Analysis
- max time kernel
151s - max time network
149s - platform
windows10_x64 - resource
win10v20210408 - submitted
29/07/2021, 10:40
General
- Target Order Signed PEARLTECH contract and PO.exe
- Size 1.2MB
- Sample210729-k657q7ccf2
- SHA256 2a3c5d424e042d82f295aba4197bc052355cbea30b0fa9c419a1cd7fb6c2bc31
Malware Config
Extracted
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xloader
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2.3
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http://www.jiltedowl.com/um8e/
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theypretend.com
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hopeschildren.com
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kuly.cloud
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maniflexx.net
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bedtimesocietyblog.com
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spenglerwetlandpreserve.com
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unity-play.net
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bonap56.com
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consciencevc.com
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deluxeluxe.com
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officialjuliep.com
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cttrade.club
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quietflyt.com
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mcabspl.com
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lippocaritahotel.com
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tolanfilms.xyz
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momenaagro.com
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slingshotart.com
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thefoundershuddle.com
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mobilbaris.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- suricata: ET MALWARE FormBook CnC Checkin (GET)
- CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
- Xloader Payload 3 IoCs
- Suspicious use of SetThreadContext 4 IoCs
- Suspicious behavior: EnumeratesProcesses 49 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Order Signed PEARLTECH contract and PO.exe"C:\Users\Admin\AppData\Local\Temp\Order Signed PEARLTECH contract and PO.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Order Signed PEARLTECH contract and PO.exe"C:\Users\Admin\AppData\Local\Temp\Order Signed PEARLTECH contract and PO.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\Order Signed PEARLTECH contract and PO.exe"C:\Users\Admin\AppData\Local\Temp\Order Signed PEARLTECH contract and PO.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\Order Signed PEARLTECH contract and PO.exe"C:\Users\Admin\AppData\Local\Temp\Order Signed PEARLTECH contract and PO.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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C:\Windows\SysWOW64\systray.exe"C:\Windows\SysWOW64\systray.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\Order Signed PEARLTECH contract and PO.exe"3⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/908-114-0x0000000000770000-0x0000000000771000-memory.dmp
memory/908-116-0x00000000057C0000-0x00000000057C1000-memory.dmp
memory/908-117-0x00000000052C0000-0x00000000052C1000-memory.dmp
memory/908-118-0x0000000005370000-0x0000000005371000-memory.dmp
memory/908-119-0x00000000054E0000-0x00000000054E1000-memory.dmp
memory/908-120-0x00000000052C0000-0x00000000057BE000-memory.dmp
memory/908-121-0x0000000005590000-0x000000000559B000-memory.dmp
memory/908-122-0x0000000006160000-0x00000000061F9000-memory.dmp
memory/908-123-0x00000000085E0000-0x000000000860A000-memory.dmp
memory/2284-127-0x0000000001050000-0x0000000001060000-memory.dmp
memory/2284-126-0x0000000001090000-0x00000000013B0000-memory.dmp
memory/2284-129-0x00000000013B0000-0x00000000013C0000-memory.dmp
memory/2284-124-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2644-128-0x0000000002C20000-0x0000000002D05000-memory.dmp
memory/2644-130-0x00000000062B0000-0x0000000006376000-memory.dmp
memory/2644-137-0x0000000006460000-0x0000000006507000-memory.dmp
memory/3692-134-0x00000000008B0000-0x00000000008D8000-memory.dmp
memory/3692-133-0x0000000001210000-0x0000000001216000-memory.dmp
memory/3692-135-0x00000000047C0000-0x0000000004AE0000-memory.dmp
memory/3692-136-0x0000000004AE0000-0x0000000004B6F000-memory.dmp