7f9ba167029ed23e38b8ae095db4653f12f90fe4dc8adc85abbbbe9481de9e3a

Analysis

max time kernel
139s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20/05/2024, 01:10

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General

Target

Grp Mn Installer.exe
Size

99.1MB
MD5

d70c6f8c5ae10a28222952a3f41bbacb
SHA1

6f1805f2bafbb8c261476118d11112624de39e65
SHA256

97324d678d270983b1a8941deed3a60e472d04e4feb641f1ca7e6cf8c5f1246b
SHA512

9fbcea4957532917ce0270a31858f9b2c9b0b9a90fb499076472d92bdffc58d153a02005d3923fe22a82898cdfced77cced10ea8894b56fbb2c7590c07ce433f
SSDEEP

786432:7k4k4k4k4k4k4k4k4k4k4k4k4k4k4k4k4k:7hhhhhhhhhhhhhhhh

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
4816	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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	Grp Mn Installer.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
4816	powershell.exe
4816	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4816	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 4816	1416	Grp Mn Installer.exe	84
PID 1416 wrote to memory of 4816	1416	Grp Mn Installer.exe	84

C:\Users\Admin\AppData\Local\Temp\Grp Mn Installer.exe
"C:\Users\Admin\AppData\Local\Temp\Grp Mn Installer.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath C:
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4816

Network

MITRE ATT&CK Enterprise v15

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\Temp\__PSScriptPolicyTest_ea2br2sn.yfu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1416-0-0x000001977C790000-0x000001977C791000-memory.dmp

Filesize
4KB

Download
memory/1416-17-0x00000000005C0000-0x0000000000BAA000-memory.dmp

Filesize
5.9MB

Download
memory/4816-1-0x00007FF8B08B3000-0x00007FF8B08B5000-memory.dmp

Filesize
8KB

Download
memory/4816-8-0x00000202B8120000-0x00000202B8142000-memory.dmp

Filesize
136KB

Download
memory/4816-12-0x00007FF8B08B0000-0x00007FF8B1371000-memory.dmp

Filesize
10.8MB

Download
memory/4816-13-0x00007FF8B08B0000-0x00007FF8B1371000-memory.dmp

Filesize
10.8MB

Download
memory/4816-16-0x00007FF8B08B0000-0x00007FF8B1371000-memory.dmp

Filesize
10.8MB

Download