Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • 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
  • 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 60 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3020
    • 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:2840
      • 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:2912
    • 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
      PID:212
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe"
        3⤵
          PID:776

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nsu3985.tmp\crn3htp6rs7xv.dll

      MD5

      c340305243a686b51804d971ea98eb58

      SHA1

      b097ab251863dc844a79dcbee454548baa08d58a

      SHA256

      5e4c6ac84b748a87ad634ae0b05095487272d08e47ca62538e07e83e3e9ca7cd

      SHA512

      55e3c59224b820564a0cfa819e74b02c424dc94abc1da4e7e64f46dc5ee1fbb8cdc5733e89ce97ad3ef37578fe3e2c08729d06df37eac0dccc7f055629ed7785

    • memory/212-122-0x00000000001E0000-0x000000000061F000-memory.dmp

      Filesize

      4.2MB

    • memory/212-126-0x0000000004820000-0x00000000048B3000-memory.dmp

      Filesize

      588KB

    • memory/212-123-0x0000000002990000-0x00000000029BE000-memory.dmp

      Filesize

      184KB

    • memory/212-124-0x00000000049C0000-0x0000000004CE0000-memory.dmp

      Filesize

      3.1MB

    • memory/212-121-0x0000000000000000-mapping.dmp

    • memory/776-125-0x0000000000000000-mapping.dmp

    • memory/2840-116-0x0000000002280000-0x00000000022A3000-memory.dmp

      Filesize

      140KB

    • memory/2912-118-0x0000000000A20000-0x0000000000D40000-memory.dmp

      Filesize

      3.1MB

    • memory/2912-119-0x00000000009F0000-0x0000000000A04000-memory.dmp

      Filesize

      80KB

    • memory/2912-117-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2912-115-0x000000000041EAF0-mapping.dmp

    • memory/3020-120-0x0000000004A30000-0x0000000004B92000-memory.dmp

      Filesize

      1.4MB

    • memory/3020-127-0x0000000004BA0000-0x0000000004D26000-memory.dmp

      Filesize

      1.5MB