Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    30-06-2022 05:39

General

  • Target

    INV No. SMEPL03122-23 & PL.pdf.exe

  • Size

    578KB

  • MD5

    59596155c337dcf53ce09d9fe86a289f

  • SHA1

    613ef8cb6aa875f406905f68d4e42e4509e36bb9

  • SHA256

    b575be29720f27a08220d8b155e68bb70cd1f0d3a9a3bfb261873f3fa639d6b6

  • SHA512

    350d8812c71eed902334ec66efc15a916ecd91a97f789b75d57674a249be0738a9b41dcdc8229fed99f4e5cf7b1194c0b49e1045803e3513a0557d9ae43af52f

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ba17

Decoy

bearwant.com

sdsguanfang.com

steamcommunityvia.top

sugarplumtreasures.com

koronislakefishing.com

jmae.xyz

xhxnqemkiqe.xyz

playzcrew.com

zatwsbq.com

lankofix.com

sh-zhepeng.com

mibodamisxv.online

butterflyjewelry.store

finestrecitalto-spottoday.info

globomateria.com

royalmdarts.com

d4af10836709.com

shepwill.com

67aldrich.info

trustedmakers.club

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook Payload 6 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\INV No. SMEPL03122-23 & PL.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\INV No. SMEPL03122-23 & PL.pdf.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1416
      • C:\Users\Admin\AppData\Local\Temp\INV No. SMEPL03122-23 & PL.pdf.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1300
    • C:\Windows\SysWOW64\control.exe
      "C:\Windows\SysWOW64\control.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1692
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\INV No. SMEPL03122-23 & PL.pdf.exe"
        3⤵
        • Deletes itself
        PID:1932

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1220-68-0x0000000004B20000-0x0000000004C7C000-memory.dmp
    Filesize

    1.4MB

  • memory/1220-82-0x0000000004DE0000-0x0000000004EA8000-memory.dmp
    Filesize

    800KB

  • memory/1220-80-0x0000000004DE0000-0x0000000004EA8000-memory.dmp
    Filesize

    800KB

  • memory/1220-71-0x0000000004C80000-0x0000000004DE0000-memory.dmp
    Filesize

    1.4MB

  • memory/1300-60-0x0000000000400000-0x000000000042F000-memory.dmp
    Filesize

    188KB

  • memory/1300-65-0x0000000000400000-0x000000000042F000-memory.dmp
    Filesize

    188KB

  • memory/1300-73-0x0000000000400000-0x000000000042F000-memory.dmp
    Filesize

    188KB

  • memory/1300-62-0x0000000000400000-0x000000000042F000-memory.dmp
    Filesize

    188KB

  • memory/1300-63-0x000000000041F1E0-mapping.dmp
  • memory/1300-66-0x0000000000A20000-0x0000000000D23000-memory.dmp
    Filesize

    3.0MB

  • memory/1300-67-0x0000000000430000-0x0000000000445000-memory.dmp
    Filesize

    84KB

  • memory/1300-59-0x0000000000400000-0x000000000042F000-memory.dmp
    Filesize

    188KB

  • memory/1300-70-0x0000000000470000-0x0000000000485000-memory.dmp
    Filesize

    84KB

  • memory/1416-58-0x00000000040D0000-0x0000000004104000-memory.dmp
    Filesize

    208KB

  • memory/1416-57-0x0000000004D10000-0x0000000004D98000-memory.dmp
    Filesize

    544KB

  • memory/1416-56-0x0000000001DA0000-0x0000000001DAA000-memory.dmp
    Filesize

    40KB

  • memory/1416-54-0x0000000010A70000-0x0000000010B06000-memory.dmp
    Filesize

    600KB

  • memory/1416-55-0x00000000764C1000-0x00000000764C3000-memory.dmp
    Filesize

    8KB

  • memory/1692-72-0x0000000000000000-mapping.dmp
  • memory/1692-77-0x0000000000080000-0x00000000000AF000-memory.dmp
    Filesize

    188KB

  • memory/1692-78-0x00000000020A0000-0x00000000023A3000-memory.dmp
    Filesize

    3.0MB

  • memory/1692-79-0x0000000000640000-0x00000000006D4000-memory.dmp
    Filesize

    592KB

  • memory/1692-76-0x0000000000C80000-0x0000000000C9F000-memory.dmp
    Filesize

    124KB

  • memory/1692-81-0x0000000000080000-0x00000000000AF000-memory.dmp
    Filesize

    188KB

  • memory/1932-75-0x0000000000000000-mapping.dmp