Analysis
- max time kernel
159s - max time network
161s - platform
windows10_x64 - resource
win10v20210408 - submitted
30/08/2021, 11:56
General
- Target f8yKXi4whKaPo8e.exe
- Size 708KB
- Sample210830-lnca7jk9ln
- SHA256 39e4d2034ff07b9ba247022d53f2e8444e2eea2eb94addc571d004f59037e3e2
Malware Config
Extracted
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xloader
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2.3
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c8ec
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http://www.pourheloise.com/c8ec/
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kingmeters.com
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thawoman.com
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cannabisinseconds.com
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3966399.com
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grabopolska.online
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krystalpacifico.com
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quibii.com
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wangzhanceshi.online
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blog-techtalks.com
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refreshlightingcompany.com
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justrightmap.net
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sewabhartidelhi.com
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noharminmasking.com
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speedysignin.website
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schwabinsttutional.com
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carbon2algae.com
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pateleprevention.com
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techsavypinaki.com
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onemindafrica.com
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flowerpeony.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 34 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f8yKXi4whKaPo8e.exe"C:\Users\Admin\AppData\Local\Temp\f8yKXi4whKaPo8e.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f8yKXi4whKaPo8e.exe"C:\Users\Admin\AppData\Local\Temp\f8yKXi4whKaPo8e.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.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\f8yKXi4whKaPo8e.exe"3⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/652-114-0x00000000003D0000-0x00000000003D1000-memory.dmp
memory/652-116-0x00000000052B0000-0x00000000052B1000-memory.dmp
memory/652-117-0x0000000004CB0000-0x0000000004CB1000-memory.dmp
memory/652-118-0x0000000004DB0000-0x00000000052AE000-memory.dmp
memory/652-119-0x0000000004D50000-0x0000000004D51000-memory.dmp
memory/652-120-0x0000000005250000-0x0000000005266000-memory.dmp
memory/652-121-0x00000000070E0000-0x00000000070E1000-memory.dmp
memory/652-122-0x0000000000550000-0x00000000005B5000-memory.dmp
memory/652-123-0x0000000000B80000-0x0000000000BB2000-memory.dmp
memory/1420-131-0x0000000002F00000-0x0000000002F28000-memory.dmp
memory/1420-130-0x0000000000300000-0x000000000073F000-memory.dmp
memory/1420-133-0x00000000048F0000-0x0000000004C10000-memory.dmp
memory/1420-134-0x00000000046B0000-0x000000000473F000-memory.dmp
memory/2228-126-0x00000000012F0000-0x0000000001610000-memory.dmp
memory/2228-127-0x0000000000D90000-0x0000000000DA0000-memory.dmp
memory/2228-124-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2724-128-0x0000000006390000-0x000000000644B000-memory.dmp
memory/2724-135-0x00000000065E0000-0x000000000672C000-memory.dmp