Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
19/07/2024, 08:09
General
- Target PURCHASING ORDER.exe
- Size 621KB
- Sample240719-j15csa1app
- SHA256 c6b1ba9ffe05a03d88f24ae7fe9c3543976d9c392862d4c2ca6ca2d53c4befd6
Malware Config
Extracted
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formbook
-
4.1
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hy08
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weazc.top
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servoceimmpajhnuz.info
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vqemkdhi.xyz
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wergol.com
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spa-mk.com
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rtpsid88.life
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tatetits.fun
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raidsa.xyz
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suojiansuode.net
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jointhejunction.com
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wudai.net
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typeboot.shop
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mksport-app.com
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miocloud.ovh
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taipan77pandan.com
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wwwhg58a.com
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khuahamiksai31.pro
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carpedatumllc.net
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safebinders.com
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krx21.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Blocklisted process makes network request 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 3 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 60 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PURCHASING ORDER.exe"C:\Users\Admin\AppData\Local\Temp\PURCHASING ORDER.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\HZvDRVV.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HZvDRVV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1A49.tmp"3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\PURCHASING ORDER.exe"C:\Users\Admin\AppData\Local\Temp\PURCHASING ORDER.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\wscript.exe"C:\Windows\SysWOW64\wscript.exe"2⤵
- Blocklisted process makes network request
- 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\PURCHASING ORDER.exe"3⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_55cghpnf.tc5.ps1
tmp1A49.tmp
memory/2260-6-0x0000000005200000-0x000000000521A000-memory.dmp
memory/2260-3-0x0000000004FE0000-0x0000000005072000-memory.dmp
memory/2260-4-0x0000000004FC0000-0x0000000004FCA000-memory.dmp
memory/2260-5-0x0000000075100000-0x00000000758B0000-memory.dmp
memory/2260-2-0x0000000005590000-0x0000000005B34000-memory.dmp
memory/2260-7-0x0000000005230000-0x000000000523E000-memory.dmp
memory/2260-8-0x0000000005B40000-0x0000000005BB6000-memory.dmp
memory/2260-9-0x00000000080D0000-0x000000000816C000-memory.dmp
memory/2260-0-0x000000007510E000-0x000000007510F000-memory.dmp
memory/2260-1-0x0000000000560000-0x0000000000602000-memory.dmp
memory/2260-24-0x0000000075100000-0x00000000758B0000-memory.dmp
memory/3556-40-0x0000000005FF0000-0x0000000006344000-memory.dmp
memory/3556-57-0x00000000075C0000-0x0000000007663000-memory.dmp
memory/3556-19-0x0000000075100000-0x00000000758B0000-memory.dmp
memory/3556-69-0x0000000075100000-0x00000000758B0000-memory.dmp
memory/3556-66-0x00000000079F0000-0x00000000079F8000-memory.dmp
memory/3556-18-0x0000000075100000-0x00000000758B0000-memory.dmp
memory/3556-65-0x0000000007A10000-0x0000000007A2A000-memory.dmp
memory/3556-64-0x0000000007910000-0x0000000007924000-memory.dmp
memory/3556-63-0x0000000007900000-0x000000000790E000-memory.dmp
memory/3556-28-0x0000000005B20000-0x0000000005B42000-memory.dmp
memory/3556-15-0x0000000075100000-0x00000000758B0000-memory.dmp
memory/3556-35-0x0000000005D60000-0x0000000005DC6000-memory.dmp
memory/3556-34-0x0000000005BC0000-0x0000000005C26000-memory.dmp
memory/3556-14-0x0000000004E50000-0x0000000004E86000-memory.dmp
memory/3556-41-0x00000000063C0000-0x00000000063DE000-memory.dmp
memory/3556-42-0x0000000006440000-0x000000000648C000-memory.dmp
memory/3556-44-0x000000007EE90000-0x000000007EEA0000-memory.dmp
memory/3556-43-0x0000000007520000-0x0000000007552000-memory.dmp
memory/3556-45-0x00000000719C0000-0x0000000071A0C000-memory.dmp
memory/3556-46-0x0000000004E40000-0x0000000004E50000-memory.dmp
memory/3556-56-0x0000000007560000-0x000000000757E000-memory.dmp
memory/3556-17-0x00000000054C0000-0x0000000005AE8000-memory.dmp
memory/3556-58-0x0000000007D10000-0x000000000838A000-memory.dmp
memory/3556-59-0x00000000076D0000-0x00000000076EA000-memory.dmp
memory/3556-60-0x0000000007740000-0x000000000774A000-memory.dmp
memory/3556-61-0x0000000007950000-0x00000000079E6000-memory.dmp
memory/3556-62-0x00000000078D0000-0x00000000078E1000-memory.dmp
memory/3604-81-0x00000000038B0000-0x00000000039F8000-memory.dmp
memory/3604-27-0x0000000003230000-0x00000000032F8000-memory.dmp
memory/3604-80-0x000000000B240000-0x000000000B3DB000-memory.dmp
memory/3604-77-0x0000000003230000-0x00000000032F8000-memory.dmp
memory/3604-73-0x000000000B240000-0x000000000B3DB000-memory.dmp
memory/4144-75-0x00000000004B0000-0x00000000004D7000-memory.dmp
memory/4144-76-0x0000000000930000-0x000000000095F000-memory.dmp
memory/4144-74-0x00000000004B0000-0x00000000004D7000-memory.dmp
memory/4924-22-0x00000000018E0000-0x0000000001C2A000-memory.dmp
memory/4924-71-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4924-72-0x0000000001870000-0x0000000001885000-memory.dmp
memory/4924-20-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4924-25-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4924-26-0x0000000001300000-0x0000000001315000-memory.dmp