Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-06-2024 16:57

General

  • Target

    bd617bffc723c51d89ce55bc7092b337_JaffaCakes118.exe

  • Size

    231KB

  • MD5

    bd617bffc723c51d89ce55bc7092b337

  • SHA1

    7fdd7819d9af1a9a8555b375f5cf791bd0591588

  • SHA256

    054b6a681af4c0b40553f9d90a62c50c836585faa773eb7142bc440c1f397748

  • SHA512

    3da25b201c3ed18f2239d157e5d45dab3f541b515aa16ebd87e36e1e41bf425b752242dc37758d86c7e73819afabaae60235105b8ea2767870d3b9b78e83387f

  • SSDEEP

    3072:2FKCy9coaUVdWa9tAFPWOC9lXXcwz53WPUjAGBa4SJ/RCLeWLOqkMq6+z:24FaUOa9tevC9FcAW5V4STC4RMq6+

Malware Config

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Renames multiple (9086) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 30 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd617bffc723c51d89ce55bc7092b337_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bd617bffc723c51d89ce55bc7092b337_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\tmp9BA.tmp.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1716
      • C:\Windows\SysWOW64\reg.exe
        reg delete "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Default" /va /f
        3⤵
          PID:1924
        • C:\Windows\SysWOW64\reg.exe
          reg delete "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Servers" /f
          3⤵
            PID:1828
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKEY_CURRENT_USER\Software\Microsoft\Terminal Server Client\Servers"
            3⤵
              PID:5104
            • C:\Windows\SysWOW64\attrib.exe
              attrib Default.rdp -s -h
              3⤵
              • Views/modifies file attributes
              PID:456
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\bd617bffc723c51d89ce55bc7092b337_JaffaCakes118.exe > nul
            2⤵
              PID:3752
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1152 -s 1096
              2⤵
              • Program crash
              PID:1092
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1152 -ip 1152
            1⤵
              PID:4356

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\$Recycle.Bin\S-1-5-21-1337824034-2731376981-3755436523-1000\desktop.ini

              Filesize

              1KB

              MD5

              6747a7b5bb929c5c3093fc41badd46df

              SHA1

              87e721979cffb12853ae07d64727d45202d71672

              SHA256

              32471985c59977bbcdeeba3ea5f92ef15619f7ae07b4bdd93c43295cd07f5fa5

              SHA512

              29f9438fe03175a2a262c5a2f462e666e04770435bfb8f4d3151c731e17d6e84019d9bea6e840e45c1f8706a077a54ac5939ea4035504ff6a645139945c6d96d

            • C:\Users\Admin\AppData\Local\Temp\tmp9BA.tmp.bat

              Filesize

              445B

              MD5

              32d8f7a3d0c796cee45f64b63c1cca38

              SHA1

              d58466430a2bba8641bd92c880557379e25b140c

              SHA256

              1a6f73b5c28d1c10f63f2056068c1de61487b8cf8f1dcf7516548df144b3e9ea

              SHA512

              288213b92a03ac750ea319bb23c52e7bdf47f5a47ecb70c905c7610a84c63a3ec0a30801b5880e6def8df2c9f577082072e342198d23a19f64e561923e1ef698

            • C:\Users\Public\Videos\Read___ME.html

              Filesize

              4KB

              MD5

              a78ded31fdc58c656ab54c3623fd651a

              SHA1

              0c35b1f69fe8f11f6969d65b9d27882322b66872

              SHA256

              30362569c336aab0b06602894981d6235996408048ebd60b1007893a931fb167

              SHA512

              c0062328ee5f0a58e983c186ae4c35b72ef3f8598dbc784c4525e95dadd32bb286d0e773c894bca317cb18b203523dad22f16d85c49726afaabe56ca88c03f14

            • memory/1152-2-0x0000000000540000-0x0000000000640000-memory.dmp

              Filesize

              1024KB

            • memory/1152-3-0x0000000000400000-0x000000000040F000-memory.dmp

              Filesize

              60KB

            • memory/1152-1928-0x0000000000400000-0x00000000004FB000-memory.dmp

              Filesize

              1004KB

            • memory/1152-5784-0x0000000000400000-0x000000000040F000-memory.dmp

              Filesize

              60KB

            • memory/1152-5783-0x0000000000540000-0x0000000000640000-memory.dmp

              Filesize

              1024KB

            • memory/1152-20258-0x0000000000400000-0x00000000004FB000-memory.dmp

              Filesize

              1004KB