Analysis
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max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
26-11-2023 16:56
Behavioral task
behavioral1
Sample
1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe
Resource
win10v2004-20231023-en
General
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Target
1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe
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Size
152KB
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MD5
369c323d3d5591b365a2bd815a1a3c24
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SHA1
1798d3c24595ec470334e926d2aca5873ebea768
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SHA256
305b67c72fe0bb678b81522394c14e6ddcb503aa0a63f0832cb42c002fed811a
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SHA512
a44e1cd1a1f90946ea4a9ba615a3a07449b7fba7ac23690888d64d4a56ad907657d2e30f6ca7941ada31f695def3838c9ca2958d3d6e3273730152a675c482c6
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SSDEEP
3072:Q03rDOrifRWIdzUTEuJrHItmdTGMpSX6bSwLzRsQ0wvxTumJgbY:tfRWUzUnyDX6bqmCb
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.belt-tech.com.my - Port:
587 - Username:
[email protected] - Password:
Beltechpg@1234 - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4836-1-0x0000000000AF0000-0x0000000000B16000-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.
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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
Processes:
1640-7-0x00000000005D0000-0x00000000005F6000-memory.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1640-7-0x00000000005D0000-0x00000000005F6000-memory.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.
Processes:
flow ioc 7 checkip.dyndns.org -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
1640-7-0x00000000005D0000-0x00000000005F6000-memory.exepid process 4836 1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe 4836 1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
1640-7-0x00000000005D0000-0x00000000005F6000-memory.exedescription pid process Token: SeDebugPrivilege 4836 1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe -
outlook_office_path 1 IoCs
Processes:
1640-7-0x00000000005D0000-0x00000000005F6000-memory.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe -
outlook_win_path 1 IoCs
Processes:
1640-7-0x00000000005D0000-0x00000000005F6000-memory.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe"C:\Users\Admin\AppData\Local\Temp\1640-7-0x00000000005D0000-0x00000000005F6000-memory.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4836