Malware Analysis Report

2025-01-17 22:14

Sample ID 240603-qrjhaaga4s
Target b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76
SHA256 b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76
Tags
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76

Threat Level: Shows suspicious behavior

The file b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76 was found to be: Shows suspicious behavior.

Malicious Activity Summary


Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-03 13:29

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 13:29

Reported

2024-06-03 13:32

Platform

win7-20240419-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe"

Signatures

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\alg.exe C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe

"C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe"

Network

N/A

Files

memory/2420-0-0x0000000000400000-0x00000000004C5000-memory.dmp

memory/2420-1-0x0000000000240000-0x00000000002A6000-memory.dmp

memory/2420-6-0x0000000000240000-0x00000000002A6000-memory.dmp

memory/2420-8-0x0000000000240000-0x00000000002A6000-memory.dmp

memory/2420-11-0x0000000000400000-0x00000000004C5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 13:29

Reported

2024-06-03 13:32

Platform

win10v2004-20240226-en

Max time kernel

140s

Max time network

160s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\System32\alg.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\alg.exe C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe

"C:\Users\Admin\AppData\Local\Temp\b3ebc506b02f31b101a936fa7a8aa8efa7f3dd89e5a739cf9cad0e074028dc76.exe"

C:\Windows\System32\alg.exe

C:\Windows\System32\alg.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4472 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
GB 142.250.187.202:443 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 152.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 213.80.50.20.in-addr.arpa udp

Files

memory/2260-0-0x0000000000400000-0x00000000004C5000-memory.dmp

memory/2260-1-0x0000000002350000-0x00000000023B6000-memory.dmp

memory/2260-6-0x0000000002350000-0x00000000023B6000-memory.dmp

memory/2260-7-0x0000000002350000-0x00000000023B6000-memory.dmp

C:\Windows\System32\alg.exe

MD5 d2c986c3c8c54ab533769d5c2a995910
SHA1 31f7598af158d9c197194f1ac09459069d115906
SHA256 6d8ebf6df28731a119d5ea8bd07e71d09ba3b415722af27dc8b3077417e6f99e
SHA512 1ffd9c7fc31d9646917ee8a204381863122b8d8d8d78eb6deca6aab8526108081b2a5402eff0586fcf3c8595d049aa4c5cd78c9eb62426003ee61a2379c44800

memory/4984-14-0x0000000140000000-0x00000001400AA000-memory.dmp

memory/2260-15-0x0000000000400000-0x00000000004C5000-memory.dmp

memory/4984-16-0x0000000140000000-0x00000001400AA000-memory.dmp