Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    22/08/2024, 14:10

General

  • Target

    b7f1cc7f4b863115adf96e6d4e8acef1_JaffaCakes118.exe

  • Size

    184KB

  • MD5

    b7f1cc7f4b863115adf96e6d4e8acef1

  • SHA1

    263f6475177fdce713846d732cd225113374ec32

  • SHA256

    89d9737c7ac59672fd6b103d39fc0ba08a1077496758401e88fabc29baee9253

  • SHA512

    d8cd989af8b80ad8d1929fad9a5da1053da9947d219db3b0a3602397cde048825a79ef4d3618e6b3b87270d63745d16621bc82ca85b615fdf4b9ea8629fe2099

  • SSDEEP

    3072:hQ4DTiTdU5+bbIg35hsQubK2izo8iDDGETdp1r0ghriYzkeM6h+AG4A1cByVhHgS:u4DTNWphkDdfHimzQVtgbxDkt

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in System32 directory 21 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 21 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7f1cc7f4b863115adf96e6d4e8acef1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b7f1cc7f4b863115adf96e6d4e8acef1_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:2096
  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:2924
  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorsvw.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorsvw.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:2724
  • C:\Windows\system32\dllhost.exe
    C:\Windows\system32\dllhost.exe /Processid:{02D4B3F1-FD88-11D1-960D-00805FC79235}
    1⤵
    • Drops file in Windows directory
    PID:1872
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1688

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\ose.vir

          Filesize

          300KB

          MD5

          6ef9f0512b227f6f63626f72a354f058

          SHA1

          75b720e67d1a455c2d4827b67be3e187990656d5

          SHA256

          3a5c429a37ef856a2973db1ebd1c93009adfc1e4c1db61e1de7337811c33f111

          SHA512

          9402ddf3ecbc684978cda0c4df6477c5367e72e065f75c74010b77fec6bec48e3fc7eb7e413d274a3776e667549ff3706c4bf3e72799b10f8ce4dadfc68700f6

        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe

          Filesize

          219KB

          MD5

          7a49296de3a2443394070362dcec690b

          SHA1

          4df14bac00e28b6552877fbb7327b4cadcc87606

          SHA256

          5e8c5a55618176ad0f8de26c436525ab315b5764a936f06d1876427006b87383

          SHA512

          10cc5c71b070167c389b99e3c455e906b92fe1cbc1367b89ac0a7142b66e1736261e08635904e7167461edd4101b85f1d885b83727df97442fa31e0bc3d9d80d

        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\ngen_service.log

          Filesize

          1003KB

          MD5

          b88e8ffe436d9ee4ae0f6fe877866ee8

          SHA1

          da05939c4624f8a367a8b0b7f7b527eca705170b

          SHA256

          2182e17e8d175f4ec9b836ecebfe59ab4d0d594f1422c379877a44922cc4294a

          SHA512

          35db438f59578052c3e7bfff589e00abeeb0b72ec2b279a32509f883c63da99a09c09bb40067732865f138c8dd9b8692c49e86e42024fb5a5299baf14926c129

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorsvw.exe

          Filesize

          250KB

          MD5

          55e1e08bfd98f51ba7d1f65e17c6ee59

          SHA1

          52b3fb3f0aeb9d86c74432db4dfdd3e9e19e80ca

          SHA256

          b5f4b429425f526843d4d54babcfcb16ebdfd576dfa729cf830d0672f007e192

          SHA512

          627b4f6fd769c1ee00bdaffc3e9185b512935fb6d4651fe5c0a5b71899b63f233c37558427e316d602e10962cfe29e1bac1ee1bc00f5a95d6a5b34054da03a5c

        • memory/2096-2-0x0000000001000000-0x0000000001073000-memory.dmp

          Filesize

          460KB

        • memory/2096-0-0x0000000001000000-0x0000000001073000-memory.dmp

          Filesize

          460KB

        • memory/2096-1-0x0000000001002000-0x0000000001003000-memory.dmp

          Filesize

          4KB

        • memory/2724-26-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2724-27-0x0000000000402000-0x0000000000403000-memory.dmp

          Filesize

          4KB

        • memory/2724-69-0x0000000000400000-0x0000000000484000-memory.dmp

          Filesize

          528KB

        • memory/2924-13-0x0000000010000000-0x000000001007B000-memory.dmp

          Filesize

          492KB

        • memory/2924-14-0x000000001000C000-0x000000001000D000-memory.dmp

          Filesize

          4KB

        • memory/2924-32-0x0000000010000000-0x000000001007B000-memory.dmp

          Filesize

          492KB