Analysis
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max time kernel
142s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
10/03/2025, 11:18
Static task
static1
Behavioral task
behavioral1
Sample
99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe
Resource
win7-20240903-en
General
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Target
99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe
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Size
1.3MB
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MD5
c57914b63256088cb216b002d0cfcb33
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SHA1
c1d20451b8cbb0ee1da1ce42ff45deced2982838
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SHA256
99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97
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SHA512
1028e08b7b9705ac58a9d09a91bfe8c26a77e9b2b132dc3db87d98044d3f898db7ef03e9a3ad677f44909766ca4b7d449248143b6dcf3c79a33b7fe1b6b7aeaf
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SSDEEP
24576:Xu6J33O0c+JY5UZ+XC0kGso6Fa2/spmZvWDBNuotiDWY:xu0c++OCvkGs9Fa2/spIvWlNuoXY
Malware Config
Extracted
darkcloud
Protocol: ftp- Host:
@StrFtpServer - Port:
21 - Username:
@StrFtpUser - Password:
@StrFtpPass
Signatures
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Darkcloud family
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2468 set thread context of 3856 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe 91 -
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 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3856 svchost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2468 wrote to memory of 3856 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe 91 PID 2468 wrote to memory of 3856 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe 91 PID 2468 wrote to memory of 3856 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe 91 PID 2468 wrote to memory of 3856 2468 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe"C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2468 -
C:\Windows\SysWOW64\svchost.exe"C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3856
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