Analysis
- max time kernel
150s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
28/04/2022, 12:34
General
- Target efac1cd161932cca9ed94b0a1b3671f0.exe
- Size 902KB
- Sample220428-prrcfsbgf8
- SHA256 347fc805a4e64d0e7418dff453ab17c3f76bb0809ef0cfd4b1866d13d494a935
Malware Config
Extracted
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xloader
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2.5
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r87g
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gzjyjzsj.com
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rapibest.com
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affordablebathroomsbyfrank.net
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roboruben.com
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xn--dlisucr-byag.com
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encoreasso.com
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piscire.com
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dixiebusybee.com
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newrome.xyz
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sunshinejon.com
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glacierforfcs.xyz
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borhanmarket.com
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tous-des-cons.club
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hsfstea.com
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spiniform.info
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vaicomfibra.com
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shinigami.xyz
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kryptoindia.com
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listentoappetite.com
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securepplpay.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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\efac1cd161932cca9ed94b0a1b3671f0.exe"C:\Users\Admin\AppData\Local\Temp\efac1cd161932cca9ed94b0a1b3671f0.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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\KjQBANTiYrE.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\KjQBANTiYrE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp33E1.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\efac1cd161932cca9ed94b0a1b3671f0.exe"C:\Users\Admin\AppData\Local\Temp\efac1cd161932cca9ed94b0a1b3671f0.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
tmp33E1.tmp
memory/1276-148-0x0000000071C10000-0x0000000071C5C000-memory.dmp
memory/1276-153-0x00000000076C0000-0x0000000007756000-memory.dmp
memory/1276-156-0x0000000007760000-0x0000000007768000-memory.dmp
memory/1276-155-0x0000000007780000-0x000000000779A000-memory.dmp
memory/1276-154-0x0000000007680000-0x000000000768E000-memory.dmp
memory/1276-144-0x0000000005A50000-0x0000000005AB6000-memory.dmp
memory/1276-138-0x0000000002810000-0x0000000002846000-memory.dmp
memory/1276-152-0x00000000074B0000-0x00000000074BA000-memory.dmp
memory/1276-140-0x0000000005330000-0x0000000005958000-memory.dmp
memory/1276-151-0x0000000007440000-0x000000000745A000-memory.dmp
memory/1276-150-0x0000000007A80000-0x00000000080FA000-memory.dmp
memory/1276-147-0x00000000066F0000-0x0000000006722000-memory.dmp
memory/1276-143-0x0000000005280000-0x00000000052A2000-memory.dmp
memory/1276-149-0x00000000066D0000-0x00000000066EE000-memory.dmp
memory/1276-146-0x0000000006120000-0x000000000613E000-memory.dmp
memory/1524-145-0x00000000013F0000-0x000000000173A000-memory.dmp
memory/1524-142-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2132-132-0x00000000054E0000-0x0000000005572000-memory.dmp
memory/2132-130-0x0000000000A60000-0x0000000000B48000-memory.dmp
memory/2132-131-0x00000000059A0000-0x0000000005F44000-memory.dmp
memory/2132-135-0x0000000009230000-0x0000000009296000-memory.dmp
memory/2132-134-0x0000000007BD0000-0x0000000007C6C000-memory.dmp
memory/2132-133-0x0000000005680000-0x000000000568A000-memory.dmp