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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/05/2024, 12:01

General

  • Target

    4fbdb571c848c8f36908c658ebba81cc_JaffaCakes118.exe

  • Size

    581KB

  • MD5

    4fbdb571c848c8f36908c658ebba81cc

  • SHA1

    b38c5b7a9c4e62c33d99cb2aabe83cea9c8931db

  • SHA256

    0603dcf4fdae91030fa8496a0a140f008c97ab85ae4c45958136f6f47e52ec81

  • SHA512

    da6b6f7670f8797026c33f7076db7c2d383f47092ea6a03872d43290c7d50cc697790ed9ee797f80f0434003a5539fb9717ba86d145cd2175d87dec5465dc767

  • SSDEEP

    12288:tZDJhNH8ZkXWykEr8369tNFMP8NdHXpZ2achJC4+E:tBJbl+36tKPdhJ73

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4fbdb571c848c8f36908c658ebba81cc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4fbdb571c848c8f36908c658ebba81cc_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Users\Admin\AppData\Local\Temp\1431831751.exe
      C:\Users\Admin\AppData\Local\Temp\1431831751.exe 1\5\4\8\4\2\5\1\2\5\0 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81715947308.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2676
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81715947308.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2688
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81715947308.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1676
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81715947308.txt bios get version
        3⤵
          PID:2524
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81715947308.txt bios get version
          3⤵
            PID:2536
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 368
            3⤵
            • Loads dropped DLL
            • Program crash
            PID:2856

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\81715947308.txt

        Filesize

        66B

        MD5

        9025468f85256136f923096b01375964

        SHA1

        7fcd174999661594fa5f88890ffb195e9858cc52

        SHA256

        d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

        SHA512

        92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

      • \Users\Admin\AppData\Local\Temp\1431831751.exe

        Filesize

        788KB

        MD5

        8890fe58240790af20b7006c537a69a2

        SHA1

        aebb9a5cbd652634e017bbe57d1ba032b90f5a5b

        SHA256

        747baf72bd89b1dc09ec74093aad6249b2ee983e56cb730476a107ee5024be27

        SHA512

        ddf24bf4004148b7f90b4659bc2cd59cc97c3fa9b1c75d2bfdb89d0547ecb1b62405d5258f6ea7c4e18c3892cb1cb7c4fb354f34a091325ca9b940d99eafb074

      • \Users\Admin\AppData\Local\Temp\nso205.tmp\cgibuti.dll

        Filesize

        153KB

        MD5

        9b081b4f84974a46cffcf1ef1a2e85f9

        SHA1

        70a1b83bad19d28195f2df22c3d213a04b42fb2b

        SHA256

        303f74df9812b639b66f919804039d1e295ffae8e543fa4349507110ac766752

        SHA512

        4539a458b1d2ba61ffcf71ea59addd13727d26606f73dbfb21053d68d5656010dae5791d486789c14653c6fb953a7dc284c3a80db2b1970a0e7f0778ab77dbbf

      • \Users\Admin\AppData\Local\Temp\nso205.tmp\nsisunz.dll

        Filesize

        40KB

        MD5

        5f13dbc378792f23e598079fc1e4422b

        SHA1

        5813c05802f15930aa860b8363af2b58426c8adf

        SHA256

        6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

        SHA512

        9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5