Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 22:57

General

  • Target

    e60d29848b8f60da29efbc0efb820022_JaffaCakes118.exe

  • Size

    46KB

  • MD5

    e60d29848b8f60da29efbc0efb820022

  • SHA1

    78a45511d591deee841dcc5c9600d64a901fe232

  • SHA256

    5910523dd84c592fdf140cba6c8e0272504ef03ddbe93290a4009c1f31f18532

  • SHA512

    481e87ea058767aa55bf687dec140196a4192bcf3c8265c97583c9efba56252d024a67141bbc7e01d22aaa707c2fce77ef35003882657f537bf55e1d81c2cbd8

  • SSDEEP

    768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFevLIsQl8a1OKVhryjAL:SKcR4mjD9r823Fist+a1vOAax2j

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.

  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e60d29848b8f60da29efbc0efb820022_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e60d29848b8f60da29efbc0efb820022_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Users\Admin\AppData\Local\Temp\ikaBxzHGs2S0COq.exe
      C:\Users\Admin\AppData\Local\Temp\ikaBxzHGs2S0COq.exe
      2⤵
      • Executes dropped EXE
      PID:332
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:1296
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3488 --field-trial-handle=2808,i,4621512294509789388,1545966267740426092,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:404

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\msoia.exe_Rules.xml

      Filesize

      30KB

      MD5

      a08693a899cc9715f808fe3d5490d800

      SHA1

      af9b610b342b5988aff49b9867ff7a18507055d6

      SHA256

      4dc968d37d60bf73390a02cf7551642cd5e182989c9d19965e16ad04ace742d1

      SHA512

      34d29105af30dd5460d9e9560b434607dfb0026a961430d4f0ef1a64865b12f6c16e30bb9112f37900ffb5a2f6bd724d15781b2f37404e238b632d2dbb5938da

    • C:\Users\Admin\AppData\Local\Temp\ikaBxzHGs2S0COq.exe

      Filesize

      16KB

      MD5

      95c9a037d3b01a21275aa6cc73b122a2

      SHA1

      c19ed8afc95b91d0cc6bc075047de30eae015386

      SHA256

      1d5edcbae3258efb07cc57ba8d7cd1ebe2eb5106ef1a894b787ed2857952c523

      SHA512

      761bb76261712a597f610e3162fa1514d2f56d69d03d1b76b51c6b2a7b0c88bbd385b7dc849c6913f7d861fb3aed8551f26f640d90b621e8629abe2e4bfb6160

    • C:\Windows\CTS.exe

      Filesize

      29KB

      MD5

      70aa23c9229741a9b52e5ce388a883ac

      SHA1

      b42683e21e13de3f71db26635954d992ebe7119e

      SHA256

      9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

      SHA512

      be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

    • memory/1296-9-0x0000000000F40000-0x0000000000F57000-memory.dmp

      Filesize

      92KB

    • memory/2152-0-0x0000000000A00000-0x0000000000A17000-memory.dmp

      Filesize

      92KB

    • memory/2152-6-0x0000000000A00000-0x0000000000A17000-memory.dmp

      Filesize

      92KB