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Analysis
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max time kernel
132s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30/01/2025, 04:03
Behavioral task
behavioral1
Sample
start-this-827.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
start-this-827.exe
Resource
win10v2004-20241007-en
General
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Target
start-this-827.exe
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Size
7.6MB
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MD5
a3feeeb0b30e106a07e25420bc3251b8
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SHA1
b036ac98c03da13efd4e79788200d4045895e3b9
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SHA256
f547e0496838c475776821a193912e485805fb40644ba6d089a798a1edbc35ba
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SHA512
94cfe80cf7e914343f483f571bf50869a31c7fc3eb70418c6e52f95312e53f26e25ab03abca524baf5017b179656902c3c11192ccbc1248a17d75dd79cea5c08
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SSDEEP
49152:T6QTuKl38VCGnDTUsuLPyyJTCWhaUcBXb+IwNXE3MS8YlWBheHaNlKdbyvPyz8ZP:T6QYn/1ujJeUdchbRwhEHjtaKsyz8l
Malware Config
Extracted
cryptbot
http://home.thrtww13vt.top/quzflHxcFiQHARiMlHLt173
Signatures
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Cryptbot family
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF start-this-827.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Program crash 1 IoCs
pid pid_target Process procid_target 1536 3020 WerFault.exe 29 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 start-this-827.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3020 start-this-827.exe 3020 start-this-827.exe 3020 start-this-827.exe 3020 start-this-827.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3020 wrote to memory of 1536 3020 start-this-827.exe 31 PID 3020 wrote to memory of 1536 3020 start-this-827.exe 31 PID 3020 wrote to memory of 1536 3020 start-this-827.exe 31 PID 3020 wrote to memory of 1536 3020 start-this-827.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\start-this-827.exe"C:\Users\Admin\AppData\Local\Temp\start-this-827.exe"1⤵
- Enumerates VirtualBox registry keys
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 4802⤵
- Program crash
PID:1536
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