Analysis
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max time kernel
149s -
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
27-11-2024 20:06
Static task
static1
Behavioral task
behavioral1
Sample
a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe
Resource
win10v2004-20241007-en
General
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Target
a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe
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Size
1.0MB
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MD5
645b21c9a9f4b1d500e490ea0186cef5
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SHA1
af4f8a87517cedd096b05ad9819173a28b50816f
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SHA256
a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714
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SHA512
b8d9094e63dfff43101cb4481e97392f71cf11883bbd1818b9a7ca09d76a46b10d75a5ae6d92cc87024b116fdc4f75d6e642cbd53a77f5ee6b101953be66a7b6
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SSDEEP
24576:dY2YACYOYGYAAYAtY0YHYAkYAtYJYAAYoYA2YRYAUYDYAHkjSjy4s8nY/mCtCA6y:JZpnWmC96kDiy4QTn/
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
juguly.shop - Port:
587 - Username:
[email protected] - Password:
rEBS93U9rKLG - 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/3492-1172-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 4944 created 3592 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 56 -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SyncRoot.vbs a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.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 17 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4944 set thread context of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 -
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 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 3492 InstallUtil.exe 3492 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe Token: SeDebugPrivilege 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe Token: SeDebugPrivilege 3492 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4944 wrote to memory of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 PID 4944 wrote to memory of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 PID 4944 wrote to memory of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 PID 4944 wrote to memory of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 PID 4944 wrote to memory of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 PID 4944 wrote to memory of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 PID 4944 wrote to memory of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 PID 4944 wrote to memory of 3492 4944 a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe 83 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\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:3592
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C:\Users\Admin\AppData\Local\Temp\a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe"C:\Users\Admin\AppData\Local\Temp\a516ee0eb4804ca7f6991b4d631305dd3ee0611b9c5612567720e8c403795714.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4944
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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:3492
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