Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-10-2024 18:17
Static task
static1
Behavioral task
behavioral1
Sample
700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe
Resource
win10v2004-20241007-en
General
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Target
700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe
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Size
2.3MB
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MD5
82b5627016f292035b2f3446824f4781
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SHA1
9ecc6a7a7e2dd886b68a056e4a577ad3b0abacea
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SHA256
700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758
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SHA512
fe2dd7b0f3755b9fc594a0e7e9fabf2dfd95deb22e1010f4054ba4d8227715747bbaa5b21729a3852c8a684a2147b41dd00bffa9fa7e719ce1d20476d370517b
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SSDEEP
49152:FUL4JRecbOxT52oEpr1yfRbrL68oj6DGwG:Fa4JRhbGNuGfRbHMj6V
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
webmail.setarehatlaspars.com - Port:
587 - Username:
[email protected] - Password:
Set@reh1398 - 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
resource yara_rule behavioral2/memory/4440-1093-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 1892 created 3536 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 56 -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Oghfewjyw = "C:\\Users\\Admin\\AppData\\Roaming\\Oghfewjyw.exe" 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.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 7 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1892 set thread context of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 -
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 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 4440 InstallUtil.exe 4440 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe Token: SeDebugPrivilege 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe Token: SeDebugPrivilege 4440 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1892 wrote to memory of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 PID 1892 wrote to memory of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 PID 1892 wrote to memory of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 PID 1892 wrote to memory of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 PID 1892 wrote to memory of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 PID 1892 wrote to memory of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 PID 1892 wrote to memory of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 PID 1892 wrote to memory of 4440 1892 700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe 86 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3536
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C:\Users\Admin\AppData\Local\Temp\700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe"C:\Users\Admin\AppData\Local\Temp\700f648940b37668c1eab7e0cf8a4783d2941296ee7eb99c01571e39cd9a5758.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:4440
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