Analysis
- max time kernel
148s - max time network
146s - platform
windows10_x64 - resource
win10-en-20211014 - submitted
27/10/2021, 06:18
General
- Target Request for Quotation.exe
- Size 505KB
- Sample211027-g2m4saagf5
- SHA256 19bc9a34f4a074428bec1c81bb731aab86b38d877dca82ecae158f9b29d93dbf
Malware Config
Extracted
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xloader
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2.5
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b2c0
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http://www.thesewhitevvalls.com/b2c0/
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bjyxszd520.xyz
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hsvfingerprinting.com
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elliotpioneer.com
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bf396.com
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chinaopedia.com
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6233v.com
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shopeuphoricapparel.com
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loccssol.store
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truefictionpictures.com
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playstarexch.com
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peruviancoffee.store
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shobhajoshi.com
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philme.net
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avito-rules.com
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independencehomecenters.com
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atp-cayenne.com
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invetorsbank.com
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sasanos.com
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scentfreebnb.com
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catfuid.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 3 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.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 46 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 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 WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Request for Quotation.exe"C:\Users\Admin\AppData\Local\Temp\Request for Quotation.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ilghTBnHuu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp68C8.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Request for Quotation.exe"C:\Users\Admin\AppData\Local\Temp\Request for Quotation.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\Request for Quotation.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/772-122-0x0000000007390000-0x0000000007391000-memory.dmp
memory/772-123-0x0000000007530000-0x000000000757B000-memory.dmp
memory/772-118-0x0000000004C40000-0x0000000004C41000-memory.dmp
memory/772-119-0x0000000004D20000-0x000000000521E000-memory.dmp
memory/772-120-0x0000000004C20000-0x0000000004C21000-memory.dmp
memory/772-121-0x0000000007060000-0x0000000007066000-memory.dmp
memory/772-117-0x0000000005220000-0x0000000005221000-memory.dmp
memory/772-115-0x0000000000370000-0x0000000000371000-memory.dmp
memory/1796-135-0x0000000004810000-0x0000000004B30000-memory.dmp
memory/1796-136-0x0000000004560000-0x00000000045F0000-memory.dmp
memory/1796-133-0x0000000000A00000-0x0000000000E3F000-memory.dmp
memory/1796-134-0x0000000002F00000-0x0000000002F29000-memory.dmp
memory/3032-137-0x0000000005680000-0x0000000005792000-memory.dmp
memory/3032-130-0x0000000006950000-0x0000000006AC3000-memory.dmp
memory/3604-128-0x00000000011F0000-0x0000000001510000-memory.dmp
memory/3604-129-0x00000000016B0000-0x00000000016C1000-memory.dmp
memory/3604-125-0x0000000000400000-0x0000000000429000-memory.dmp