Analysis

  • max time kernel
    123s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/10/2024, 15:28

General

  • Target

    6b11b480c018db3d190752f413dcea34_JaffaCakes118.exe

  • Size

    207KB

  • MD5

    6b11b480c018db3d190752f413dcea34

  • SHA1

    c5bda4ff1039ace81893626880d0de15dafb5d24

  • SHA256

    d35deac38fe5b4f3fb1bef78c8df6b894305c23d23609a9708047ed2372771fd

  • SHA512

    8ce222be31cdd882b92689ac226dcd59ed1db64f944d86a3d6a299e51da055af7a760a33905decde6d89d1054cd5538f4e56d7174ca0910a0171ec33215e6453

  • SSDEEP

    3072:sr85C59pKkkA7M0IrB5STqt4E3EgjP/NUCBe57LX2oqiIVYzIAa8aLapQKCxnIg9:k9UxFkOt45gjPliai5zIAara6vF

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Detect Neshta payload 6 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 20 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 27 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 58 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1044
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1072
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1124
          • C:\Users\Admin\AppData\Local\Temp\6b11b480c018db3d190752f413dcea34_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\6b11b480c018db3d190752f413dcea34_JaffaCakes118.exe"
            2⤵
            • Loads dropped DLL
            • Modifies system executable filetype association
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:2920
            • C:\Users\Admin\AppData\Local\Temp\3582-490\6b11b480c018db3d190752f413dcea34_JaffaCakes118.exe
              "C:\Users\Admin\AppData\Local\Temp\3582-490\6b11b480c018db3d190752f413dcea34_JaffaCakes118.exe"
              3⤵
              • Modifies firewall policy service
              • UAC bypass
              • Windows security bypass
              • Executes dropped EXE
              • Windows security modification
              • Checks whether UAC is enabled
              • Enumerates connected drives
              • Drops autorun.inf file
              • Drops file in Program Files directory
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:2244
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1452

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\MSOCACHE\ALL USERS\{90140000-0011-0000-0000-0000000FF1CE}-C\ose.exe

            Filesize

            186KB

            MD5

            58b58875a50a0d8b5e7be7d6ac685164

            SHA1

            1e0b89c1b2585c76e758e9141b846ed4477b0662

            SHA256

            2a0aa0763fdef9c38c5dd4d50703f0c7e27f4903c139804ec75e55f8388139ae

            SHA512

            d67214077162a105d01b11a8e207fab08b45b08fbfba0615a2ea146e1dd99eea35e4f02958a1754d3192292c00caf777f186f0a362e4b8b0da51fabbdb76375b

          • C:\MSOCACHE\ALL USERS\{90140000-0011-0000-0000-0000000FF1CE}-C\setup.exe

            Filesize

            1.1MB

            MD5

            566ed4f62fdc96f175afedd811fa0370

            SHA1

            d4b47adc40e0d5a9391d3f6f2942d1889dd2a451

            SHA256

            e17cd94c08fc0e001a49f43a0801cea4625fb9aee211b6dfebebec446c21f460

            SHA512

            cdf8f508d396a1a0d2e0fc25f2ae46398b25039a0dafa0919737cc44e3e926ebae4c3aa26f1a3441511430f1a36241f8e61c515a5d9bd98ad4740d4d0f7b8db7

          • C:\MSOCACHE\ALL USERS\{90140000-0115-0409-0000-0000000FF1CE}-C\DW20.EXE

            Filesize

            859KB

            MD5

            02ee6a3424782531461fb2f10713d3c1

            SHA1

            b581a2c365d93ebb629e8363fd9f69afc673123f

            SHA256

            ead58c483cb20bcd57464f8a4929079539d634f469b213054bf737d227c026dc

            SHA512

            6c9272cb1b6bde3ee887e1463ab30ea76568cb1a285d11393337b78c4ad1c3b7e6ce47646a92ab6d70bff4b02ab9d699b84af9437b720e52dcd35579fe2693ec

          • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

            Filesize

            547KB

            MD5

            cf6c595d3e5e9667667af096762fd9c4

            SHA1

            9bb44da8d7f6457099cb56e4f7d1026963dce7ce

            SHA256

            593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

            SHA512

            ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

          • C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe

            Filesize

            129KB

            MD5

            b1e0da67a985533914394e6b8ac58205

            SHA1

            5a65e6076f592f9ea03af582d19d2407351ba6b6

            SHA256

            67629b025fed676bd607094fa7f21550e18c861495ba664ee0d2b215a4717d7f

            SHA512

            188ebb9a58565ca7ed81a46967a66d583f7dea43a2fc1fe8076a79ef4a83119ccaa22f948a944abae8f64b3a4b219f5184260eff7201eb660c321f6c0d1eba22

          • F:\enjrpp.exe

            Filesize

            100KB

            MD5

            d8405ca0dd93ba31bfde04ca4f43319e

            SHA1

            964e0bdfe5fd9f78d11c54c8190f3cbcc56f11cf

            SHA256

            2aa26841d320d5727c55f28789071334b287d3bdb1c5d6999821007678afb3a5

            SHA512

            1cf7706f9de6f166c4f8abbf4a5d4d977a15cfd5745dd2073ab21160c63510a2ac0044d8986fdb3d522900b9f9f21c1fb4000004bb1891196612470444fdd162

          • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

            Filesize

            252KB

            MD5

            9e2b9928c89a9d0da1d3e8f4bd96afa7

            SHA1

            ec66cda99f44b62470c6930e5afda061579cde35

            SHA256

            8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

            SHA512

            2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

          • \Users\Admin\AppData\Local\Temp\3582-490\6b11b480c018db3d190752f413dcea34_JaffaCakes118.exe

            Filesize

            166KB

            MD5

            45a3373ec9b48640a903f5acbb105748

            SHA1

            2d22641bc5a21d1dcc7b414d88f638eb5ed4c4c8

            SHA256

            cc840de9fef337c1ac7a3dc63862038c3a42ea53c1333f3727cd3a63784b31f4

            SHA512

            45af8b68d7d2101e585e08a78e0b11ab5b2da70165f45227ff0cd4827a350943eea40134cd93103c505c459b3f738f27391c0c32ff662ef715d5e0b0ae0680a6

          • memory/1044-24-0x0000000001DA0000-0x0000000001DA2000-memory.dmp

            Filesize

            8KB

          • memory/2244-20-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-151-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-49-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2244-48-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-46-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-44-0x00000000002E0000-0x00000000002E1000-memory.dmp

            Filesize

            4KB

          • memory/2244-16-0x0000000000400000-0x000000000047D000-memory.dmp

            Filesize

            500KB

          • memory/2244-21-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-159-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-155-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-23-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-50-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2244-19-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-22-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-52-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-53-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-17-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-126-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-127-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-128-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-130-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-131-0x0000000000400000-0x000000000047D000-memory.dmp

            Filesize

            500KB

          • memory/2244-132-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-133-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-136-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-138-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-148-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-152-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2244-47-0x0000000001E10000-0x0000000002E9E000-memory.dmp

            Filesize

            16.6MB

          • memory/2920-149-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/2920-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2920-33-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2920-34-0x0000000002340000-0x0000000002341000-memory.dmp

            Filesize

            4KB

          • memory/2920-36-0x0000000002340000-0x0000000002341000-memory.dmp

            Filesize

            4KB

          • memory/2920-12-0x0000000002490000-0x000000000250D000-memory.dmp

            Filesize

            500KB

          • memory/2920-13-0x0000000002490000-0x000000000250D000-memory.dmp

            Filesize

            500KB

          • memory/2920-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB