Overview

overview

10

Static

static

3

4b5f78d430...18.exe

windows7-x64

10

4b5f78d430...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 20:59

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General

  • Target

    4b5f78d430e873b24300a0bffb7b4f76_JaffaCakes118.exe

  • Size

    460KB

  • MD5

    4b5f78d430e873b24300a0bffb7b4f76

  • SHA1

    973fdab054feb795dce8067175995f5233f65a75

  • SHA256

    1892636cd11cab95f338214371c740d7fa677ad9810818ea5902fdca9b4336d6

  • SHA512

    104fba41ddd5ba313147ff12ef7ae8c1568721037ff85f9ec8dcf9df43bb526ca1bd559264c1b8fb8b555a10b93ab3b87985217636b508dccca3a96f95c7f364

  • SSDEEP

    12288:DlSt6oIHNOhU5O5TYo4XqTig5GSR9CClDDL:DlSt69HNx6T/5xT

Score
10/10
evasionpersistenceupx

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 6 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 53 IoCs
    persistence
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4b5f78d430e873b24300a0bffb7b4f76_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4b5f78d430e873b24300a0bffb7b4f76_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3168
    • C:\Users\Admin\iBdqphzke5.exe
      C:\Users\Admin\iBdqphzke5.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:628
      • C:\Users\Admin\neomu.exe
        "C:\Users\Admin\neomu.exe"
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1944
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del iBdqphzke5.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1480
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:3148
    • C:\Users\Admin\astat.exe
      C:\Users\Admin\astat.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2424
      • C:\Users\Admin\astat.exe
        "C:\Users\Admin\astat.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:1188
    • C:\Users\Admin\dstat.exe
      C:\Users\Admin\dstat.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:736
    • C:\Users\Admin\fstat.exe
      C:\Users\Admin\fstat.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5088
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
          PID:672
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del 4b5f78d430e873b24300a0bffb7b4f76_JaffaCakes118.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2592
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:4520

    Network

          MITRE ATT&CK Enterprise v15

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          Downloads

          • C:\Users\Admin\astat.exe
            Filesize

            60KB

            MD5

            87c6498966e3f85fac743c89050aa312

            SHA1

            05c165c34cbfa14e4925c33ace81992b0f50a2b5

            SHA256

            30c8328585e41968aff773da16cedbe590dcefd293c7fa74a69c557ecbf2c3c5

            SHA512

            740f7159ee78f73e57c92e583b8c4f97c5dd49b68b9c321da976d7e318819daa28e8dfc76e95e1e3ccee643dc464324c40b481d1849863e287d826adb577b420

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          • C:\Users\Admin\dstat.exe
            Filesize

            36KB

            MD5

            b6da847084e39e0cecf175c32c91b4bb

            SHA1

            fbfd9494fabed5220cdf01866ff088fe7adc535b

            SHA256

            065781e8a55cf59cb926d5950e0039e19b50b1e081023404fbff4d7a32fc9cbe

            SHA512

            59d372ea36904cd48c99f2f34740c22004b35c5e5dada2417813b0463292af19e4aa5ba4552cc443da373e40ba03a1f7906019a567806806f5972c202a31d9d2

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          • C:\Users\Admin\fstat.exe
            Filesize

            271KB

            MD5

            34353cf7e1d1b10bcbbcae0745110535

            SHA1

            2fb471681daac6f6d66477b7772025da4f58c508

            SHA256

            b2d7a66e2d10d8943e48d6f3ad75237ff379e82ab0101a620406c4569be1d959

            SHA512

            7404f82abfabd21d6f2a88b55f6f0ff886bb0a1f16a9d45c6883d74daa26451f862a10a78646c549c3a3264ba4bd9fb44949d470493af895973dd05a0ec311e6

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          • C:\Users\Admin\iBdqphzke5.exe
            Filesize

            244KB

            MD5

            a4cdb62cf4866a17e742e7e9cc73d237

            SHA1

            30d94f8e872455ac569949ac4c768d0a0cdfbba7

            SHA256

            c741d649bf5b72fbe97470820ce994ce29b153baae14af10c3a2a9adc3098b32

            SHA512

            c4447f95565d3e5dc0ef7712382325280bedf127ac682f85f4043b586afb4188633f2c73277595eb31fe45d992107492f42c82a71f448286a9cb8fac4bfb3671

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          • C:\Users\Admin\neomu.exe
            Filesize

            244KB

            MD5

            c9d10ae6b738fe3e4527724c9e767a00

            SHA1

            19bc25b863fe76fc937868661b6dd607b719b82f

            SHA256

            590762806cafda76921504693f1758c4d552a53273b095aa8ecdafe01198e699

            SHA512

            b3a97205619ee7e8e13451aef23cc948849506a35cf79b8b696dc8be54ba2911b666c8dec6ee1d73648bc404768900835032b2809926c7b88beffbfd46ff4bbc

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          • memory/1188-50-0x0000000000400000-0x000000000040E000-memory.dmp

            Filesize

            56KB

            Download

          • memory/1188-51-0x0000000000400000-0x000000000040E000-memory.dmp

            Filesize

            56KB

            Download

          • memory/1188-53-0x0000000000400000-0x000000000040E000-memory.dmp

            Filesize

            56KB

            Download

          • memory/1188-47-0x0000000000400000-0x000000000040E000-memory.dmp

            Filesize

            56KB

            Download

          • memory/5088-76-0x0000000000400000-0x0000000000446000-memory.dmp

            Filesize

            280KB

            Download