Analysis
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max time kernel
122s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
25/02/2025, 06:23
Static task
static1
Behavioral task
behavioral1
Sample
DHL Shipment Document.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
DHL Shipment Document.exe
Resource
win10v2004-20250217-en
General
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Target
DHL Shipment Document.exe
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Size
1.1MB
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MD5
23e373545c4c654d51a8d1fcca73a033
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SHA1
977d8c84d75ed100f39a58f5c46e2aa601359840
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SHA256
a862d0496b231553fdb9e46917c6d7af7f805d3159d2b1b248250fa1c540f009
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SHA512
34b515eb2138a86c5e6e3ef4c46d10e6c324521719725a4f67190d6224ac787fe183455197b8b117a3f0027c531f28b3a1605a5bcd68b11eaa129e7d76172813
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SSDEEP
24576:0Sm7qA/553rY7iDJ5jv36gaEWl1ozDKfkrfo61o8:/AR53rYeDJ5T36SWAckpr
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7552206830:AAGZUrvJgSRgT_tfVCG5NR-NdC35UuRR1yg/sendMessage?chat_id=6357516296
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2572 created 3460 2572 DHL Shipment Document.exe 56 -
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 34 checkip.dyndns.org 36 reallyfreegeoip.org 37 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2572 set thread context of 1672 2572 DHL Shipment Document.exe 92 -
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 DHL Shipment Document.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2572 DHL Shipment Document.exe 2572 DHL Shipment Document.exe 2572 DHL Shipment Document.exe 1672 InstallUtil.exe 1672 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2572 DHL Shipment Document.exe Token: SeDebugPrivilege 2572 DHL Shipment Document.exe Token: SeDebugPrivilege 1672 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2572 wrote to memory of 1672 2572 DHL Shipment Document.exe 92 PID 2572 wrote to memory of 1672 2572 DHL Shipment Document.exe 92 PID 2572 wrote to memory of 1672 2572 DHL Shipment Document.exe 92 PID 2572 wrote to memory of 1672 2572 DHL Shipment Document.exe 92 PID 2572 wrote to memory of 1672 2572 DHL Shipment Document.exe 92 PID 2572 wrote to memory of 1672 2572 DHL Shipment Document.exe 92 PID 2572 wrote to memory of 1672 2572 DHL Shipment Document.exe 92 PID 2572 wrote to memory of 1672 2572 DHL Shipment Document.exe 92 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\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:3460
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C:\Users\Admin\AppData\Local\Temp\DHL Shipment Document.exe"C:\Users\Admin\AppData\Local\Temp\DHL Shipment Document.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2572
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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:1672
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