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Analysis
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max time kernel
63s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
25/05/2023, 07:41
Static task
static1
Behavioral task
behavioral1
Sample
M7R81255.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
M7R81255.exe
Resource
win10v2004-20230220-en
General
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Target
M7R81255.exe
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Size
648KB
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MD5
322515f9ba9bd3518dec81faffd472eb
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SHA1
45ac88817480d186a3b281058ad1a9f3e4176e11
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SHA256
06045cf83f2510a653e35d63d4e77dcc1d2265050be035ef7ea00fc2b855da2f
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SHA512
a62ef86a7449c6f9c6d2dd024c851e0cd94e9be32b36e664dd2407030af13ca19e92ff9f99b07c194f3dc0e9f9e5223e2997141619aa418913e1d161d5f7315c
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SSDEEP
12288:caWIm6lVvtzZBEP85djvZq92yjpN8YuMpH9zr7ELN9rXRg1LHNVQ:xTmIt9BEP8LRq92yN/H/zrurru
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot6011587164:AAE511fkFXh2HFxNMsjh7DJ7AykzyWIVuaY/sendMessage?chat_id=6197263581
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 7 IoCs
resource yara_rule behavioral1/memory/1060-62-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1060-63-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1060-65-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1060-67-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1060-69-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1060-70-0x0000000004A10000-0x0000000004A50000-memory.dmp family_snakekeylogger behavioral1/memory/1060-71-0x0000000004A10000-0x0000000004A50000-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-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 M7R81255.exe Key opened \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 M7R81255.exe Key opened \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 M7R81255.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 1472 set thread context of 1060 1472 M7R81255.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1060 M7R81255.exe 1060 M7R81255.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1060 M7R81255.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 PID 1472 wrote to memory of 1060 1472 M7R81255.exe 28 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 M7R81255.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 M7R81255.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\M7R81255.exe"C:\Users\Admin\AppData\Local\Temp\M7R81255.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Users\Admin\AppData\Local\Temp\M7R81255.exe"C:\Users\Admin\AppData\Local\Temp\M7R81255.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1060
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