Analysis
- max time kernel
150s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
26/10/2022, 13:19
General
- Target Quotation-urgent-pdf-.exe
- Size 658KB
- Sample221026-qkhbmsfhan
- SHA256 0efdd0e8aee22b54cf59895aa7ff5dcf84ccefed62dcdde3fd2ea83c56d28084
Malware Config
Extracted
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formbook
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4.1
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a20e
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pushkarinidigital.com
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e-shiryoku.com
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sendmeblog.website
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arniepalmer.com
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tinnnitin.click
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serummoctoc.online
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chmoptk.xyz
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kidskarpentry.com
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wanglin123.com
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onlinecannabis24dispensary.com
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hkwx8.com
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marcrosenkrans.com
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bridginglegal.com
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a2r2.cyou
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app365e.com
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semesta.xyz
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encuentratucasacr.com
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huiyusc58.com
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carnivalofmiami.com
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functionalbreeze.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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 5 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Quotation-urgent-pdf-.exe"C:\Users\Admin\AppData\Local\Temp\Quotation-urgent-pdf-.exe"2⤵
- 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\akQtniQll.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\akQtniQll" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5505.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Quotation-urgent-pdf-.exe"C:\Users\Admin\AppData\Local\Temp\Quotation-urgent-pdf-.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\raserver.exe"C:\Windows\SysWOW64\raserver.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\Quotation-urgent-pdf-.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
tmp5505.tmp
memory/1428-160-0x0000000007180000-0x0000000007216000-memory.dmp
memory/1428-142-0x0000000004B30000-0x0000000004B52000-memory.dmp
memory/1428-152-0x00000000061B0000-0x00000000061CE000-memory.dmp
memory/1428-137-0x00000000022D0000-0x0000000002306000-memory.dmp
memory/1428-163-0x0000000007240000-0x000000000725A000-memory.dmp
memory/1428-139-0x0000000004D80000-0x00000000053A8000-memory.dmp
memory/1428-164-0x0000000007220000-0x0000000007228000-memory.dmp
memory/1428-157-0x0000000006F70000-0x0000000006F7A000-memory.dmp
memory/1428-150-0x0000000006DB0000-0x0000000006DE2000-memory.dmp
memory/1428-143-0x0000000005420000-0x0000000005486000-memory.dmp
memory/1428-144-0x0000000005600000-0x0000000005666000-memory.dmp
memory/1428-146-0x0000000005BF0000-0x0000000005C0E000-memory.dmp
memory/1428-154-0x0000000006F00000-0x0000000006F1A000-memory.dmp
memory/1428-153-0x0000000007540000-0x0000000007BBA000-memory.dmp
memory/1428-162-0x0000000007130000-0x000000000713E000-memory.dmp
memory/1428-151-0x0000000071340000-0x000000007138C000-memory.dmp
memory/1744-147-0x0000000001B50000-0x0000000001E9A000-memory.dmp
memory/1744-148-0x00000000019F0000-0x0000000001A05000-memory.dmp
memory/1744-156-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1744-141-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2664-149-0x0000000007FB0000-0x000000000812F000-memory.dmp
memory/2664-167-0x0000000002C80000-0x0000000002D5E000-memory.dmp
memory/2664-169-0x0000000002C80000-0x0000000002D5E000-memory.dmp
memory/5008-134-0x0000000005980000-0x0000000005A1C000-memory.dmp
memory/5008-132-0x0000000000610000-0x00000000006BA000-memory.dmp
memory/5008-133-0x00000000051D0000-0x0000000005262000-memory.dmp
memory/5092-158-0x0000000000740000-0x000000000075F000-memory.dmp
memory/5092-159-0x00000000006C0000-0x00000000006EF000-memory.dmp
memory/5092-165-0x0000000002620000-0x000000000296A000-memory.dmp
memory/5092-166-0x0000000002520000-0x00000000025B4000-memory.dmp
memory/5092-168-0x00000000006C0000-0x00000000006EF000-memory.dmp