Analysis
-
max time kernel
122s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
28-10-2024 18:59
Static task
static1
Behavioral task
behavioral1
Sample
MB267382625AE.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
MB267382625AE.exe
Resource
win10v2004-20241007-en
General
-
Target
MB267382625AE.exe
-
Size
1.1MB
-
MD5
4518fb3fe25fb47b24f94fdeb7c0c3b4
-
SHA1
ed6d787a0cb6e70abe2ffc4e07bdd78b2e8bb105
-
SHA256
96fd6cc64869d71e0cee0acb92a0e6e986140836d2d189ef67d17d994c0a4b35
-
SHA512
544e08f1867d20720035eae3100247a29752e356aa579a067cef28395a7bacc8dd768d545f79948e815c0a404a668f0232ef8d1f719b1063d762d83b993461c1
-
SSDEEP
24576:ffmMv6Ckr7Mny5QLrQ4GyWnqJnkFsBx31yby14q:f3v+7/5QLXGfbFg16q
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7498931539:AAE8KHb70FueL6YmOOF6rhS3Z3o-F1rx6_A/sendMessage?chat_id=1178171552
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 33 IoCs
resource yara_rule behavioral1/memory/2160-8-0x00000000003A0000-0x00000000003DA000-memory.dmp family_snakekeylogger behavioral1/memory/2160-11-0x0000000000BE0000-0x0000000000C18000-memory.dmp family_snakekeylogger behavioral1/memory/2160-26-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-32-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-30-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-28-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-24-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-22-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-20-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-18-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-16-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-60-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-14-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-44-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-13-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-72-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-70-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-68-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-66-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-64-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-62-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-58-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-56-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-54-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-52-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-50-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-48-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-46-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-42-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-40-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-38-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-36-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger behavioral1/memory/2160-34-0x0000000000BE0000-0x0000000000C13000-memory.dmp family_snakekeylogger -
Snakekeylogger family
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2076 set thread context of 2160 2076 MB267382625AE.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 MB267382625AE.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2160 RegSvcs.exe 2160 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2076 MB267382625AE.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2160 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2076 MB267382625AE.exe 2076 MB267382625AE.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2076 MB267382625AE.exe 2076 MB267382625AE.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2076 wrote to memory of 2160 2076 MB267382625AE.exe 30 PID 2076 wrote to memory of 2160 2076 MB267382625AE.exe 30 PID 2076 wrote to memory of 2160 2076 MB267382625AE.exe 30 PID 2076 wrote to memory of 2160 2076 MB267382625AE.exe 30 PID 2076 wrote to memory of 2160 2076 MB267382625AE.exe 30 PID 2076 wrote to memory of 2160 2076 MB267382625AE.exe 30 PID 2076 wrote to memory of 2160 2076 MB267382625AE.exe 30 PID 2076 wrote to memory of 2160 2076 MB267382625AE.exe 30 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe"C:\Users\Admin\AppData\Local\Temp\MB267382625AE.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\MB267382625AE.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:2160
-