Analysis
- max time kernel
134s - max time network
153s - platform
windows10_x64 - resource
win10v20210408 - submitted
24/05/2021, 02:36
Static task
static1
Behavioral task
behavioral1
Sample
PaymentSlip0100pdf.exe
Resource
win7v20210410
0 signatures
0 seconds
General
- Target PaymentSlip0100pdf.exe
- Size 1000KB
- Sample210524-qpbvx2vb8e
- SHA256 09f14a1a8cf75bd14aa1f480185df92f921cd241159ec4ae7bdbbfca3e52d453
- MD5 43d58f1e8eb7f60d03062dbf141fd969
- SHA1 3805ec021608664fe974eea3094becb393c74a51
- SHA512 54593d3d41f4de6a753c028b352b00b24f508b999ff9fe6bd2d290534ca1de996f078e0d716ede9c40a75be951e40c7c69c06d9f33e4beb511ca7666825f6b14
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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lokibot
C2
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http://173.208.204.37/k.php/0QZhfol01lJUV
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http://kbfvzoboss.bid/alien/fre.php
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http://alphastand.trade/alien/fre.php
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http://alphastand.win/alien/fre.php
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http://alphastand.top/alien/fre.php
Signatures
- Looks for VirtualBox Guest Additions in registry 2 TTPs
- Looks for VMWare Tools registry key 2 TTPs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion PaymentSlip0100pdf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion PaymentSlip0100pdf.exe - Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum PaymentSlip0100pdf.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0 PaymentSlip0100pdf.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 808 set thread context of 3864 808 PaymentSlip0100pdf.exe 82 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 808 PaymentSlip0100pdf.exe 808 PaymentSlip0100pdf.exe 656 powershell.exe 656 powershell.exe 656 powershell.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 656 powershell.exe Token: SeDebugPrivilege 808 PaymentSlip0100pdf.exe - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 808 wrote to memory of 656 808 PaymentSlip0100pdf.exe 78 PID 808 wrote to memory of 656 808 PaymentSlip0100pdf.exe 78 PID 808 wrote to memory of 656 808 PaymentSlip0100pdf.exe 78 PID 808 wrote to memory of 3916 808 PaymentSlip0100pdf.exe 81 PID 808 wrote to memory of 3916 808 PaymentSlip0100pdf.exe 81 PID 808 wrote to memory of 3916 808 PaymentSlip0100pdf.exe 81 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82 PID 808 wrote to memory of 3864 808 PaymentSlip0100pdf.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\PaymentSlip0100pdf.exe"C:\Users\Admin\AppData\Local\Temp\PaymentSlip0100pdf.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:808 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PaymentSlip0100pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:656
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C:\Users\Admin\AppData\Local\Temp\PaymentSlip0100pdf.exe"C:\Users\Admin\AppData\Local\Temp\PaymentSlip0100pdf.exe"2⤵PID:3916
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C:\Users\Admin\AppData\Local\Temp\PaymentSlip0100pdf.exe"C:\Users\Admin\AppData\Local\Temp\PaymentSlip0100pdf.exe"2⤵PID:3864
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