Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-07-2024 06:15

General

  • Target

    MalwareBazaar.exe

  • Size

    675KB

  • MD5

    033bc3249eab9a82f4238f19acd2c2f7

  • SHA1

    d0da905ae01df3db821db23eb6665ffa50bfdec1

  • SHA256

    e2fb3e62884d3e10aa6340adc488e37ffb2b15cbfe4842ff4bc7c1c83b908305

  • SHA512

    ad9594fb7b26b737a53c42f62f32e06a98a1093a85e0c720acf42c9d100b7d23132b7e4f0adfad136c5b65bbbc0fe419b943de87cd6ae9984370ab00a00ba083

  • SSDEEP

    12288:/uTDWx2PQfQmNzLP2P4MUnR2gk85pxXK1He6DsWcDF:/EawMQmNPgwc/8NwDsWcx

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy08

Decoy

weazc.top

servoceimmpajhnuz.info

vqemkdhi.xyz

wergol.com

spa-mk.com

rtpsid88.life

tatetits.fun

raidsa.xyz

suojiansuode.net

jointhejunction.com

wudai.net

typeboot.shop

mksport-app.com

miocloud.ovh

taipan77pandan.com

wwwhg58a.com

khuahamiksai31.pro

carpedatumllc.net

safebinders.com

krx21.com

Signatures

  • Formbook

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

  • Formbook payload 4 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3404
    • C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
      "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:4620
      • C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
        "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:456
    • C:\Windows\SysWOW64\autochk.exe
      "C:\Windows\SysWOW64\autochk.exe"
      2⤵
        PID:5004
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\SysWOW64\cmd.exe"
        2⤵
        • Blocklisted process makes network request
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1528
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
          3⤵
            PID:5048

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/456-23-0x0000000001160000-0x0000000001175000-memory.dmp

        Filesize

        84KB

      • memory/456-16-0x00000000011A0000-0x00000000014EA000-memory.dmp

        Filesize

        3.3MB

      • memory/456-18-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/456-13-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/456-19-0x0000000000CE0000-0x0000000000CF5000-memory.dmp

        Filesize

        84KB

      • memory/456-22-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/1528-28-0x0000000001160000-0x000000000118F000-memory.dmp

        Filesize

        188KB

      • memory/1528-25-0x00000000000F0000-0x000000000014A000-memory.dmp

        Filesize

        360KB

      • memory/1528-27-0x00000000000F0000-0x000000000014A000-memory.dmp

        Filesize

        360KB

      • memory/3404-31-0x0000000008540000-0x000000000869F000-memory.dmp

        Filesize

        1.4MB

      • memory/3404-24-0x0000000008540000-0x000000000869F000-memory.dmp

        Filesize

        1.4MB

      • memory/3404-30-0x00000000083D0000-0x000000000853E000-memory.dmp

        Filesize

        1.4MB

      • memory/3404-20-0x00000000083D0000-0x000000000853E000-memory.dmp

        Filesize

        1.4MB

      • memory/3404-33-0x00000000088A0000-0x0000000008A05000-memory.dmp

        Filesize

        1.4MB

      • memory/3404-35-0x00000000088A0000-0x0000000008A05000-memory.dmp

        Filesize

        1.4MB

      • memory/3404-38-0x00000000088A0000-0x0000000008A05000-memory.dmp

        Filesize

        1.4MB

      • memory/4620-7-0x0000000005A60000-0x0000000005A72000-memory.dmp

        Filesize

        72KB

      • memory/4620-15-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/4620-12-0x0000000009610000-0x00000000096AC000-memory.dmp

        Filesize

        624KB

      • memory/4620-11-0x0000000006B70000-0x0000000006BE6000-memory.dmp

        Filesize

        472KB

      • memory/4620-10-0x0000000006B50000-0x0000000006B5E000-memory.dmp

        Filesize

        56KB

      • memory/4620-9-0x0000000006B10000-0x0000000006B2A000-memory.dmp

        Filesize

        104KB

      • memory/4620-8-0x0000000006990000-0x00000000069B2000-memory.dmp

        Filesize

        136KB

      • memory/4620-0-0x000000007459E000-0x000000007459F000-memory.dmp

        Filesize

        4KB

      • memory/4620-6-0x0000000005680000-0x00000000059D4000-memory.dmp

        Filesize

        3.3MB

      • memory/4620-5-0x0000000074590000-0x0000000074D40000-memory.dmp

        Filesize

        7.7MB

      • memory/4620-4-0x0000000005490000-0x000000000549A000-memory.dmp

        Filesize

        40KB

      • memory/4620-3-0x00000000053F0000-0x0000000005482000-memory.dmp

        Filesize

        584KB

      • memory/4620-2-0x0000000005A80000-0x0000000006024000-memory.dmp

        Filesize

        5.6MB

      • memory/4620-1-0x0000000000950000-0x00000000009FE000-memory.dmp

        Filesize

        696KB