8MB

Download
memory/3444-32-0x00007FFA53B30000-0x00007FFA53DF9000-memory.dmp

Filesize
2.8MB

Download
memory/3620-13-0x00007FFA53B30000-0x00007FFA53DF9000-memory.dmp

Filesize
2.8MB

Download
memory/3620-1-0x00007FFA53B30000-0x00007FFA53DF9000-memory.dmp

Filesize
2.8MB

Download
memory/3620-28-0x00007FFA53B30000-0x00007FFA53DF9000-memory.dmp

Filesize
2.8MB

Download
memory/3620-7-0x00007FFA53B30000-0x00007FFA53DF9000-memory.dmp

Filesize
2.8MB

Download