Analysis
- max time kernel
120s - max time network
166s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system - submitted
08/01/2024, 16:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Voyage Orders.exe
Resource
win7-20231215-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
Voyage Orders.exe
Resource
win10v2004-20231215-en
6 signatures
150 seconds
General
- Target Voyage Orders.exe
- Size 1.1MB
- Sample240108-vekl2aefe6
- SHA256 dd2bb6ea65c082f25a75158f22c2d10e3be1daa026334a8d8e06007bbd245f70
- MD5 3f400d97f2abae8a447d88bbb47824f1
- SHA1 1b33aa3560dea16c37f08a3c0dd3923f5132c921
- SHA512 12e530e7c6ecbbb865e81df9e077b29dcdae2503d99b4933c5570b435af1e44545a6a673103d12be13a95014662f1a6192bc673e1a1876abca555baef8db88e0
- SSDEEP 12288:kdvgY7jTcqzDa8Zxu+Qor+gwbsFtswi5YBGqqpw35ZM2Jg7CTzvV2ucA:kdvgQtzDa8HZr1wm5Z9LTzvVeA
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 5 IoCs
resource yara_rule behavioral1/memory/2952-20-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2952-18-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2952-15-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2952-11-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2952-9-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger - Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- 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-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe - Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1888 set thread context of 2952 1888 Voyage Orders.exe 30 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2952 RegAsm.exe 2952 RegAsm.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2952 RegAsm.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 PID 1888 wrote to memory of 2952 1888 Voyage Orders.exe 30 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Voyage Orders.exe"C:\Users\Admin\AppData\Local\Temp\Voyage Orders.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2952
-