Analysis

  • max time kernel
    186s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 19:44

General

  • Target

    c1d11ed3aea5f9b2744e807492e810908ad7b16c965c2ba155d79b4fbdb31ea0.exe

  • Size

    920KB

  • MD5

    65103f3409456ed4aa6ec2843df8e06c

  • SHA1

    1c0d58946d494eb426c117a381486e3ad0c012da

  • SHA256

    c1d11ed3aea5f9b2744e807492e810908ad7b16c965c2ba155d79b4fbdb31ea0

  • SHA512

    4806687fc0d6c0a272f7754013e3d1ddd5039080957cb15d914d8d9faebee15b70556cd62b32ced9616d1964bdad4993711ccde5a46562174c86f141a89bd032

  • SSDEEP

    24576:h1OYdaOSMtdHAqcdDVhYwiei7+EpFAh/kK6:h1OsvPHVmVhYwiLtKkK6

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1d11ed3aea5f9b2744e807492e810908ad7b16c965c2ba155d79b4fbdb31ea0.exe
    "C:\Users\Admin\AppData\Local\Temp\c1d11ed3aea5f9b2744e807492e810908ad7b16c965c2ba155d79b4fbdb31ea0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3096
    • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\69hXDRENS0xgAZ5.exe
      .\69hXDRENS0xgAZ5.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3688
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:3392
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:4304

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\69hXDRENS0xgAZ5.dat
        Filesize

        1KB

        MD5

        be402a5839c4bd28a50f9da7a702abe3

        SHA1

        3eb45908c1dc2048051468a455ba3c2705a9f540

        SHA256

        ccc00817123290ad7ed7cc80a8ba46aa39aeabc6e6f56069d8d60dde2bf27ee4

        SHA512

        c709483b2708e2d49cc2c4bf35fca48118ac4e84c6dcfe90f8f2c6138f1cd457eb56c37dd2b1131385e42af8ec85f85f6e8038b7341b58817cd3d6c2dd75e26b

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\69hXDRENS0xgAZ5.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\69hXDRENS0xgAZ5.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\CrKJ5dk@oQ.edu\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\CrKJ5dk@oQ.edu\chrome.manifest
        Filesize

        35B

        MD5

        36558e7261826330e207aba85327a74d

        SHA1

        f1b76639aefc18120d5d199d9c637e6241f623f2

        SHA256

        0e3ece8fcda805eea9ffdc2ca29c5e99cdc4a4a4117cdb530b5be893299713f4

        SHA512

        37316ec87c2cfcb86ff1513ab5745738ef363a3383e4d5bd020574593e47db8bc563d5f5c287d317b6eaf881f7bdec5c8d6844497a0a7913c686c88a089537e0

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\CrKJ5dk@oQ.edu\content\bg.js
        Filesize

        8KB

        MD5

        3d48f51ef11ada68e6879c87ec09db65

        SHA1

        d111d3cab9b2326dd55d07537d228b1896c49a99

        SHA256

        abf2d20654e979fcb14fc7cb2cb0801a7bf71b8b828d7ce70aa6dd9a1942b269

        SHA512

        a6bd98f4fa4c1fa7a918628b3cd786ba0df744f76145aed2f5b694915228658d847b6178b834c26c369951c311d95e05eaac5f015a389e11fe1a60222d1da261

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\CrKJ5dk@oQ.edu\install.rdf
        Filesize

        596B

        MD5

        4bde399f949549167e5ff27f8aaf7ca9

        SHA1

        8720f1e938987c1b32e980a61ff84f71fa7bbf07

        SHA256

        24c042cc7c7c212044489f42aba241b6eae85bee2de6cd45eab9f2b6d67bc49e

        SHA512

        769820d7ba8456b05eb9ed002b318aeb83489eba7674b9e6a7651c2f01903a166c12bc145427ab8598722e662f7b6cabdf6953f10dad4f9db4d709228e55fe44

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\acnbhfkeljlgokjcecifonjneibgmjhn\WhaJ.js
        Filesize

        6KB

        MD5

        a53c859c5fbddd5112aeeaaf0ccdd48d

        SHA1

        3bd0cda97ab527397f4d6703de410d7f40f06525

        SHA256

        a392d284152931f61500ea808d84fc90799169b17852712209107639749dbae3

        SHA512

        f7dee6d8f2404413a5ceb8c205f4d242727ccf7dabdb7a4638c32e624e5988e00702b4281a3b6d28c74f5f2be43ee6eddfdcc506c2136ec2f7bfbc4cc8d9acfb

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\acnbhfkeljlgokjcecifonjneibgmjhn\background.html
        Filesize

        141B

        MD5

        918dfe45d9162af58e4ab389b1507226

        SHA1

        2a9f46334bb166fc6171d975358151ca30484e40

        SHA256

        bb59c7d93a4e1a3c367cea5cf629c2c5ff586e846af3c55c530afe556fec2a57

        SHA512

        acb9a824f5d103c394b95abced1e45117d8c88b92b4cbfa7a796cb2c5015d608e9d2c3b4a7d53bc9cb14ea837f2fe727960f8748e01a63d254b8895bda4b7ff6

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\acnbhfkeljlgokjcecifonjneibgmjhn\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\acnbhfkeljlgokjcecifonjneibgmjhn\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS1879.tmp\acnbhfkeljlgokjcecifonjneibgmjhn\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • memory/3688-132-0x0000000000000000-mapping.dmp