Analysis

  • max time kernel
    152s
  • max time network
    24s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    21-04-2021 08:39

General

  • Target

    Passport_ID_jpg.exe

  • Size

    657KB

  • MD5

    6b095bd38143e9308e9ffca16b2a5bff

  • SHA1

    0fdd73e4020f6c1e5a3482659bae46bd5d47d8e2

  • SHA256

    2fcd9b75bc8b3443e1196faca6b458d8caeaa213b19dd5e5ee78ae559962aa9c

  • SHA512

    6be73b32e7b6244d1b90a7a81acb0a3df84166b0ac863355f5c9f8c2608bbb9e9bd620993a0e019d6a14dafd923d7036d563289bba18d15b40ec4535aaa721dc

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.simplymollie.com/sre/

Decoy

pasionmusical.com

csgoplays.com

donnabsringsblingandthings.com

renovation-mansion.com

stoneswithsouls.com

ibworm.net

solidwin88bet.com

vtnywvebg.club

buyyourhd.com

reviewit4you.com

tobethelion.com

venicegifts.com

tyronredman.com

peloponnesesunbed.com

atranscom.com

flexi-rentals.com

neilint.com

brmsempire.com

maisquebolsas.com

hack-cloud.icu

Signatures

  • Formbook

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

  • Formbook Payload 3 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1200
    • C:\Users\Admin\AppData\Local\Temp\Passport_ID_jpg.exe
      "C:\Users\Admin\AppData\Local\Temp\Passport_ID_jpg.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1848
      • C:\Users\Admin\AppData\Local\Temp\Passport_ID_jpg.exe
        "C:\Users\Admin\AppData\Local\Temp\Passport_ID_jpg.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:840
    • C:\Windows\SysWOW64\NETSTAT.EXE
      "C:\Windows\SysWOW64\NETSTAT.EXE"
      2⤵
      • Suspicious use of SetThreadContext
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:348
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Passport_ID_jpg.exe"
        3⤵
        • Deletes itself
        PID:1152

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/348-72-0x0000000000000000-mapping.dmp
  • memory/348-77-0x0000000002010000-0x00000000020A3000-memory.dmp
    Filesize

    588KB

  • memory/348-75-0x00000000021A0000-0x00000000024A3000-memory.dmp
    Filesize

    3.0MB

  • memory/348-74-0x0000000000080000-0x00000000000AE000-memory.dmp
    Filesize

    184KB

  • memory/348-73-0x00000000004C0000-0x00000000004C9000-memory.dmp
    Filesize

    36KB

  • memory/840-70-0x0000000000280000-0x0000000000294000-memory.dmp
    Filesize

    80KB

  • memory/840-67-0x000000000041EBA0-mapping.dmp
  • memory/840-69-0x0000000000910000-0x0000000000C13000-memory.dmp
    Filesize

    3.0MB

  • memory/840-66-0x0000000000400000-0x000000000042E000-memory.dmp
    Filesize

    184KB

  • memory/1152-76-0x0000000000000000-mapping.dmp
  • memory/1200-71-0x0000000004A30000-0x0000000004AF5000-memory.dmp
    Filesize

    788KB

  • memory/1200-78-0x0000000006130000-0x0000000006275000-memory.dmp
    Filesize

    1.3MB

  • memory/1848-60-0x0000000000C80000-0x0000000000C81000-memory.dmp
    Filesize

    4KB

  • memory/1848-65-0x0000000000560000-0x00000000005A0000-memory.dmp
    Filesize

    256KB

  • memory/1848-64-0x0000000005070000-0x00000000050F1000-memory.dmp
    Filesize

    516KB

  • memory/1848-63-0x00000000004A0000-0x00000000004A9000-memory.dmp
    Filesize

    36KB

  • memory/1848-62-0x00000000047B0000-0x00000000047B1000-memory.dmp
    Filesize

    4KB