Analysis
- max time kernel
146s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220331-en - submitted
14/04/2022, 10:34
General
- Target SecuriteInfo.com.Variant.Strictor.265968.6816.exe
- Size 940KB
- Sample220414-ml4pgsbacp
- SHA256 28bae65cec413f6c0dcb0df2b34f0a9cb4a53ea246de0fff2baee4a98d8551d2
Malware Config
Extracted
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xloader
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2.5
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n4th
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deathgummybears.com
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rednacionaldejueces.net
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bymatu.com
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inaampm.com
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thebankerschecklists.com
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beputis4.com
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starx9.com
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headavenue.com
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lookforwardswiss.com
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offstic.com
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doggoneperfection.com
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tama-tebako.com
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ff4cvevhh.xyz
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jslogisticsh.com
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lennykoopa.xyz
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hartfordrecreationcenter.com
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cryptocoinvaults.com
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stellaromega.com
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micksampson.com
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tspun.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 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 8 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Strictor.265968.6816.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Strictor.265968.6816.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lHUszyJVfV.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lHUszyJVfV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp563E.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Strictor.265968.6816.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Strictor.265968.6816.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
tmp563E.tmp
memory/4368-125-0x0000000005480000-0x0000000005A24000-memory.dmp
memory/4368-126-0x0000000004F70000-0x0000000005002000-memory.dmp
memory/4368-127-0x00000000050B0000-0x000000000514C000-memory.dmp
memory/4368-128-0x0000000005020000-0x000000000502A000-memory.dmp
memory/4368-129-0x0000000000D70000-0x0000000000DD6000-memory.dmp
memory/4368-124-0x00000000004D0000-0x00000000005C2000-memory.dmp
memory/4448-145-0x0000000007040000-0x000000000705A000-memory.dmp
memory/4448-142-0x0000000075900000-0x000000007594C000-memory.dmp
memory/4448-151-0x0000000007360000-0x0000000007368000-memory.dmp
memory/4448-133-0x0000000004DF0000-0x0000000005418000-memory.dmp
memory/4448-150-0x0000000007380000-0x000000000739A000-memory.dmp
memory/4448-149-0x0000000007270000-0x000000000727E000-memory.dmp
memory/4448-137-0x0000000005450000-0x0000000005472000-memory.dmp
memory/4448-138-0x0000000005670000-0x00000000056D6000-memory.dmp
memory/4448-148-0x00000000072C0000-0x0000000007356000-memory.dmp
memory/4448-140-0x0000000005D30000-0x0000000005D4E000-memory.dmp
memory/4448-141-0x0000000006300000-0x0000000006332000-memory.dmp
memory/4448-132-0x0000000002430000-0x0000000002466000-memory.dmp
memory/4448-143-0x00000000062E0000-0x00000000062FE000-memory.dmp
memory/4448-144-0x0000000007680000-0x0000000007CFA000-memory.dmp
memory/4448-146-0x00000000023C5000-0x00000000023C7000-memory.dmp
memory/4448-147-0x00000000070B0000-0x00000000070BA000-memory.dmp
memory/4732-139-0x0000000001600000-0x000000000194A000-memory.dmp
memory/4732-136-0x0000000000400000-0x0000000000429000-memory.dmp