Analysis
- max time kernel
153s - max time network
154s - platform
windows7_x64 - resource
win7v20210408 - submitted
22/09/2021, 14:06
General
- Target COURT ORDER # S12GF803 zip.exe
- Size 509KB
- Sample210922-reffjafdhm
- SHA256 9723d45f7d2f12bde692d804c9a7bebd2bb1f9142f7f3efadff7c4a87bc33841
Malware Config
Extracted
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xloader
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2.3
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u86g
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http://www.springgrowmeanairway.net/u86g/
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4tnoxrox.com
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ff130.com
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grapevinecrisiscare.com
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system91.com
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blondedocfabprivacypolicy.com
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amphorabeverageservices.com
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cvacity.info
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cbghemppills.com
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iowaconcertofhope.com
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theilerablog.com
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bg1133.com
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jenniferkristinphotography.com
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wnj.xyz
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khdoctor.com
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mittelstandsgestaltung.com
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mimikis.info
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my-data.pro
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nativesonlabs.com
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thelincmagazine.com
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dsfrederick.com
Signatures
- 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 3 IoCs
- Deletes itself 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Suspicious behavior: EnumeratesProcesses 22 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\COURT ORDER # S12GF803 zip.exe"C:\Users\Admin\AppData\Local\Temp\COURT ORDER # S12GF803 zip.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\COURT ORDER # S12GF803 zip.exe"C:\Users\Admin\AppData\Local\Temp\COURT ORDER # S12GF803 zip.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Windows\SysWOW64\help.exe"C:\Windows\SysWOW64\help.exe"2⤵
- Suspicious use of SetThreadContext
- 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\COURT ORDER # S12GF803 zip.exe"3⤵
- Deletes itself
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/628-76-0x0000000000980000-0x0000000000A0F000-memory.dmp
memory/628-75-0x0000000000670000-0x0000000000973000-memory.dmp
memory/628-74-0x00000000000C0000-0x00000000000E9000-memory.dmp
memory/628-73-0x0000000000F70000-0x0000000000F76000-memory.dmp
memory/1080-65-0x0000000000660000-0x000000000068B000-memory.dmp
memory/1080-60-0x0000000000AC0000-0x0000000000AC1000-memory.dmp
memory/1080-64-0x0000000004F50000-0x0000000004FAB000-memory.dmp
memory/1080-63-0x00000000005C0000-0x00000000005DD000-memory.dmp
memory/1080-62-0x0000000004E10000-0x0000000004E11000-memory.dmp
memory/1108-68-0x0000000000B50000-0x0000000000E53000-memory.dmp
memory/1108-69-0x00000000000B0000-0x00000000000C0000-memory.dmp
memory/1108-66-0x0000000000400000-0x0000000000429000-memory.dmp
memory/1220-70-0x0000000004490000-0x000000000458A000-memory.dmp
memory/1220-77-0x00000000063C0000-0x0000000006477000-memory.dmp