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
06-01-2025 18:47
Static task
static1
Behavioral task
behavioral1
Sample
d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe
Resource
win7-20240903-en
General
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Target
d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe
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Size
3.2MB
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MD5
17aa63a6b2374f655509ccf20a716b66
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SHA1
4bc36e5e10d3437fd3cf00c0f43a3c77246c7bd4
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SHA256
d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87
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SHA512
753eb6bdd1bba70fd6c3536dd720820bb5fb6e9eb11746533dced21e5974fd3962b7423fcd2379212847a0853359ec531f694d9dde2b4c0a9096c503c3e96422
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SSDEEP
98304:ZsBzPpbyP3yujSOGrmXD7IIuo1kkIQgtci:qhbM3yOSzQvIIuoxgth
Malware Config
Signatures
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF VC_redist.x86.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe -
Executes dropped EXE 2 IoCs
pid Process 3236 VC_redist.x64.exe 4012 VC_redist.x86.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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Embeds OpenSSL 1 IoCs
Embeds OpenSSL, may be used to circumvent TLS interception.
resource yara_rule behavioral2/files/0x0008000000023c5d-2626.dat embeds_openssl -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language VC_redist.x86.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4012 VC_redist.x86.exe 4012 VC_redist.x86.exe 4012 VC_redist.x86.exe 4012 VC_redist.x86.exe 4012 VC_redist.x86.exe 4012 VC_redist.x86.exe 4012 VC_redist.x86.exe 4012 VC_redist.x86.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4808 wrote to memory of 3236 4808 d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe 82 PID 4808 wrote to memory of 3236 4808 d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe 82 PID 4808 wrote to memory of 4012 4808 d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe 85 PID 4808 wrote to memory of 4012 4808 d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe 85 PID 4808 wrote to memory of 4012 4808 d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe"C:\Users\Admin\AppData\Local\Temp\d82f9b6bf20b0c9f1a1bb556275d7b7a23544136672f51bdbe19ce4f70cd2e87.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4808 -
C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe"2⤵
- Executes dropped EXE
PID:3236
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe"2⤵
- Enumerates VirtualBox registry keys
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4012
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
628KB
MD551c3f33163cb118d7cd1506648d8ea69
SHA12f37ac854cea300577e6de102e1c699a87f2178d
SHA25692a5600741e66bba6153e2b536781416080e5338d703c2de8deb13ee4788dad8
SHA5124816cd986a5f423ebdabb11230437f12394433e69c0bda9e99a0028fcf04ff68db10941ffcca7a6db24e850f3f55b0e81c4df9edc2ba31d204d5925c8a636a3f
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Filesize
7.5MB
MD501c91b18bb9f718a369b0f08e8eadcaa
SHA1a4fab291130875950ecc0f58dcc7744c3e7181cf
SHA2567da575062afcd38a4c475e7e921a1f2373e3a04752ed184a0dc3b91eb3752a1f
SHA5126bac4a871c2a7a6b7f90a4cd76cbca08fd31d4de92f69328725d7d70f8a44ad3cffdc787abf54f996a9e3b14638049469d70f9feac9e2b6cb497e7f866841564