Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
22/09/2024, 15:24
General
- Target Specification and Quantity Pdf.exe
- Size 1.6MB
- Sample240922-ss2flawekb
- SHA256 219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f
Malware Config
Extracted
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formbook
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4.1
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n7ak
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wise-transfer.info
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jam-nins.com
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thebestsocialcrm.com
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majomeow222.com
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ancientshadowguilt.space
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gentleman-china.com
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parquemermoz.store
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taxuw.com
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sharqiyapaints.com
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libraryofkath.com
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1949wan.com
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synqr.net
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bitchessgirls.com
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btonu.cfd
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coding-bootcamps-16314.com
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leadership22-tdh.site
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maximsboutique.com
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irishsummertruffles.com
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sdnaqianchuan.com
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uyews.xyz
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- Formbook payload 3 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 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.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 62 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 10 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Specification and Quantity Pdf.exe"C:\Users\Admin\AppData\Local\Temp\Specification and Quantity Pdf.exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Windows Mail\wab.exe"C:\Program Files (x86)\Windows Mail\wab.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WWAHost.exe"C:\Windows\SysWOW64\WWAHost.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V3⤵
- System Location Discovery: System Language Discovery
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
DB1
__PSScriptPolicyTest_o2j2x2ez.efw.ps1
94Ologim.jpeg
94Ologrf.ini
94Ologrg.ini
94Ologri.ini
94Ologrv.ini
memory/2420-14-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2420-15-0x00000000016F0000-0x0000000001A3A000-memory.dmp
memory/2420-20-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2420-21-0x0000000001390000-0x00000000013A4000-memory.dmp
memory/2484-25-0x0000000000930000-0x0000000000A0C000-memory.dmp
memory/2484-23-0x0000000000930000-0x0000000000A0C000-memory.dmp
memory/2484-26-0x0000000000A70000-0x0000000000A9F000-memory.dmp
memory/2780-0-0x00007FFF718A3000-0x00007FFF718A5000-memory.dmp
memory/2780-18-0x00007FFF718A0000-0x00007FFF72361000-memory.dmp
memory/2780-12-0x00007FFF718A0000-0x00007FFF72361000-memory.dmp
memory/2780-11-0x00007FFF718A0000-0x00007FFF72361000-memory.dmp
memory/2780-6-0x000001E4F9BB0000-0x000001E4F9BD2000-memory.dmp
memory/3440-22-0x0000000008550000-0x000000000868D000-memory.dmp
memory/3440-46-0x0000000008480000-0x0000000008531000-memory.dmp
memory/3440-41-0x0000000008550000-0x000000000868D000-memory.dmp