Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    06-05-2024 22:36

General

  • Target

    1e96b55fdd95824b3f3c5f2156be44c5_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    1e96b55fdd95824b3f3c5f2156be44c5

  • SHA1

    5ec468430b06c8a3c43f8ee20fb8a1ef5e41241f

  • SHA256

    caf8a53c2a1bbc6169474702cd71a047176f4e4c78244e2a1c2a82352ca97c25

  • SHA512

    e4f6aa43af7ccef63549438e514260c3d4381119c3a5f0991c23e91117803eb69072e8ad99afe3a3d5b638ffacc8ba35eefd688ba379dfcc2392731cb9b53a54

  • SSDEEP

    12288:oFpvKqiiQwvG9a9xl4JQ5+xa+3Ao1QdiLD/XG:CpvzQO9fMQ54azo1QALbG

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hx232

Decoy

kcmjdgf.com

live2attain.com

constellationgalaxy.com

anyandallpodcasts.com

ahsapfuarstandi.com

apoif.com

jointeambrandyn.com

thelifeof2kand1q.com

zhmzwhy.com

ilovefloattanks.com

thirdeyeproductionstep.com

karasing.online

bpyvyx.online

dingdingjiaoche.com

mrotcl.net

chargetimely.com

meesthetic.com

absence.ltd

zj-training.com

gzgpc07.com

Signatures

  • Formbook

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

  • Formbook payload 16 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1188
      • C:\Users\Admin\AppData\Local\Temp\1e96b55fdd95824b3f3c5f2156be44c5_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\1e96b55fdd95824b3f3c5f2156be44c5_JaffaCakes118.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2284
        • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
          "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2748
          • C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
            "C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3060
            • C:\Windows\SysWOW64\cmstp.exe
              "C:\Windows\SysWOW64\cmstp.exe"
              5⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:1452
              • C:\Windows\SysWOW64\cmd.exe
                /c del "C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"
                6⤵
                  PID:2760

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • \Users\Admin\AppData\Local\Temp\InstallUtil.exe

        Filesize

        40KB

        MD5

        91c9ae9c9a17a9db5e08b120e668c74c

        SHA1

        50770954c1ceb0bb6f1d5d3f2de2a0a065773723

        SHA256

        e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

        SHA512

        ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

      • \Users\Admin\AppData\Local\Temp\RegAsm.exe

        Filesize

        63KB

        MD5

        b58b926c3574d28d5b7fdd2ca3ec30d5

        SHA1

        d260c4ffd603a9cfc057fcb83d678b1cecdf86f9

        SHA256

        6e70b56d748c4ccab13cc8a055d3795ea0dd95fe3b70568d7d3ac0c6621140a3

        SHA512

        b13cb998822b716b695013bcd6dec62a2290567d0d1743b2d982ca084235cf69c6ea1fc91c9d4e62657c6f9e102c7c60e81296ab055ffe43b887c5f8ec8958ab

      • memory/1188-75-0x0000000004D70000-0x0000000004E89000-memory.dmp

        Filesize

        1.1MB

      • memory/1188-80-0x0000000004D70000-0x0000000004E89000-memory.dmp

        Filesize

        1.1MB

      • memory/1188-71-0x00000000046A0000-0x000000000475F000-memory.dmp

        Filesize

        764KB

      • memory/1188-68-0x0000000003AE0000-0x0000000003BE0000-memory.dmp

        Filesize

        1024KB

      • memory/1188-73-0x00000000046A0000-0x000000000475F000-memory.dmp

        Filesize

        764KB

      • memory/1452-76-0x0000000000AA0000-0x0000000000AB8000-memory.dmp

        Filesize

        96KB

      • memory/1452-78-0x0000000000AA0000-0x0000000000AB8000-memory.dmp

        Filesize

        96KB

      • memory/2284-7-0x0000000073FB0000-0x000000007469E000-memory.dmp

        Filesize

        6.9MB

      • memory/2284-2-0x00000000004D0000-0x00000000004DA000-memory.dmp

        Filesize

        40KB

      • memory/2284-8-0x00000000005C0000-0x00000000005C8000-memory.dmp

        Filesize

        32KB

      • memory/2284-48-0x0000000073FB0000-0x000000007469E000-memory.dmp

        Filesize

        6.9MB

      • memory/2284-3-0x0000000073FB0000-0x000000007469E000-memory.dmp

        Filesize

        6.9MB

      • memory/2284-6-0x0000000073FBE000-0x0000000073FBF000-memory.dmp

        Filesize

        4KB

      • memory/2284-5-0x0000000073FB0000-0x000000007469E000-memory.dmp

        Filesize

        6.9MB

      • memory/2284-1-0x0000000001140000-0x000000000127E000-memory.dmp

        Filesize

        1.2MB

      • memory/2284-0-0x0000000073FBE000-0x0000000073FBF000-memory.dmp

        Filesize

        4KB

      • memory/2748-40-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-21-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-44-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-41-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-50-0x0000000073FB0000-0x000000007469E000-memory.dmp

        Filesize

        6.9MB

      • memory/2748-38-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-36-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-28-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-51-0x0000000073FB0000-0x000000007469E000-memory.dmp

        Filesize

        6.9MB

      • memory/2748-52-0x0000000073FB0000-0x000000007469E000-memory.dmp

        Filesize

        6.9MB

      • memory/2748-47-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-12-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2748-18-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-16-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-66-0x0000000073FB0000-0x000000007469E000-memory.dmp

        Filesize

        6.9MB

      • memory/2748-24-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-14-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/2748-45-0x0000000000400000-0x000000000048E000-memory.dmp

        Filesize

        568KB

      • memory/3060-69-0x0000000002730000-0x0000000002A33000-memory.dmp

        Filesize

        3.0MB

      • memory/3060-72-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/3060-74-0x0000000000230000-0x0000000000244000-memory.dmp

        Filesize

        80KB

      • memory/3060-70-0x00000000001A0000-0x00000000001B4000-memory.dmp

        Filesize

        80KB

      • memory/3060-62-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/3060-56-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/3060-77-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/3060-58-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/3060-60-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB