Analysis
-
max time kernel
132s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-11-2024 11:14
Static task
static1
Behavioral task
behavioral1
Sample
AlviseMariaCV1.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
AlviseMariaCV1.exe
Resource
win10v2004-20241007-en
General
-
Target
AlviseMariaCV1.exe
-
Size
1.4MB
-
MD5
3dc3bbec8d0de761f7992a0464409ba8
-
SHA1
073728a153af98b84ab24726b373bd994d9688e6
-
SHA256
9aa6870924984dad7897c2efa17305143d0e95aba5b8ecb387577361c7657d0c
-
SHA512
8bbb9e321241326d7a4da14069a165455b805dc2f161aa83557ff2619bf6b12c10c9d80916eb60046a15306353167bfd9a3818d31e7931c30b6d345a3332059f
-
SSDEEP
24576:pqDEvCTbMWu7rQYlBQcBiT6rprG8arPWg0EGRxH9DD3/MfOJ4L/:pTvC/MTQYxsWR7arfqlg44L
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7814594885:AAHa3uCXluFI0wdWKPRtBnbO9yWlWuXuj84/sendMessage?chat_id=1178171552
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 33 IoCs
resource yara_rule behavioral2/memory/1660-8-0x0000000004D70000-0x0000000004DAA000-memory.dmp family_snakekeylogger behavioral2/memory/1660-12-0x0000000004E00000-0x0000000004E38000-memory.dmp family_snakekeylogger behavioral2/memory/1660-72-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-70-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-69-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-66-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-64-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-63-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-60-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-59-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-56-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-54-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-52-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-50-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-48-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-46-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-44-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-43-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-40-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-38-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-36-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-34-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-32-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-30-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-28-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-26-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-24-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-22-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-20-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-18-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-16-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-14-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger behavioral2/memory/1660-13-0x0000000004E00000-0x0000000004E33000-memory.dmp family_snakekeylogger -
Snakekeylogger family
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.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 27 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2612 set thread context of 1660 2612 AlviseMariaCV1.exe 96 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AlviseMariaCV1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1660 RegSvcs.exe 1660 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2612 AlviseMariaCV1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1660 RegSvcs.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2612 wrote to memory of 1660 2612 AlviseMariaCV1.exe 96 PID 2612 wrote to memory of 1660 2612 AlviseMariaCV1.exe 96 PID 2612 wrote to memory of 1660 2612 AlviseMariaCV1.exe 96 PID 2612 wrote to memory of 1660 2612 AlviseMariaCV1.exe 96 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\AlviseMariaCV1.exe"C:\Users\Admin\AppData\Local\Temp\AlviseMariaCV1.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\AlviseMariaCV1.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1660
-