Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
07/10/2022, 09:33
General
- Target Ref8810998235 Auto Generated Order Form.exe
- Size 937KB
- Sample221007-lh65rsccdl
- SHA256 3d9766bbf57730b0aa1d3d43a8ce30d7f7b0798b82f32d235a06af5cdbb6ab6c
Malware Config
Extracted
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formbook
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r83r
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dF1arqf0q8jqGHpo
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3s5obdLT/D42OkXYzXA=
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MY4GqPg1TNBZiXEkrsyhlycGUN24oOaU
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wKsmWEGSmhvRwo4=
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jXeqRbgNrXzVBjEkt+Ircn8q8uqLRxB04g==
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kWzwCGp3hZyQemHg2Ho=
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vlaarHzH3YTtXSLeyQ==
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LSNL62SxS36qDZBx
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QzB7kGyuEkIf
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AFmNF5DlgUzZjArFIxovHKlaz9E74po=
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C/cWvSksOW1y2Gdi
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5FdJf9GEwRvRwo4=
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szFiiGFq8ubjqCPe/ChZC0g=
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AWObGX3KVG9bBtWG4Mu5
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80uIK32XLmNVA4xryvpajNA0
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10WHLY+Nqu3Pkw/cKRD3Y6pVG8jd
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kW/9OTF2FgXkki8UJM8K1vSogA0XnQ==
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mAtF/lLM2RvRwo4=
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VNFX6OUCoH1rU0XYzXA=
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qAdGBejjez+ZCfPo0A==
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 3 IoCs
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 46 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Ref8810998235 Auto Generated Order Form.exe"C:\Users\Admin\AppData\Local\Temp\Ref8810998235 Auto Generated Order Form.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Ref8810998235 Auto Generated Order Form.exe"C:\Users\Admin\AppData\Local\Temp\Ref8810998235 Auto Generated Order Form.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\help.exe"C:\Windows\SysWOW64\help.exe"2⤵
- Suspicious use of SetThreadContext
- 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
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Downloads
memory/3068-157-0x0000000007B00000-0x0000000007C2B000-memory.dmp
memory/3068-156-0x0000000007B00000-0x0000000007C2B000-memory.dmp
memory/3068-149-0x0000000002700000-0x000000000280D000-memory.dmp
memory/4060-135-0x0000000000FC0000-0x00000000010B0000-memory.dmp
memory/4060-136-0x0000000005F20000-0x00000000064C4000-memory.dmp
memory/4060-137-0x0000000005A50000-0x0000000005AE2000-memory.dmp
memory/4060-138-0x0000000005BE0000-0x0000000005BEA000-memory.dmp
memory/4060-139-0x000000000A9B0000-0x000000000AA4C000-memory.dmp
memory/4060-140-0x000000000AA50000-0x000000000AAB6000-memory.dmp
memory/4304-146-0x0000000000401000-0x000000000042F000-memory.dmp
memory/4304-145-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4304-147-0x0000000001AB0000-0x0000000001DFA000-memory.dmp
memory/4304-144-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4304-148-0x0000000001490000-0x00000000014A0000-memory.dmp
memory/4304-142-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4548-151-0x00000000009D0000-0x00000000009D7000-memory.dmp
memory/4548-152-0x00000000008B0000-0x00000000008DD000-memory.dmp
memory/4548-153-0x00000000013A0000-0x00000000016EA000-memory.dmp
memory/4548-154-0x00000000011D0000-0x000000000125F000-memory.dmp
memory/4548-155-0x00000000008B0000-0x00000000008DD000-memory.dmp