Analysis

  • max time kernel
    135s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-05-2024 15:52

General

  • Target

    5fed32cfd0c775ba7b290f9a6f76feac_JaffaCakes118.exe

  • Size

    317KB

  • MD5

    5fed32cfd0c775ba7b290f9a6f76feac

  • SHA1

    715bec0a29d0d13cd65a966cceee254e89e72b9b

  • SHA256

    39092fe8df02c165368ab2deca61bcd76b3b90a496a2b51ce70b06b1efaa0fff

  • SHA512

    609aaeaad9f2e582787556ca1a07bb5a2f7d4d5317cdf561c6065cab0af651330396a6ca0f8fbb7c3db77fe29c0cd9d0d73f66fe007a18f92fc898ebe57f34af

  • SSDEEP

    6144:+0YjywDhq1doBLbii5bkgVuN+xSKV7Wkrsf7LsOSfXVB8KC9bh:+0AywDhwdiXikbkgaISKVJXv8z9N

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5fed32cfd0c775ba7b290f9a6f76feac_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5fed32cfd0c775ba7b290f9a6f76feac_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Users\Admin\AppData\Local\Temp\5966c2ca-2f0b-4a35-9c38-0c92372d1cdd\ACFEB1DF-5926-4B62-AB80-BF84B853CBD3.exe
      "C:\Users\Admin\AppData\Local\Temp\5966c2ca-2f0b-4a35-9c38-0c92372d1cdd\ACFEB1DF-5926-4B62-AB80-BF84B853CBD3.exe" -y -p30C57DBF-B95B-41E3-AC15-6157AD2482D4
      2⤵
      • Executes dropped EXE
      PID:4552
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\System32\mshta.exe" C:\Users\Admin\AppData\Local\Temp\5966c2ca-2f0b-4a35-9c38-0c92372d1cdd\start.hta
      2⤵
        PID:4476

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\5966c2ca-2f0b-4a35-9c38-0c92372d1cdd\ACFEB1DF-5926-4B62-AB80-BF84B853CBD3.exe

      Filesize

      204KB

      MD5

      a1a843901ee01d5c31a928348389fc07

      SHA1

      f76866220943028a927b8dc8f54620cb0dd41f2e

      SHA256

      1b81876a2bc0a704a290d120a9c7602242458ae0ca1ddf7e07035795acd46357

      SHA512

      aa24002104e9f064fa23da297989b0187ec2e79661e2d80a29f244d727c7ebbce9b44d46f966d84edae2fb64b6d25a4d1f968ab8c0e65a578a09b1915d5f963a

    • C:\Users\Admin\AppData\Local\Temp\5966c2ca-2f0b-4a35-9c38-0c92372d1cdd\helper76978.dll

      Filesize

      122KB

      MD5

      b3a99f2a72af563cf6dd5f46a55d162f

      SHA1

      b89a64ed854d6cd18b81f4d5e084915037ec83b9

      SHA256

      e8176dcf60d23548af81ed56a7772c0901eb4f962d7921ad8a0e99741e2b97c0

      SHA512

      0fdf9e259fc9581e3add9b852d8ff2d12f1e583576bef9c449645e3b5ecf1ec8cccb1771ccb9afb569dbbd61d122c2b2db7d71cc2c2de298234915ca6a5bd578

    • C:\Users\Admin\AppData\Local\Temp\5966c2ca-2f0b-4a35-9c38-0c92372d1cdd\loader.gif

      Filesize

      1KB

      MD5

      e88ebd85dd56110ac6ea93fe0922988e

      SHA1

      684a31d864d33ff736234c41ac4e8d2c7f90d5ae

      SHA256

      379d1b0948f8e06366e7bcd197c848c0cc783787792f2224f98c16b974d920eb

      SHA512

      211b0760c9a887fc13c479617daeb6d5b6ee0ccd06c214967abd3e1f14204f72e34a6dd5eb778a9fc6ac7fc8bd63bdef80b347abab97becda16924cb3e164dc7

    • C:\Users\Admin\AppData\Local\Temp\5966c2ca-2f0b-4a35-9c38-0c92372d1cdd\start.hta

      Filesize

      1KB

      MD5

      9bbdda852677117290a7a3f130638079

      SHA1

      48390e93abf77599ae64023160cb8ae143189777

      SHA256

      6e8fcc04c8bf6e07448f7bd47cb304f374873045355b66e160db965ca9685f34

      SHA512

      1d94b9074ac16cc84b76209a258313282437019838c6b759f8e1c9a665ea104b1e5d197c42b5896b4d89fe7087501017d13a5912272084592c5a218dc635aaa9