Analysis
- max time kernel
150s - max time network
148s - platform
windows10_x64 - resource
win10v20210408 - submitted
04/10/2021, 13:16
General
- Target INVOICE.PDF.exe
- Size 824KB
- Sample211004-qhs1csgdfk
- SHA256 a1b6ca8644c7908a5ee930558144d794e25a5a6a0bea0637396caa161ea04475
Malware Config
Extracted
-
xloader
-
2.5
-
h5jc
-
http://www.legend-sa.com/h5jc/
-
sindiranhalus.xyz
-
ttimecracker.com
-
bugroster.com
-
mentication.com
-
douyinliu.com
-
newenglandfineproperties.com
-
oliverchilde.top
-
one-seo.xyz
-
alabamahealthywomen.com
-
bordadosads.com
-
raapmanagement.com
-
mujeresenfarmalatinoamerica.com
-
tiendakimera.com
-
testingwss.com
-
barbiluchia.com
-
avnft.store
-
tp-great.com
-
buytheeye.com
-
802snowboards.com
-
sz2bj.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
- Modifies registry class 9 IoCs
- Suspicious behavior: EnumeratesProcesses 40 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 14 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\INVOICE.PDF.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE.PDF.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\INVOICE.PDF.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE.PDF.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
-
-
-
C:\Windows\SysWOW64\colorcpl.exe"C:\Windows\SysWOW64\colorcpl.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\INVOICE.PDF.exe"3⤵
-
-
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1832-116-0x0000000005FD0000-0x0000000005FD1000-memory.dmp
memory/1832-117-0x00000000058E0000-0x00000000058E1000-memory.dmp
memory/1832-118-0x0000000005980000-0x0000000005981000-memory.dmp
memory/1832-119-0x0000000003240000-0x0000000003241000-memory.dmp
memory/1832-120-0x00000000066F0000-0x00000000066F1000-memory.dmp
memory/1832-121-0x0000000006AB0000-0x0000000006ACD000-memory.dmp
memory/1832-122-0x0000000008590000-0x0000000008591000-memory.dmp
memory/1832-123-0x00000000087D0000-0x0000000008838000-memory.dmp
memory/1832-124-0x00000000088D0000-0x0000000008908000-memory.dmp
memory/1832-114-0x0000000000E30000-0x0000000000E31000-memory.dmp
memory/3052-129-0x00000000073B0000-0x00000000074DE000-memory.dmp
memory/3052-136-0x0000000005740000-0x00000000058AE000-memory.dmp
memory/3740-128-0x0000000001230000-0x0000000001241000-memory.dmp
memory/3740-127-0x00000000013C0000-0x00000000016E0000-memory.dmp
memory/3740-125-0x0000000000400000-0x0000000000429000-memory.dmp
memory/3960-132-0x0000000002BB0000-0x0000000002BD9000-memory.dmp
memory/3960-131-0x00000000001C0000-0x00000000001D9000-memory.dmp
memory/3960-134-0x00000000046C0000-0x00000000049E0000-memory.dmp
memory/3960-135-0x0000000004410000-0x00000000044A0000-memory.dmp