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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/06/2024, 19:57

General

  • Target

    0a8df3f09733e758a21b2f081f4e56fc_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    0a8df3f09733e758a21b2f081f4e56fc

  • SHA1

    9ddca2907734f6f0e6a76b2bab015a6aae623c68

  • SHA256

    a8e61c2a9ec74f9de2c7342d6aca09bd6d3037ad6f47dd02726e50eef553260c

  • SHA512

    5e57feaea0aa8f7b2ffa198779a92356e15830cd9da1048715b6c0d7c318a1455e9d85db819deb7ba2726b580c87b977af210c0c1037372df55ff7a56c532edc

  • SSDEEP

    1536:WFFB3T1uLq8eMC+GVN+FI2LDpstMRuzpd1u9dwiFskCL8WvBfoOF8e:aT1ulLtGVN+J1suRazy6i1W5AOSe

Score
10/10

Malware Config

Signatures

  • Gh0st RAT payload 7 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 5 IoCs

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

  • Drops file in System32 directory 7 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Program crash 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a8df3f09733e758a21b2f081f4e56fc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0a8df3f09733e758a21b2f081f4e56fc_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1640
    • \??\c:\users\admin\appdata\local\pqosvqphcu
      "C:\Users\Admin\AppData\Local\Temp\0a8df3f09733e758a21b2f081f4e56fc_JaffaCakes118.exe" a -sc:\users\admin\appdata\local\temp\0a8df3f09733e758a21b2f081f4e56fc_jaffacakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3740
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 1088
      2⤵
      • Program crash
      PID:552
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4436 -ip 4436
    1⤵
      PID:2788
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      PID:4960
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 880
        2⤵
        • Program crash
        PID:1824
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4960 -ip 4960
      1⤵
        PID:1624
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility
        1⤵
        • Loads dropped DLL
        • Drops file in System32 directory
        • Suspicious use of AdjustPrivilegeToken
        PID:4680
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4680 -s 820
          2⤵
          • Program crash
          PID:2584
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4680 -ip 4680
        1⤵
          PID:1748

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\pqosvqphcu

          Filesize

          21.2MB

          MD5

          6ca60b7955e288fdb3e5715de0725dee

          SHA1

          5ecf07516bc9eb845e381d79c4b41574d394147e

          SHA256

          6bdb61eae76ffd0086abf3ca9f702adfa774ab56914210feaf7ed17fe330fef6

          SHA512

          8e009a63aa664e93400feda3be58d39b6d036ac2a43cb7c350a11b22f6273a30c02f95ec164fba0a5b99b7c861ba72d14f75081296c054374090d6f3d61d6d55

        • C:\Windows\SysWOW64\svchost.exe.txt

          Filesize

          204B

          MD5

          d41463aaaf713e8800648adf7340cd50

          SHA1

          9d50734007e018bd90a606729913302c83de7f41

          SHA256

          c6ace6432658275a11973ad7d76099fde7152a2bb307dcc97747d349a5868d0b

          SHA512

          c37a5dbdf800d469e895cb512d4976a88eee9588f213cd3ae61f82b11ba48c885b7efadc2e0aacff3013810c614b4aa3700dfd5cfaf80d9639302bb627a952d1

        • C:\Windows\SysWOW64\svchost.exe.txt

          Filesize

          306B

          MD5

          70c2ba1b248ef1d976b516a2d538b058

          SHA1

          854767fd4beaf1fa03d52d8b1113b6017f908162

          SHA256

          440d2449e05b281d3a22ec632f7fbb2a264b13a0257c8020eea1f96767214012

          SHA512

          bb84aaa66eb3bd777556cac075ed35094edeab478b4e5babc0c09b75aa5c68d250b13a5be3bf0c8fea52a0064bd80ea417dbe0af4ea0e757f708aeefb08fabc4

        • \??\c:\program files (x86)\tencent\%sessionname%\pfkdf.xm

          Filesize

          24.0MB

          MD5

          ba4515873674fa81363e6bdcc34f7415

          SHA1

          71b8b28bfd66964fd9bb77977312352b5574ae79

          SHA256

          904c90a40abfdd45dde701e04c166239e2e99f042edda8e45158de8088471e2c

          SHA512

          a68fb1ac3b096e72b0479502635df17ac3f5180c06a553e5bf15ae8c2222ab775bf14bf066735b7c1d7f6c811bece070432295fede8fb93301f961e27b37247f

        • memory/1640-7-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1640-0-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/3740-8-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/3740-13-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4436-14-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

          Filesize

          4KB

        • memory/4436-16-0x0000000020000000-0x0000000020027000-memory.dmp

          Filesize

          156KB

        • memory/4680-23-0x0000000001390000-0x0000000001391000-memory.dmp

          Filesize

          4KB

        • memory/4680-26-0x0000000020000000-0x0000000020027000-memory.dmp

          Filesize

          156KB

        • memory/4960-21-0x0000000020000000-0x0000000020027000-memory.dmp

          Filesize

          156KB