Analysis

  • max time kernel
    188s
  • max time network
    203s
  • 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 19:48

General

  • Target

    c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe

  • Size

    920KB

  • MD5

    fe1136b5a2945f9bd4b8db4892f850c4

  • SHA1

    f94f9c8f46721843be733a5c72721a6a0e385cc4

  • SHA256

    c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6

  • SHA512

    e7c16c772fbffd94269463051202783a4ed485c2d061bdbf255ffb896ea5a9b584c0e65b620d7181f7c2bdf97d68cde4445a6a9d9ab6823c49ba3651ca323451

  • SSDEEP

    24576:h1OYdaOQMtdHAqcdDVhYwiei7+EpFAh/kKC:h1OsxPHVmVhYwiLtKkKC

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\c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe
    "C:\Users\Admin\AppData\Local\Temp\c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\CiDrlYVbjm479t5.exe
      .\CiDrlYVbjm479t5.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2980
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:3852
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:1820

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\CiDrlYVbjm479t5.dat

        Filesize

        1KB

        MD5

        b3547abe0e3d793918d3e5f0d7f6c62c

        SHA1

        e6895d77a382da1adab21053bf2214c70bb50dc8

        SHA256

        cf3c59eab5316413867c241a588332c935aa92b8ed13995f947e35579fba3d54

        SHA512

        03949e9f7614847e061118ccf838818f0ab72e497444a26f9d979aa3bd3df33ecc2ae27bccb6be38eb112f0c989caa718d43f1d5e0fc93a849efa5fd0c055545

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\CiDrlYVbjm479t5.exe

        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\CiDrlYVbjm479t5.exe

        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\[email protected]\bootstrap.js

        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\[email protected]\chrome.manifest

        Filesize

        35B

        MD5

        dbcd07b25369c4ae197c8494efd663ff

        SHA1

        6049faec7588d064180846ad0593cac594c3cb1a

        SHA256

        04da84ab51c7e5e3c237dfaab118725d8905b71f4cce8ac228a0e21841503243

        SHA512

        fd439c46639c720e918fe9bd1290e6bb4281351e59db6791a8c1f52244e9d7a2b93ce6ad08ce942092093841e79ead1e3c03bbb7b963548b6fda46d9a8790ee1

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\[email protected]\content\bg.js

        Filesize

        8KB

        MD5

        f96a2b7cf8ada9d4575996659d5042bd

        SHA1

        a89cb807b0c2696c89c1ddf803f16459b334751b

        SHA256

        140ff19970df20d7574427ef091e74b4e656e5706cc916aac0fdb1b6522ac527

        SHA512

        ef88b563541fa8fb0e3b3a8cc9edfb98e0d62453bf6be983a737b2b107cd18a822e53c3b76f4e3d7f2ad5601dd7d2216ac3639c165bb9ff5fa0c10347e5c819e

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\[email protected]\install.rdf

        Filesize

        599B

        MD5

        b800e131dbc2bd541b48c53a59547bb0

        SHA1

        55f14c6fd21ff7d11ed3b5d1ba8365cd46beee66

        SHA256

        d2d2a18d5bbb42b102a8ee904382d586236eaa38aec4ee1d8aeba5ab106e4208

        SHA512

        db00031e1f7a87cd725828e9e06bad5f1b4543ac13fb3b5bb2bf5887961588e8dd28824b87fa2060a93c172aaeef5febc92b2557fa73887a1fabec32432d66c4

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\mbeeajfbpecnodijcefipinmkjeeekni\Zou3.js

        Filesize

        6KB

        MD5

        b4e47d6c5c18816a8e53f298ccf9beba

        SHA1

        c52b93c0d410bbd0e3ae91c786c93168ed058f3d

        SHA256

        68c31110d220ef0c513daeebcabef1003fcb7fa899f0abec0e0688172a3dc730

        SHA512

        12e5729a7b7984927531ed9d413ff1415c4f7b2041b8fd3e91ebadadf3e3b152e034c5b5aa0435405542c0ff7840d23fe6efe2e367c7d521b185deecded19551

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\mbeeajfbpecnodijcefipinmkjeeekni\background.html

        Filesize

        141B

        MD5

        c2b0b2731aad9f8442b918cd9838733e

        SHA1

        14427e1580b865c3cd4599a854d48bfaac98d316

        SHA256

        3bf509115231620c50c042224e33bb5cbe39fea7d3e17c5f08c5e078efc69089

        SHA512

        67f603fb0df1dfaf940e310e9deaa90eee23d3ce4b0854391028b4e66bab9af723b30a49e32a1d71ee7d396e7db1c5864d3747ec8c90bcd5aceca6623c494ca5

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\mbeeajfbpecnodijcefipinmkjeeekni\content.js

        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\mbeeajfbpecnodijcefipinmkjeeekni\lsdb.js

        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\mbeeajfbpecnodijcefipinmkjeeekni\manifest.json

        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • memory/2980-132-0x0000000000000000-mapping.dmp