Analysis
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max time kernel
94s -
max time network
237s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
28/11/2022, 07:28
Behavioral task
behavioral1
Sample
4bf84a2b0b58274b693ae7d209030b1a.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
4bf84a2b0b58274b693ae7d209030b1a.exe
Resource
win10v2004-20221111-en
General
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Target
4bf84a2b0b58274b693ae7d209030b1a.exe
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Size
127KB
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MD5
4bf84a2b0b58274b693ae7d209030b1a
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SHA1
4a562a32178ee946edcdbbccc00f852e22b39c92
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SHA256
da7980683472b4e98055c46b0c89d5027d998dbe54637cd9d459d4db114102e7
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SHA512
e1dbe7d15c4ffb797ff42e47ba44dc55d9b7d1df6e30d95032dacced0da056fdbc0dbaf281e007895a81443f61c183b2bdfd877506f7fcfcc5b7b40a75915742
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SSDEEP
3072:+AgAEkoHj/LDd7X+lyb8n5TDwBj2GFbY:jxWUyb92Cb
Malware Config
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral1/memory/1660-54-0x0000000001170000-0x0000000001196000-memory.dmp family_snakekeylogger -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4bf84a2b0b58274b693ae7d209030b1a.exe Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4bf84a2b0b58274b693ae7d209030b1a.exe Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4bf84a2b0b58274b693ae7d209030b1a.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 behavior: EnumeratesProcesses 2 IoCs
pid Process 1660 4bf84a2b0b58274b693ae7d209030b1a.exe 1660 4bf84a2b0b58274b693ae7d209030b1a.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1660 4bf84a2b0b58274b693ae7d209030b1a.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4bf84a2b0b58274b693ae7d209030b1a.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4bf84a2b0b58274b693ae7d209030b1a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4bf84a2b0b58274b693ae7d209030b1a.exe"C:\Users\Admin\AppData\Local\Temp\4bf84a2b0b58274b693ae7d209030b1a.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1660