Analysis
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max time kernel
95s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23-09-2024 19:06
Static task
static1
Behavioral task
behavioral1
Sample
Enquiry#209350000.pdf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Enquiry#209350000.pdf.exe
Resource
win10v2004-20240802-en
General
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Target
Enquiry#209350000.pdf.exe
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Size
102KB
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MD5
b06f18a6a86086531bc9861b2cf253ed
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SHA1
8b87b70c406cc41250eda6cb433505021ff23a75
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SHA256
45b72ba1c5edd19744f66a0ce66096eb680576a96fa3ac7ab0ad7d2483f8f330
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SHA512
6111ebf5d65b561d4d54990f1044bd6730dcb8b3edd806ec89c1004abd9b774d8c3b55867334cb36e39e3ae99d828c3a767acf443394f2342cca10901598a39c
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SSDEEP
3072:IISVIPM8mI8yrQeT9YFDaNUTTYR0iyW88SvovU/s:IlVIPM8R8yXT9saNOTYR588SO9
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
juguly.shop - Port:
587 - Username:
[email protected] - Password:
d8GsruZs5Zg6 - 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/468-1095-0x00000000003D0000-0x00000000003F6000-memory.dmp family_snakekeylogger -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 4404 created 3436 4404 Enquiry#209350000.pdf.exe 56 -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bohw = "C:\\Users\\Admin\\AppData\\Roaming\\Bohw.exe" Enquiry#209350000.pdf.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 21 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4404 set thread context of 468 4404 Enquiry#209350000.pdf.exe 89 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 InstallUtil.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language choice.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Enquiry#209350000.pdf.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4404 Enquiry#209350000.pdf.exe 468 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4404 Enquiry#209350000.pdf.exe Token: SeDebugPrivilege 4404 Enquiry#209350000.pdf.exe Token: SeDebugPrivilege 468 InstallUtil.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4404 wrote to memory of 468 4404 Enquiry#209350000.pdf.exe 89 PID 4404 wrote to memory of 468 4404 Enquiry#209350000.pdf.exe 89 PID 4404 wrote to memory of 468 4404 Enquiry#209350000.pdf.exe 89 PID 4404 wrote to memory of 468 4404 Enquiry#209350000.pdf.exe 89 PID 4404 wrote to memory of 468 4404 Enquiry#209350000.pdf.exe 89 PID 4404 wrote to memory of 468 4404 Enquiry#209350000.pdf.exe 89 PID 4404 wrote to memory of 468 4404 Enquiry#209350000.pdf.exe 89 PID 4404 wrote to memory of 468 4404 Enquiry#209350000.pdf.exe 89 PID 468 wrote to memory of 4272 468 InstallUtil.exe 90 PID 468 wrote to memory of 4272 468 InstallUtil.exe 90 PID 468 wrote to memory of 4272 468 InstallUtil.exe 90 PID 4272 wrote to memory of 4684 4272 cmd.exe 92 PID 4272 wrote to memory of 4684 4272 cmd.exe 92 PID 4272 wrote to memory of 4684 4272 cmd.exe 92
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3436
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C:\Users\Admin\AppData\Local\Temp\Enquiry#209350000.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Enquiry#209350000.pdf.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:4404
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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⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:468 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4272 -
C:\Windows\SysWOW64\choice.exechoice /C Y /N /D Y /T 34⤵
- System Location Discovery: System Language Discovery
PID:4684
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