Analysis

  • max time kernel
    279s
  • max time network
    348s
  • 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, 11:29

General

  • Target

    ab2d092636f24d46a85dee19ad718ecc0db7810a7b9c6e5ab83dfc57e0698ed7.exe

  • Size

    937KB

  • MD5

    7b9bbea48ee45cc40f06ab6d93ea813f

  • SHA1

    88c61cec576cd987ef43bf4b7cebd38b3bb43ff9

  • SHA256

    ab2d092636f24d46a85dee19ad718ecc0db7810a7b9c6e5ab83dfc57e0698ed7

  • SHA512

    9701de6ea10938717059d4988c386355e69f4381189d4d9b2b2e43f64b8e319f65451895143290dc9b990782a99b15b7db88d2e5a77ebf1c8f70e267f1f6c27f

  • SSDEEP

    24576:h1OYdaOFE7PWrwXqiI8M8klwTokI1KZ9+:h1OsfE7PWmI85kqoaZ9+

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\ab2d092636f24d46a85dee19ad718ecc0db7810a7b9c6e5ab83dfc57e0698ed7.exe
    "C:\Users\Admin\AppData\Local\Temp\ab2d092636f24d46a85dee19ad718ecc0db7810a7b9c6e5ab83dfc57e0698ed7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:732
    • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\k3bvGCq53ykTJpr.exe
      .\k3bvGCq53ykTJpr.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5100
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:2100
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:4572

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\[email protected]\bootstrap.js

              Filesize

              2KB

              MD5

              df13f711e20e9c80171846d4f2f7ae06

              SHA1

              56d29cda58427efe0e21d3880d39eb1b0ef60bee

              SHA256

              6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

              SHA512

              6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\[email protected]\chrome.manifest

              Filesize

              35B

              MD5

              5f2791b176ada08a16ebc26364284b6c

              SHA1

              521422dc19ec1ed368c49fdd63a6cb2a539239f0

              SHA256

              5ea189c99ede823a3d60a70222a4f4444951173f283c54beb150b8f443c6b4cb

              SHA512

              e3638dc0b1d012fe931ed4467134083a3008ae13b59ab79af05c30eae0e5cb577d9e0c12977602b739bbcfef9997494de6d2e9f6bace01f6f71aa7d63fdf4fce

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\[email protected]\content\bg.js

              Filesize

              8KB

              MD5

              b2ba3cecfd8838d6e29b61603e4e5b27

              SHA1

              d01c14a2dbf61a4acb9de3fd64802f07ad71f61b

              SHA256

              3a07aa3f7ee475b7302c0881703cca61029f045c2c045a6c3e39cb9e7b06c288

              SHA512

              3f3db19f6e3cde07e4a2d56effba40f2a87c010f7f30f0c20187fb4c08d890504f057f2fdcda0bddf304795885bffeb5ca49f3ffc907069df0cedef669c613dd

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\[email protected]\install.rdf

              Filesize

              599B

              MD5

              e22a265f84ed1223cb6f0163ffd80d3f

              SHA1

              8cbfdddd85790d146f4ec4d1900612d66f6b4ffc

              SHA256

              c4bf4f874ccd36c2a7ce8d73355e997bfd832b44c5c88ba4cf7f5b517f0b7a56

              SHA512

              5aa5d91b00463ca7a9df4a2523e2bfa57a83bc45abb789e7c10dfb765485d449ad7c1e7f31ffdd35f293a3b21891b01134d8231c7e9ad334c644cfc4ef39182c

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\gfcbpmbjmjmpckboofheaonccgdkejif\background.html

              Filesize

              140B

              MD5

              8a0d497d3cbde400a399904b28bdbe96

              SHA1

              6be5f7594fba173d38f00f46f558d69323c5d991

              SHA256

              b36c06e87fade09ba1065e6dcd3880332e96bccc8ac5f07819f57d53800c1337

              SHA512

              2a4f8e9cf03a6d694fbb6db76f8672334d46e252bc81a807e0eecfaa935d244033b4eea7079894cf09815123ec7f41fcf64246d216cd51af210aff4a204d3a12

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\gfcbpmbjmjmpckboofheaonccgdkejif\content.js

              Filesize

              144B

              MD5

              fca19198fd8af21016a8b1dec7980002

              SHA1

              fd01a47d14004e17a625efe66cc46a06c786cf40

              SHA256

              332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

              SHA512

              60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\gfcbpmbjmjmpckboofheaonccgdkejif\f5j.js

              Filesize

              6KB

              MD5

              32438f5a07fd0365917f8fd6e36fc565

              SHA1

              e0381624b3005128810fef62ef26554603318f97

              SHA256

              c495ace9323d4c78633b202c1e9f61449b9c0ffff1071f8c977f91ef7a1fd394

              SHA512

              169f8f278da1692ee3118ea9010f7fc0d69d70ba586487ccc9496a17537591d214c4a60d47b1df298b64e839f7dbe1109297a77b5dcbb753319bc708f0c33d09

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\gfcbpmbjmjmpckboofheaonccgdkejif\lsdb.js

              Filesize

              531B

              MD5

              36d98318ab2b3b2585a30984db328afb

              SHA1

              f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

              SHA256

              ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

              SHA512

              6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\gfcbpmbjmjmpckboofheaonccgdkejif\manifest.json

              Filesize

              498B

              MD5

              640199ea4621e34510de919f6a54436f

              SHA1

              dc65dbfad02bd2688030bd56ca1cab85917a9937

              SHA256

              e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

              SHA512

              d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\k3bvGCq53ykTJpr.dat

              Filesize

              1KB

              MD5

              c5c59c3b6228e3c831c52b634ad69f18

              SHA1

              4ad6e53ba6444133e0332b34eae6d648b4537be8

              SHA256

              ab03ff5a1a7232daf464b35019574207990bded9fd5f665b751e7c5dd7d23d6d

              SHA512

              d207a6cf26718145d04c35491cd19035e5171a82d0e79d0a4baf0846242e8e24e31e21cdd1cbe88eb173355205d113a875ec929c817bff1de7b74c546b9ffe81

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\k3bvGCq53ykTJpr.exe

              Filesize

              777KB

              MD5

              178c3563cc6574b8b620cef5f769c2d7

              SHA1

              908c944d462651546db71f404bc579119a0375e1

              SHA256

              0858fa1973bf0b1a7527e115f62467969dcfef1752162af2433700a591b57813

              SHA512

              05ef8c3a012f540013839b21eea2aa7b92a336143a685dd344ecde19a232f70764280a875d1c324b20aa5b817c0c4b4ab0acc4de28fc5be8da02d8c58cf9edd0

            • C:\Users\Admin\AppData\Local\Temp\7zS6AA7.tmp\k3bvGCq53ykTJpr.exe

              Filesize

              777KB

              MD5

              178c3563cc6574b8b620cef5f769c2d7

              SHA1

              908c944d462651546db71f404bc579119a0375e1

              SHA256

              0858fa1973bf0b1a7527e115f62467969dcfef1752162af2433700a591b57813

              SHA512

              05ef8c3a012f540013839b21eea2aa7b92a336143a685dd344ecde19a232f70764280a875d1c324b20aa5b817c0c4b4ab0acc4de28fc5be8da02d8c58cf9edd0