Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
08-05-2024 16:53
Static task
static1
Behavioral task
behavioral1
Sample
z26MB263350412AE.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
z26MB263350412AE.exe
Resource
win10v2004-20240508-en
General
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Target
z26MB263350412AE.exe
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Size
637KB
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MD5
318831581b1622295c9367f25a18792d
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SHA1
2fdec7f6b9c9a3b1d93796135d20fb7918e0cdce
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SHA256
4e3eb1a503d160b9cd151c523b34ba05c7bcbd79974a0a46fa092569db8bf2a7
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SHA512
17573d9e3f054b2711bd0ac0c9bb9b3f4fed18da8ae19a58e396297eddc71fae4537f7f78375ca3cd7fbfdfa2aa4dbd775c9c396af4b255834b0f9bcd9a71854
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SSDEEP
12288:vhD2iNT/SHtBYYx9T4gR+r9TCQJbSKnM9YZEiG2rDR4HzJiKC:vd1cHtBYbgR+5TCQJmKtEx2rDR4HA
Malware Config
Extracted
Protocol: smtp- Host:
mail.speedhouseoman.com - Port:
587 - Username:
[email protected] - Password:
SpH@0084
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.speedhouseoman.com - Port:
587 - Username:
[email protected] - Password:
SpH@0084
https://scratchdreams.tk
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2540-19-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2540-27-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2540-25-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2540-24-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2540-21-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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
Processes:
z26MB263350412AE.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 z26MB263350412AE.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 z26MB263350412AE.exe Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 z26MB263350412AE.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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
z26MB263350412AE.exedescription pid process target process PID 2208 set thread context of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Processes:
z26MB263350412AE.exedescription ioc process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 z26MB263350412AE.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 z26MB263350412AE.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
z26MB263350412AE.exepowershell.exepid process 2540 z26MB263350412AE.exe 2656 powershell.exe 2540 z26MB263350412AE.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
z26MB263350412AE.exepowershell.exedescription pid process Token: SeDebugPrivilege 2540 z26MB263350412AE.exe Token: SeDebugPrivilege 2656 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
z26MB263350412AE.exedescription pid process target process PID 2208 wrote to memory of 2656 2208 z26MB263350412AE.exe powershell.exe PID 2208 wrote to memory of 2656 2208 z26MB263350412AE.exe powershell.exe PID 2208 wrote to memory of 2656 2208 z26MB263350412AE.exe powershell.exe PID 2208 wrote to memory of 2656 2208 z26MB263350412AE.exe powershell.exe PID 2208 wrote to memory of 2288 2208 z26MB263350412AE.exe schtasks.exe PID 2208 wrote to memory of 2288 2208 z26MB263350412AE.exe schtasks.exe PID 2208 wrote to memory of 2288 2208 z26MB263350412AE.exe schtasks.exe PID 2208 wrote to memory of 2288 2208 z26MB263350412AE.exe schtasks.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe PID 2208 wrote to memory of 2540 2208 z26MB263350412AE.exe z26MB263350412AE.exe -
outlook_office_path 1 IoCs
Processes:
z26MB263350412AE.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 z26MB263350412AE.exe -
outlook_win_path 1 IoCs
Processes:
z26MB263350412AE.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 z26MB263350412AE.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\z26MB263350412AE.exe"C:\Users\Admin\AppData\Local\Temp\z26MB263350412AE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KYmWnLVcE.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2656 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KYmWnLVcE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3FED.tmp"2⤵
- Creates scheduled task(s)
PID:2288 -
C:\Users\Admin\AppData\Local\Temp\z26MB263350412AE.exe"C:\Users\Admin\AppData\Local\Temp\z26MB263350412AE.exe"2⤵
- Accesses Microsoft Outlook profiles
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2540
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5839da55b1d40544133698ce97354f7b5
SHA1f267576dfe53325a3487344a3bb2dc15120df8b4
SHA2567e2c1f76ee6f96ee74b5fcf931b1c5ab1e7ea08c8bd4d83e6f358eeda9a9f9b5
SHA51269fd8efc77a4141f15543563d8d4a770398f554cc10b7eb3136b265e2379a811f2b4e621ecda50efefb67f86caf5744bcd78c700a05c9aaaa8ca73b48818b024