Analysis
- max time kernel
148s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
30/06/2022, 08:40
General
- Target SecuriteInfo.com.Variant.Tedy.111981.30474.exe
- Size 816KB
- Sample220630-kkwalshdek
- SHA256 e601e75a51a7c68855ae1b5f1a24942c6f9f5cfd8916aec824ab7b2924597d36
Malware Config
Extracted
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xloader
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2.6
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hfhf
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richardjfreeman.com
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malapeca.cat
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fattygay.com
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queroleads.com
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kisfor.xyz
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metodoenriquecimento.net
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santaclausbook.com
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erinnandmike.com
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fscehd.com
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aroundthesoundrealty.com
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racevideoindex.com
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mediafacing.com
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solarnurd.com
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bhulbhulaiya.com
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jybv.website
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akquaa.com
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visionbeyondthelight.com
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bunerden.net
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xupersports.info
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gititngit.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Xloader
Xloader is a rebranded version of Formbook malware.
- suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
- Xloader Payload 4 IoCs
- Adds policy Run key to start application 2 TTPs 2 IoCs
- 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
- Drops file in Program Files directory 1 IoCs
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 22 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Tedy.111981.30474.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Tedy.111981.30474.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PkgMgr.exe"C:\Windows\SysWOW64\PkgMgr.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⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- 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 del "C:\Windows\SysWOW64\PkgMgr.exe"3⤵
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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⤵
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C:\Windows\SysWOW64\cmd.exe/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V3⤵
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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 v6
Replay Monitor
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Downloads
DB1
DB1
memory/796-140-0x0000000002BB0000-0x0000000002D08000-memory.dmp
memory/796-149-0x0000000008780000-0x0000000008850000-memory.dmp
memory/796-147-0x0000000008780000-0x0000000008850000-memory.dmp
memory/3412-135-0x0000000000400000-0x000000000042C000-memory.dmp
memory/3412-137-0x0000000000400000-0x000000000042C000-memory.dmp
memory/3412-138-0x0000000000AF0000-0x0000000000E3A000-memory.dmp
memory/3412-139-0x00000000005C0000-0x00000000005D1000-memory.dmp
memory/3492-143-0x0000000000E10000-0x0000000000E3B000-memory.dmp
memory/3492-145-0x0000000001CC0000-0x000000000200A000-memory.dmp
memory/3492-146-0x0000000001AF0000-0x0000000001B80000-memory.dmp
memory/3492-142-0x0000000000F00000-0x0000000000FDC000-memory.dmp
memory/3492-148-0x0000000000E10000-0x0000000000E3B000-memory.dmp
memory/3584-130-0x0000000000550000-0x0000000000622000-memory.dmp
memory/3584-133-0x0000000005010000-0x000000000502E000-memory.dmp
memory/3584-132-0x00000000029D0000-0x00000000029DA000-memory.dmp
memory/3584-131-0x0000000004F50000-0x0000000004FC6000-memory.dmp