Analysis
- max time kernel
149s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
15/08/2024, 09:37
General
- Target OVERDUESOA_pdf.exe
- Size 733KB
- Sample240815-llf3ra1ejp
- SHA256 cbeee5f0d63a9178155739c1eca36e16ceaffc7ccda4154d991f068766df52ba
Malware Config
Extracted
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formbook
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4.1
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bi05
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ollow-the-bit.online
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aopho.autos
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14ra567dp.autos
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48651301.top
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ussian-dating-54714.bond
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sychology-degree-80838.bond
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lytracker.xyz
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strology-forest.sbs
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swjbcl3.top
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ridgenexttechnologies.partners
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lroy.sbs
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kyscreen.vip
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anhit.live
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uckyheart.xyz
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orddserials.online
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hetune.shop
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nherited-traits-ant.bond
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stanaslot-1.xyz
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sychologist-therapy-36914.bond
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iandramonami.net
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 3 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
- Modifies registry class 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 62 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 25 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\OVERDUESOA_pdf.exe"C:\Users\Admin\AppData\Local\Temp\OVERDUESOA_pdf.exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\OVERDUESOA_pdf.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ajZqJStNo.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ajZqJStNo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF8C7.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
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C:\Users\Admin\AppData\Local\Temp\OVERDUESOA_pdf.exe"C:\Users\Admin\AppData\Local\Temp\OVERDUESOA_pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\NETSTAT.EXE"C:\Windows\SysWOW64\NETSTAT.EXE"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\OVERDUESOA_pdf.exe"3⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_orxnsspm.zjl.ps1
tmpF8C7.tmp
memory/1948-78-0x0000000007CB0000-0x0000000007D46000-memory.dmp
memory/1948-90-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/1948-77-0x0000000007AB0000-0x0000000007ABA000-memory.dmp
memory/1948-79-0x0000000007C30000-0x0000000007C41000-memory.dmp
memory/1948-80-0x0000000007C60000-0x0000000007C6E000-memory.dmp
memory/1948-81-0x0000000007C70000-0x0000000007C84000-memory.dmp
memory/1948-83-0x0000000007D50000-0x0000000007D58000-memory.dmp
memory/1948-55-0x0000000075740000-0x000000007578C000-memory.dmp
memory/1948-67-0x0000000007680000-0x000000000769E000-memory.dmp
memory/1948-24-0x0000000005F20000-0x0000000005F86000-memory.dmp
memory/1948-25-0x0000000006090000-0x00000000060F6000-memory.dmp
memory/1948-36-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/1948-23-0x0000000005750000-0x0000000005772000-memory.dmp
memory/1948-21-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/2560-92-0x0000000000160000-0x000000000016B000-memory.dmp
memory/2560-93-0x0000000000A00000-0x0000000000A2F000-memory.dmp
memory/3256-37-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3256-91-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3464-95-0x0000000008300000-0x00000000083C6000-memory.dmp
memory/4260-3-0x0000000005A60000-0x0000000005AF2000-memory.dmp
memory/4260-4-0x0000000006520000-0x0000000006874000-memory.dmp
memory/4260-48-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/4260-5-0x0000000005C20000-0x0000000005C2A000-memory.dmp
memory/4260-0-0x0000000074EBE000-0x0000000074EBF000-memory.dmp
memory/4260-1-0x0000000000F90000-0x000000000104C000-memory.dmp
memory/4260-2-0x0000000005F70000-0x0000000006514000-memory.dmp
memory/4260-12-0x00000000073A0000-0x0000000007416000-memory.dmp
memory/4260-11-0x0000000005F60000-0x0000000005F76000-memory.dmp
memory/4260-10-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/4260-9-0x0000000074EBE000-0x0000000074EBF000-memory.dmp
memory/4260-8-0x0000000007830000-0x000000000784E000-memory.dmp
memory/4260-6-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/4260-7-0x0000000005CF0000-0x0000000005D8C000-memory.dmp
memory/4692-50-0x0000000006280000-0x000000000629E000-memory.dmp
memory/4692-51-0x00000000062C0000-0x000000000630C000-memory.dmp
memory/4692-76-0x00000000075B0000-0x00000000075CA000-memory.dmp
memory/4692-53-0x0000000075740000-0x000000007578C000-memory.dmp
memory/4692-82-0x00000000078F0000-0x000000000790A000-memory.dmp
memory/4692-74-0x0000000007250000-0x00000000072F3000-memory.dmp
memory/4692-86-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/4692-52-0x0000000006850000-0x0000000006882000-memory.dmp
memory/4692-75-0x0000000007BF0000-0x000000000826A000-memory.dmp
memory/4692-20-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/4692-26-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/4692-19-0x00000000054B0000-0x0000000005AD8000-memory.dmp
memory/4692-18-0x0000000074EB0000-0x0000000075660000-memory.dmp
memory/4692-17-0x0000000002960000-0x0000000002996000-memory.dmp