Analysis
- max time kernel
93s - max time network
95s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system - submitted
17/06/2024, 01:10
Behavioral task
behavioral1
Sample
4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe
Resource
win7-20240508-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe
Resource
win10v2004-20240611-en
11 signatures
150 seconds
General
- Target 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe
- Size 581KB
- Sample240617-bjv4sa1fnn
- SHA256 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017
- MD5 39c64b7bdf9dd6ddfde23780315058e2
- SHA1 a2d9ee67c3f96305477feb0b48e221520c519b6c
- SHA512 cad870ca9302a288658882adb9aeb9280ae22790eadb526e31792480fb6d78bdac05d7945e571ac616d632a2641eecd87fd44f3284d55138c4424a378bf3ae75
- SSDEEP 12288:6EIV3v4dN7ImqoxwRdwrjZLJLUf9snBS4csPYae6qfzQAA:KkhIarjhhUF54clNf7QB
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Echelon Stealer payload 1 IoCs
resource yara_rule behavioral2/memory/2988-1-0x00000276ECAF0000-0x00000276ECB88000-memory.dmp family_echelon - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe - Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 api.ipify.org 2 api.ipify.org 15 ip-api.com - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2988 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe 2988 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2988 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe"C:\Users\Admin\AppData\Local\Temp\4a583f488698e92ae927fcbc9ad262208ad535ea6140443d35875f33a9e25017.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2988