603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 01:46

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General

Target

603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe
Size

2.1MB
MD5

a26e3c5047080c42ff5ef9279c17d41e
SHA1

d76c12740cc49b3421fcbeea91ecec5f01253b26
SHA256

603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba
SHA512

96153b76378ee2a32fae1fdb1268c8d66ddb5b267b5f1d41202ce5bc186a0f76a557df15a2221d1d17b08635b505863d46ea48f5d470ac25b381458de58eb22a
SSDEEP

49152:1yy2ZIezkaKQ8Vp/9dEhupMK+FvaX9sq8MgAd0Ixg:RdT3vld+EL+8qq8M9d0I

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2404	sc.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
4484	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe
4484	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe
4484	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe
4484	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4484 wrote to memory of 4260	4484	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe	84
PID 4484 wrote to memory of 4260	4484	603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe	84
PID 4260 wrote to memory of 2404	4260	cmd.exe	86
PID 4260 wrote to memory of 2404	4260	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe
"C:\Users\Admin\AppData\Local\Temp\603ef026260d8b171d64852d3167f51245db79514f045c59005cb13094e19bba.exe"
1⤵
- Checks BIOS information in registry
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4484
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C sc start vgc
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4260
- - C:\Windows\system32\sc.exe
    sc start vgc
    3⤵
    - Launches sc.exe
    PID:2404

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

memory/4484-0-0x00007FF6265C0000-0x00007FF626B9F000-memory.dmp

Filesize
5.9MB

Download
memory/4484-1-0x00007FFAC3070000-0x00007FFAC3072000-memory.dmp

Filesize
8KB

Download
memory/4484-2-0x00007FF6265C0000-0x00007FF626B9F000-memory.dmp

Filesize
5.9MB

Download