Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
26-07-2024 17:02
Behavioral task
behavioral1
Sample
dcIqJI958_1r1vAyEzEm63xX.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
dcIqJI958_1r1vAyEzEm63xX.exe
Resource
win10v2004-20240709-en
General
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Target
dcIqJI958_1r1vAyEzEm63xX.exe
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Size
3.1MB
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MD5
40c43f0a02f466b319a8ad5fbeaab17a
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SHA1
0b340dfc80a47a514fd244977159b59d71904abe
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SHA256
fee76384c8607145aea5e8e60f00feebe357e404202460c5a0bdb01718bc1db7
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SHA512
244fc2b4fd3d87f3c59741f84005c33d892d47d5bfea3c2ba75beb275073bac14ca87a2882d9a9264c0de2b6136c767c10313247a13fa3eb85e055e96537e0fa
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SSDEEP
98304:oANQHzuCU4F/hTCePAWFnZRctdxrxXgY6pN:oPHTVhTNAonZetHhgBpN
Malware Config
Extracted
risepro
194.110.13.70
147.45.47.169
Signatures
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
dcIqJI958_1r1vAyEzEm63xX.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ dcIqJI958_1r1vAyEzEm63xX.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
dcIqJI958_1r1vAyEzEm63xX.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion dcIqJI958_1r1vAyEzEm63xX.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion dcIqJI958_1r1vAyEzEm63xX.exe -
Drops startup file 1 IoCs
Processes:
dcIqJI958_1r1vAyEzEm63xX.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PowerExpertNT.lnk dcIqJI958_1r1vAyEzEm63xX.exe -
Processes:
resource yara_rule behavioral2/memory/4548-0-0x0000000000040000-0x00000000008F4000-memory.dmp themida behavioral2/memory/4548-9-0x0000000000040000-0x00000000008F4000-memory.dmp themida behavioral2/memory/4548-8-0x0000000000040000-0x00000000008F4000-memory.dmp themida behavioral2/memory/4548-7-0x0000000000040000-0x00000000008F4000-memory.dmp themida behavioral2/memory/4548-11-0x0000000000040000-0x00000000008F4000-memory.dmp themida behavioral2/memory/4548-10-0x0000000000040000-0x00000000008F4000-memory.dmp themida behavioral2/memory/4548-12-0x0000000000040000-0x00000000008F4000-memory.dmp themida C:\ProgramData\WinTrackerSP\WinTrackerSP.exe themida behavioral2/memory/4548-20-0x0000000000040000-0x00000000008F4000-memory.dmp themida behavioral2/memory/4548-39-0x0000000000040000-0x00000000008F4000-memory.dmp themida -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
dcIqJI958_1r1vAyEzEm63xX.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ExtreamFanV5 = "C:\\Users\\Admin\\AppData\\Local\\ExtreamFanV5\\ExtreamFanV5.exe" dcIqJI958_1r1vAyEzEm63xX.exe -
Processes:
dcIqJI958_1r1vAyEzEm63xX.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA dcIqJI958_1r1vAyEzEm63xX.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
dcIqJI958_1r1vAyEzEm63xX.exepid process 4548 dcIqJI958_1r1vAyEzEm63xX.exe -
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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
dcIqJI958_1r1vAyEzEm63xX.exeschtasks.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dcIqJI958_1r1vAyEzEm63xX.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 2868 schtasks.exe 552 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
dcIqJI958_1r1vAyEzEm63xX.exepid process 4548 dcIqJI958_1r1vAyEzEm63xX.exe 4548 dcIqJI958_1r1vAyEzEm63xX.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
dcIqJI958_1r1vAyEzEm63xX.exedescription pid process target process PID 4548 wrote to memory of 2868 4548 dcIqJI958_1r1vAyEzEm63xX.exe schtasks.exe PID 4548 wrote to memory of 2868 4548 dcIqJI958_1r1vAyEzEm63xX.exe schtasks.exe PID 4548 wrote to memory of 2868 4548 dcIqJI958_1r1vAyEzEm63xX.exe schtasks.exe PID 4548 wrote to memory of 552 4548 dcIqJI958_1r1vAyEzEm63xX.exe schtasks.exe PID 4548 wrote to memory of 552 4548 dcIqJI958_1r1vAyEzEm63xX.exe schtasks.exe PID 4548 wrote to memory of 552 4548 dcIqJI958_1r1vAyEzEm63xX.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dcIqJI958_1r1vAyEzEm63xX.exe"C:\Users\Admin\AppData\Local\Temp\dcIqJI958_1r1vAyEzEm63xX.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Drops startup file
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\ProgramData\WinTrackerSP\WinTrackerSP.exe" /tn "WinTrackerSP HR" /sc HOURLY /rl HIGHEST2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2868
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\ProgramData\WinTrackerSP\WinTrackerSP.exe" /tn "WinTrackerSP LG" /sc ONLOGON /rl HIGHEST2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:552
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.1MB
MD540c43f0a02f466b319a8ad5fbeaab17a
SHA10b340dfc80a47a514fd244977159b59d71904abe
SHA256fee76384c8607145aea5e8e60f00feebe357e404202460c5a0bdb01718bc1db7
SHA512244fc2b4fd3d87f3c59741f84005c33d892d47d5bfea3c2ba75beb275073bac14ca87a2882d9a9264c0de2b6136c767c10313247a13fa3eb85e055e96537e0fa