Analysis
- max time kernel
147s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
16/10/2022, 12:18
General
- Target swift!!!.exe
- Size 996KB
- Sample221016-pgldfshdhp
- SHA256 7f4037a13857e6b8c8d67cdae301b33289d2e66f3a9e618faab005be42c47ed8
Malware Config
Extracted
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formbook
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5pdf
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ImkB41yxewa+HeQyPpDm
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cLnVt4DNZCL7QEV5KG7giA==
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OIEUzLUFkDn8y4abGEtC4yglSTX4
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EqHHULn+zpNozLr4ibEAuwM=
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evmLCwphcPbQTMEOmOyOivz3oA==
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itXoy64T3qaBgfZMZ4hP7x4=
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11lkKSydVQazaCfB
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rjVa6Vuxhm7o0DaMVKRiAEG548hjbXUh
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A5LGUb4V4HhTGw5J2kbJWt+1TcZ/lwk=
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Z/IjCQhZrlVCQyl3LzzkkQ==
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6S3Gn/1WV9DAuTpo8FyBEyDvpw==
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RZOeKrIJoj4kjlSGfuE/3ZSf
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Roivd82k8rJ8
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fwWrgboRZx7FLOUyPpDm
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aOsu9kWm5IZ+Mforn+g=
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q/+gMjuW2IJrbFCKBUzDT+Y7zBw=
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Za7YfdYb33L3lELL
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PX2kfQd1toOMfCutdLEAuwM=
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qUFE/vlKjo1rXujioun6vQA=
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xyUrsDOTXhbIrl7ejrEAuwM=
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Checks computer location settings 2 TTPs 2 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.
- Enumerates system info in registry 2 TTPs 1 IoCs
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 48 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 6 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\swift!!!.exe"C:\Users\Admin\AppData\Local\Temp\swift!!!.exe"2⤵
- 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\BjTkAqwWjtrX.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\BjTkAqwWjtrX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp36EE.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\swift!!!.exe"C:\Users\Admin\AppData\Local\Temp\swift!!!.exe"3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\chkdsk.exe"C:\Windows\SysWOW64\chkdsk.exe"2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
tmp36EE.tmp
memory/2592-172-0x0000000007FE0000-0x000000000810A000-memory.dmp
memory/2592-154-0x0000000007EB0000-0x0000000007FD8000-memory.dmp
memory/2592-170-0x0000000007FE0000-0x000000000810A000-memory.dmp
memory/3572-169-0x0000000001660000-0x00000000016EF000-memory.dmp
memory/3572-171-0x0000000000C00000-0x0000000000C2D000-memory.dmp
memory/3572-165-0x0000000001310000-0x000000000165A000-memory.dmp
memory/3572-164-0x0000000000C00000-0x0000000000C2D000-memory.dmp
memory/3572-163-0x00000000001E0000-0x00000000001EA000-memory.dmp
memory/3692-137-0x000000000BEC0000-0x000000000BF26000-memory.dmp
memory/3692-136-0x000000000BBA0000-0x000000000BC3C000-memory.dmp
memory/3692-135-0x0000000005A70000-0x0000000005A7A000-memory.dmp
memory/3692-132-0x0000000000FE0000-0x00000000010DE000-memory.dmp
memory/3692-134-0x0000000005AD0000-0x0000000005B62000-memory.dmp
memory/3692-133-0x0000000006080000-0x0000000006624000-memory.dmp
memory/3864-142-0x0000000005700000-0x0000000005D28000-memory.dmp
memory/3864-161-0x00000000079F0000-0x0000000007A86000-memory.dmp
memory/3864-140-0x0000000002B50000-0x0000000002B86000-memory.dmp
memory/3864-168-0x0000000007A90000-0x0000000007A98000-memory.dmp
memory/3864-155-0x0000000007400000-0x0000000007432000-memory.dmp
memory/3864-156-0x0000000071290000-0x00000000712DC000-memory.dmp
memory/3864-157-0x00000000073E0000-0x00000000073FE000-memory.dmp
memory/3864-158-0x0000000007DC0000-0x000000000843A000-memory.dmp
memory/3864-159-0x0000000007770000-0x000000000778A000-memory.dmp
memory/3864-160-0x00000000077E0000-0x00000000077EA000-memory.dmp
memory/3864-167-0x0000000007AB0000-0x0000000007ACA000-memory.dmp
memory/3864-149-0x0000000006460000-0x000000000647E000-memory.dmp
memory/3864-166-0x00000000079A0000-0x00000000079AE000-memory.dmp
memory/3864-147-0x00000000055C0000-0x0000000005626000-memory.dmp
memory/3864-146-0x00000000054A0000-0x00000000054C2000-memory.dmp
memory/4252-148-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4252-151-0x0000000000401000-0x000000000042F000-memory.dmp
memory/4252-150-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4252-144-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4252-153-0x0000000000BD0000-0x0000000000BE0000-memory.dmp
memory/4252-152-0x00000000011F0000-0x000000000153A000-memory.dmp