Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    04-07-2024 04:41

General

  • Target

    24a8aa62c2e2a5caffcd400552cb60e7_JaffaCakes118.exe

  • Size

    602KB

  • MD5

    24a8aa62c2e2a5caffcd400552cb60e7

  • SHA1

    5e000929b5493f98f01bd525831a3bf7a46b4cd8

  • SHA256

    23ee565d880d89eff64c4193d0bf816871c60a2fc87858aaeadb417d21e3df7b

  • SHA512

    bcdab6fc977578868371ee1370bf40b47760f080c2a361970256d3cb86a1a22470d3d4b1a07040e9fce4020ed33de04df0e561527a787a751a22c0db75c52a89

  • SSDEEP

    6144:PZv/UtcH4d1yTTJDKjF0iiEt4TS3+D6YPHwQniojGLjwbrRbGydmL+6FGzyd278z:BkGH4dmTJ2J0iN3+DjTniKbbRqXrJ

Malware Config

Signatures

  • ISR Stealer

    ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

  • ISR Stealer payload 5 IoCs
  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 4 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24a8aa62c2e2a5caffcd400552cb60e7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\24a8aa62c2e2a5caffcd400552cb60e7_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2796
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2648
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp
          4⤵
            PID:2392
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:316
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:2488
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp
            4⤵
              PID:1876
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          2⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2676
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
            3⤵
            • Suspicious use of SetThreadContext
            PID:1936
            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp
              4⤵
                PID:2712

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\data.dmp

          Filesize

          54B

          MD5

          c10dbeca73f8835240e08e4511284b83

          SHA1

          0032f8f941cc07768189ca6ba32b1beede6b6917

          SHA256

          0b6b62094048f0a069b4582f837afcb941db51340d0b16d578e8cbe8603a071e

          SHA512

          34f7ab8b4ab7b4996b82ffc49198103ef245ee7dd5ccfec793a9ee391b9e9bb30bd3916b4ebeaa9c66a4b5ca42f8572418f16dc83d41073bc94389c19916b967

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\571O1GB8.txt

          Filesize

          128B

          MD5

          aa6465f44e25b3e0a6558f611b3a1774

          SHA1

          898040e9fd25c268c9ce5520968d195b141b5c4e

          SHA256

          c316af240a25fc0ac6c2cd517f6a45f26a3cc3d9e4ebcdf91f832f1544e9adde

          SHA512

          8b296b3142b6a43e9c3572528d53c1d356a48816bbab08d8371aa199154833eeb3cd4e2af2f9616cf654b0d115af8231c5d83eb806bd9a25311b5df10b6a8011

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\ATTPYD4J.txt

          Filesize

          121B

          MD5

          cb5f99547564701c676361225c0f6e53

          SHA1

          aae6c87164ad8948fce016152f405f5094343818

          SHA256

          fb4971a66627b256d9aff43e4df481742c41a5ae7cd0b2f75ed454e958432f00

          SHA512

          d34a2bb508015827fcc2289faebf49bbaf434f0912a5cf3a6ccc3f68eeae06c0f042a0d8fab99dde64acbe7e64f61689b151f78ac841cbbe9d9120a7e7ac91bd

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\KL5O6KPU.txt

          Filesize

          94B

          MD5

          1f0c107868b6399925a253ba8e580875

          SHA1

          af451da2fd64f725da8075c64782aaee5886fdde

          SHA256

          dd7bb7d8017d471d54c4c2a9b87044772aeee573c3f5eb8f8e4cf4e3b2a3cc3f

          SHA512

          c937e3e1d1b5a28240a278e8d604c853c67bbfc1f76c3da3341a2577118838f2e241cdd7a02d5b5e0904ebee6574431e18b2e26e570cb31744271fb291cc43d8

        • memory/316-99-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/1368-130-0x0000000001FD0000-0x0000000002010000-memory.dmp

          Filesize

          256KB

        • memory/1368-55-0x0000000001FD0000-0x0000000002010000-memory.dmp

          Filesize

          256KB

        • memory/1368-50-0x0000000001FD0000-0x0000000002010000-memory.dmp

          Filesize

          256KB

        • memory/1368-11-0x00000000748A0000-0x0000000074E4B000-memory.dmp

          Filesize

          5.7MB

        • memory/1368-2-0x00000000748A0000-0x0000000074E4B000-memory.dmp

          Filesize

          5.7MB

        • memory/1368-1-0x00000000748A0000-0x0000000074E4B000-memory.dmp

          Filesize

          5.7MB

        • memory/1368-0-0x00000000748A1000-0x00000000748A2000-memory.dmp

          Filesize

          4KB

        • memory/1368-128-0x00000000748A0000-0x0000000074E4B000-memory.dmp

          Filesize

          5.7MB

        • memory/1368-54-0x00000000748A0000-0x0000000074E4B000-memory.dmp

          Filesize

          5.7MB

        • memory/2392-44-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/2392-45-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/2392-39-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/2392-35-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/2392-52-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/2488-88-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-34-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-42-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-27-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-25-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-23-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-21-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-15-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-32-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-33-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-31-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-19-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2648-17-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/2796-48-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/2796-4-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/2796-5-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/2796-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2796-8-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/2796-12-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB

        • memory/2796-3-0x0000000000400000-0x0000000000451000-memory.dmp

          Filesize

          324KB