Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
24/02/2022, 07:47
General
- Target DHL_1155Q9040 receipt document, pdf.exe
- Size 680KB
- Sample220224-jmlzaadegp
- SHA256 74b0f2384ab42a60f4e80f1b3f491989daf0571bc2a753b29dc8ceb30fd3b165
Malware Config
Extracted
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xloader
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2.5
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tod8
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shabizy5.com
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sattaking-delhiborder01.xyz
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venetianmountains.com
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vertogaastad.quest
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zimalek.com
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olympiacrownhotel.com
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dubbostorage.online
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mosescorrea.com
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japanroofing.com
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mashareq.store
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gdetcz.com
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slimmersite.com
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aplintec.com
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878971.com
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charlottesbestroofcompany.com
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into-mena.com
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newlysupply.com
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bianncapace.com
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netrew.com
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anhecapital.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 2 IoCs
- Executes dropped EXE 2 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 62 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DHL_1155Q9040 receipt document, pdf.exe"C:\Users\Admin\AppData\Local\Temp\DHL_1155Q9040 receipt document, pdf.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\jebyda.exeC:\Users\Admin\AppData\Local\Temp\jebyda.exe C:\Users\Admin\AppData\Local\Temp\rojtimlynx3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\jebyda.exeC:\Users\Admin\AppData\Local\Temp\jebyda.exe C:\Users\Admin\AppData\Local\Temp\rojtimlynx4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\colorcpl.exe"C:\Windows\SysWOW64\colorcpl.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\jebyda.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1144-141-0x0000000000CE0000-0x0000000000CF9000-memory.dmp
memory/1144-144-0x00000000021A0000-0x0000000002230000-memory.dmp
memory/1144-143-0x0000000002470000-0x00000000027BA000-memory.dmp
memory/1144-142-0x0000000000180000-0x00000000001A9000-memory.dmp
memory/2084-138-0x000000000041D000-0x000000000041E000-memory.dmp
memory/2084-137-0x0000000000AB0000-0x0000000000DFA000-memory.dmp
memory/2084-139-0x0000000000500000-0x0000000000511000-memory.dmp
memory/2084-134-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2436-140-0x00000000030B0000-0x000000000317B000-memory.dmp
memory/2436-145-0x00000000087A0000-0x00000000088F6000-memory.dmp