Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
24/10/2022, 17:47
General
- Target M.V TBN - SHIP PARTICULARS.exe
- Size 858KB
- Sample221024-wcvvnahher
- SHA256 e99dc54786d789c023b028074e4fa0858d1cf59a04d7fd2f33319a24dfd7a978
Malware Config
Extracted
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formbook
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ermr
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ErOK6LFCgNIAlQmH54oaYOL/CN29Z78=
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qNSdDhu/PT/1fgafDagiCSZH1SY=
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wLpPOAkYS8EABl3pHGc4hNT/Q1sHBrU=
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jSxRvptHkeTGl7PT0SEmaZmjqzanuA==
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b91oL+2wCcpyhnd6yvF6Pg==
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mr81yp1/qqZX
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hy7Xsz/PU/LWHMcGL4UYJx9n3A==
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KlwrHt1gouPaXaWhoQ==
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ng8M320IRJL9Ptw=
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8GQbOXuaWxvKnNM=
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XndOL7E5sNpVUNty4d/a
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rryPBBC8PybYb+2h2MF3FHGL
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kEoeyERSVCYO0g==
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5/P+SBDby5hO
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1fYXc30/h9W7iO17
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34X+YKR+wRFE
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8ir/X2MlVByh5lQ1ow8=
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u9ikm2UMZ7J7hpCYow==
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FLI+c3clp1BNDjVAfvC2Dnw=
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t21Erq8/r09wAzAJTAH3Ng==
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
- Looks for VMWare Tools registry key 2 TTPs 1 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 50 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 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\M.V TBN - SHIP PARTICULARS.exe"C:\Users\Admin\AppData\Local\Temp\M.V TBN - SHIP PARTICULARS.exe"2⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Maps connected drives based on registry
- 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\Local\Temp\M.V TBN - SHIP PARTICULARS.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\M.V TBN - SHIP PARTICULARS.exe"C:\Users\Admin\AppData\Local\Temp\M.V TBN - SHIP PARTICULARS.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\M.V TBN - SHIP PARTICULARS.exe"C:\Users\Admin\AppData\Local\Temp\M.V TBN - SHIP PARTICULARS.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\explorer.exe"C:\Windows\SysWOW64\explorer.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\M.V TBN - SHIP PARTICULARS.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1440-157-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1440-149-0x0000000000E50000-0x0000000000E61000-memory.dmp
memory/1440-148-0x0000000000EA0000-0x00000000011EA000-memory.dmp
memory/1440-144-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2096-133-0x00000000055C0000-0x0000000005B64000-memory.dmp
memory/2096-134-0x0000000005010000-0x00000000050A2000-memory.dmp
memory/2096-135-0x0000000004FF0000-0x0000000004FFA000-memory.dmp
memory/2096-136-0x0000000007720000-0x00000000077BC000-memory.dmp
memory/2096-137-0x00000000077C0000-0x0000000007826000-memory.dmp
memory/2096-132-0x0000000000580000-0x000000000065E000-memory.dmp
memory/2216-151-0x00000000071E0000-0x0000000007212000-memory.dmp
memory/2216-145-0x0000000005410000-0x0000000005476000-memory.dmp
memory/2216-147-0x0000000006230000-0x000000000624E000-memory.dmp
memory/2216-141-0x0000000005270000-0x0000000005292000-memory.dmp
memory/2216-140-0x0000000005480000-0x0000000005AA8000-memory.dmp
memory/2216-166-0x0000000007860000-0x0000000007868000-memory.dmp
memory/2216-139-0x00000000028F0000-0x0000000002926000-memory.dmp
memory/2216-152-0x0000000073CC0000-0x0000000073D0C000-memory.dmp
memory/2216-153-0x00000000071A0000-0x00000000071BE000-memory.dmp
memory/2216-154-0x0000000007B70000-0x00000000081EA000-memory.dmp
memory/2216-155-0x0000000007530000-0x000000000754A000-memory.dmp
memory/2216-165-0x0000000007870000-0x000000000788A000-memory.dmp
memory/2216-164-0x0000000007770000-0x000000000777E000-memory.dmp
memory/2216-158-0x00000000075A0000-0x00000000075AA000-memory.dmp
memory/2216-161-0x00000000077B0000-0x0000000007846000-memory.dmp
memory/2688-150-0x0000000008280000-0x00000000083F6000-memory.dmp
memory/2688-169-0x0000000008400000-0x00000000084D1000-memory.dmp
memory/2688-170-0x0000000008400000-0x00000000084D1000-memory.dmp
memory/3720-160-0x0000000000CD0000-0x0000000000CFD000-memory.dmp
memory/3720-159-0x00000000000B0000-0x00000000004E3000-memory.dmp
memory/3720-163-0x0000000002E40000-0x000000000318A000-memory.dmp
memory/3720-167-0x0000000002BC0000-0x0000000002C50000-memory.dmp
memory/3720-168-0x0000000000CD0000-0x0000000000CFD000-memory.dmp