Analysis
- max time kernel
148s - max time network
164s - platform
windows10_x64 - resource
win10v20210408 - submitted
16/09/2021, 12:20
General
- Target nAIj8iSBKtENT6y.exe
- Size 411KB
- Sample210916-pht2zsgcal
- SHA256 39c5b29df15e13a18cbc4b77a44208aa927af8851555a4d220d8af0be7aeb235
Malware Config
Extracted
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xloader
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2.4
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t75f
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http://www.438451.com/t75f/
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ice-lemon.pro
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ar3spro.cloud
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9055837.com
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fucksociety.net
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prettyofficialx.com
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mfxw.xyz
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relationshipquiz.info
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customia.xyz
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juanayjuan.com
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zidiankj.com
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facture-booking.com
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secondmining.store
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aboutyou.club
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gongxichen.com
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laurabraincreative.com
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pierrot-bros.com
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saintpaulaccountingservices.com
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dom-maya.com
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garderobamarzen.net
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la-salamandre-assurances.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
- Suspicious use of SetThreadContext 3 IoCs
- Suspicious behavior: EnumeratesProcesses 48 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 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⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\nAIj8iSBKtENT6y.exe"C:\Users\Admin\AppData\Local\Temp\nAIj8iSBKtENT6y.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmstp.exe"C:\Windows\SysWOW64\cmstp.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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
memory/744-134-0x0000000004B60000-0x0000000004BF0000-memory.dmp
memory/744-133-0x0000000004CD0000-0x0000000004FF0000-memory.dmp
memory/744-132-0x0000000002E10000-0x0000000002E39000-memory.dmp
memory/744-131-0x0000000000B30000-0x0000000000B46000-memory.dmp
memory/3028-126-0x0000000001170000-0x0000000001490000-memory.dmp
memory/3028-127-0x0000000001570000-0x0000000001581000-memory.dmp
memory/3028-124-0x0000000000400000-0x0000000000429000-memory.dmp
memory/3048-135-0x0000000002C40000-0x0000000002CE7000-memory.dmp
memory/3048-128-0x00000000029B0000-0x0000000002A63000-memory.dmp
memory/4652-123-0x000000000C880000-0x000000000C8AB000-memory.dmp
memory/4652-122-0x0000000009FB0000-0x000000000A010000-memory.dmp
memory/4652-121-0x0000000009A80000-0x0000000009A81000-memory.dmp
memory/4652-114-0x0000000000A30000-0x0000000000A31000-memory.dmp
memory/4652-120-0x00000000099C0000-0x00000000099C7000-memory.dmp
memory/4652-119-0x0000000005370000-0x000000000586E000-memory.dmp
memory/4652-118-0x0000000005450000-0x0000000005451000-memory.dmp
memory/4652-117-0x00000000052C0000-0x00000000052C1000-memory.dmp
memory/4652-116-0x0000000005870000-0x0000000005871000-memory.dmp