Analysis
- max time kernel
149s - max time network
150s - platform
windows10_x64 - resource
win10-en - submitted
20/09/2021, 09:49
General
- Target Payment Advice_pdf.exe
- Size 781KB
- Sample210920-ltdmladeg6
- SHA256 f8165688719f90b1ba956beb5f04d5aaa4afe8772fd38469f5a29efde6124546
Malware Config
Extracted
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xloader
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2.3
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u86g
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http://www.springgrowmeanairway.net/u86g/
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4tnoxrox.com
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ff130.com
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grapevinecrisiscare.com
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system91.com
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blondedocfabprivacypolicy.com
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amphorabeverageservices.com
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cvacity.info
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cbghemppills.com
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iowaconcertofhope.com
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theilerablog.com
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bg1133.com
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jenniferkristinphotography.com
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wnj.xyz
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khdoctor.com
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mittelstandsgestaltung.com
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mimikis.info
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my-data.pro
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nativesonlabs.com
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thelincmagazine.com
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dsfrederick.com
Signatures
- Mimikatz
mimikatz is an open source tool to dump credentials on Windows.
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 4 IoCs
- mimikatz is an open source tool to dump credentials on Windows 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 40 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of FindShellTrayWindow 8 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Payment Advice_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Payment Advice_pdf.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Payment Advice_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Payment Advice_pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\SysWOW64\cmd.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\Payment Advice_pdf.exe"3⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/3016-128-0x0000000005510000-0x000000000567C000-memory.dmp
memory/3016-136-0x0000000005680000-0x00000000057DC000-memory.dmp
memory/4640-117-0x00000000054D0000-0x00000000054D1000-memory.dmp
memory/4640-118-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
memory/4640-119-0x0000000004F60000-0x0000000004F61000-memory.dmp
memory/4640-120-0x0000000004F90000-0x0000000004FAD000-memory.dmp
memory/4640-121-0x0000000004FD0000-0x00000000054CE000-memory.dmp
memory/4640-122-0x0000000007690000-0x0000000007691000-memory.dmp
memory/4640-123-0x00000000077D0000-0x0000000007834000-memory.dmp
memory/4640-124-0x0000000007840000-0x0000000007874000-memory.dmp
memory/4640-115-0x00000000005D0000-0x00000000005D1000-memory.dmp
memory/4748-127-0x0000000001540000-0x0000000001860000-memory.dmp
memory/4748-129-0x0000000000BF0000-0x0000000000C00000-memory.dmp
memory/4748-125-0x0000000000400000-0x0000000000429000-memory.dmp
memory/4792-132-0x0000000002D00000-0x0000000002D29000-memory.dmp
memory/4792-131-0x0000000000100000-0x0000000000159000-memory.dmp
memory/4792-134-0x0000000002D30000-0x0000000002E7A000-memory.dmp
memory/4792-135-0x0000000003360000-0x00000000033EF000-memory.dmp