Analysis

  • max time kernel
    83s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    06-07-2021 10:03

General

  • Target

    1b415a56616a9f7c2e37fc2ce570664f.exe

  • Size

    884KB

  • MD5

    1b415a56616a9f7c2e37fc2ce570664f

  • SHA1

    2e7a5b8378e9a0e5fd7f5a8321af4d128ef2a1a3

  • SHA256

    14ebcbc69653d3257eb42c91734bcf2a1ca5dff12c31c06cf955279ea4af5bfd

  • SHA512

    e77e25ffeae630cc2413fd969462a7fd019738f2981b4304ab6ba4cc5bb9530db3f1210c5cb90665529f6c25c03f6a63362362a18e6bb801edeccc979a0f711b

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.lifeafterbobby.com/vn3b/

Decoy

rowenglobal.com

abrirumaempresa.com

videosbet.xyz

blackbettyxt.com

trust-red.net

sonyalpharunors.com

shiqichaoji.com

allex-ru.com

totalpowerpc.store

ptocom.com

quantumsai.club

toughcookie.love

nivafitness.com

bioskopmovie21.com

giatsaygiare.com

xiongmaojingxuan.com

zjjly88.com

trampmotorsports.com

pibblekibble.com

mymounntnittanyhealth.com

Signatures

  • Formbook

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

  • Formbook Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1b415a56616a9f7c2e37fc2ce570664f.exe
    "C:\Users\Admin\AppData\Local\Temp\1b415a56616a9f7c2e37fc2ce570664f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:500
    • C:\Users\Admin\AppData\Local\Temp\1b415a56616a9f7c2e37fc2ce570664f.exe
      "C:\Users\Admin\AppData\Local\Temp\1b415a56616a9f7c2e37fc2ce570664f.exe"
      2⤵
        PID:3560
      • C:\Users\Admin\AppData\Local\Temp\1b415a56616a9f7c2e37fc2ce570664f.exe
        "C:\Users\Admin\AppData\Local\Temp\1b415a56616a9f7c2e37fc2ce570664f.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3896

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/500-114-0x0000000000310000-0x0000000000311000-memory.dmp

      Filesize

      4KB

    • memory/500-116-0x0000000004C30000-0x0000000004C31000-memory.dmp

      Filesize

      4KB

    • memory/500-117-0x0000000005270000-0x0000000005271000-memory.dmp

      Filesize

      4KB

    • memory/500-118-0x0000000004D70000-0x0000000004D71000-memory.dmp

      Filesize

      4KB

    • memory/500-120-0x0000000004B90000-0x0000000004C2C000-memory.dmp

      Filesize

      624KB

    • memory/500-119-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

      Filesize

      4KB

    • memory/500-121-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

      Filesize

      4KB

    • memory/500-122-0x0000000004FA0000-0x0000000004FAF000-memory.dmp

      Filesize

      60KB

    • memory/500-123-0x0000000008340000-0x00000000083BA000-memory.dmp

      Filesize

      488KB

    • memory/500-124-0x000000000AAD0000-0x000000000AB11000-memory.dmp

      Filesize

      260KB

    • memory/3896-126-0x000000000041EB70-mapping.dmp

    • memory/3896-125-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/3896-128-0x00000000011A0000-0x00000000014C0000-memory.dmp

      Filesize

      3.1MB