Analysis

  • max time kernel
    152s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    07-05-2021 06:37

General

  • Target

    NEW ORDER.exe

  • Size

    277KB

  • MD5

    fdb13566001939b797325265bc1048e0

  • SHA1

    096a63354f73bcc105030ede2f04c5bb12cf2711

  • SHA256

    3f2cdc7783014a37d7ad61ee00c226d5221d4932f4113eb3590a9c9d0447b461

  • SHA512

    faac103a3a220885b3e4ec848e384e9b8b7ce9a19ab90c97d6319106e0a00275b0d6a51ab94e63bad147e2bcb32cc8ef051705c3b5e019ae1374cfdb901bf934

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.knighttechinca.com/dxe/

Decoy

sardarfarm.com

959tremont.com

privat-livecam.net

ansel-homebakery.com

joysupermarket.com

peninsulamatchmakers.net

northsytyle.com

radioconexaoubermusic.com

relocatingrealtor.com

desyrnan.com

onlinehoortoestel.online

enpointe.online

rvvikings.com

paulpoirier.com

shitarpa.net

kerneis.net

rokitreach.com

essentiallygaia.com

prestiged.net

fuerzaagavera.com

Signatures

  • Formbook

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

  • Formbook Payload 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 31 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe
      "C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1080
      • C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe
        "C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2024
    • C:\Windows\SysWOW64\cmmon32.exe
      "C:\Windows\SysWOW64\cmmon32.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:300
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe"
        3⤵
        • Deletes itself
        PID:1300

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsnA0E2.tmp\crn3htp6rs7xv.dll
    MD5

    c340305243a686b51804d971ea98eb58

    SHA1

    b097ab251863dc844a79dcbee454548baa08d58a

    SHA256

    5e4c6ac84b748a87ad634ae0b05095487272d08e47ca62538e07e83e3e9ca7cd

    SHA512

    55e3c59224b820564a0cfa819e74b02c424dc94abc1da4e7e64f46dc5ee1fbb8cdc5733e89ce97ad3ef37578fe3e2c08729d06df37eac0dccc7f055629ed7785

  • memory/300-70-0x00000000006E0000-0x00000000006ED000-memory.dmp
    Filesize

    52KB

  • memory/300-73-0x00000000005E0000-0x0000000000673000-memory.dmp
    Filesize

    588KB

  • memory/300-72-0x00000000020E0000-0x00000000023E3000-memory.dmp
    Filesize

    3.0MB

  • memory/300-71-0x0000000000080000-0x00000000000AE000-memory.dmp
    Filesize

    184KB

  • memory/300-68-0x0000000000000000-mapping.dmp
  • memory/1080-63-0x0000000001DE0000-0x0000000001DE2000-memory.dmp
    Filesize

    8KB

  • memory/1080-60-0x0000000075D11000-0x0000000075D13000-memory.dmp
    Filesize

    8KB

  • memory/1220-74-0x0000000006600000-0x0000000006718000-memory.dmp
    Filesize

    1.1MB

  • memory/1220-67-0x00000000074F0000-0x0000000007645000-memory.dmp
    Filesize

    1.3MB

  • memory/1300-69-0x0000000000000000-mapping.dmp
  • memory/2024-66-0x0000000000A10000-0x0000000000A24000-memory.dmp
    Filesize

    80KB

  • memory/2024-65-0x0000000000700000-0x0000000000A03000-memory.dmp
    Filesize

    3.0MB

  • memory/2024-64-0x0000000000400000-0x000000000042E000-memory.dmp
    Filesize

    184KB

  • memory/2024-62-0x000000000041EAF0-mapping.dmp