Analysis

  • max time kernel
    143s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 01:54

General

  • Target

    4ac62df252b6573020a4b3512a55071374969b0ae60747da7041aedbbd960657.exe

  • Size

    920KB

  • MD5

    a25cad546196eaf1f99c1c521026ba66

  • SHA1

    d10839a27cb994ebacb7255f1cbba724b3fb932f

  • SHA256

    4ac62df252b6573020a4b3512a55071374969b0ae60747da7041aedbbd960657

  • SHA512

    3033270dc9ef5329f6197f63a574620c4d61ccdbdc5b810257897a04bb0751fc7b507ba47b692f63ed265316f3527cab31c1433e9725cf2421eea4dbe598fdd2

  • SSDEEP

    24576:h1OYdaORMtdHAqcdDVhYwiei7+EpFAh/kKT:h1OscPHVmVhYwiLtKkKT

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\4ac62df252b6573020a4b3512a55071374969b0ae60747da7041aedbbd960657.exe
    "C:\Users\Admin\AppData\Local\Temp\4ac62df252b6573020a4b3512a55071374969b0ae60747da7041aedbbd960657.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\xnNf5M8m6FRxlYX.exe
      .\xnNf5M8m6FRxlYX.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4416
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:512
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:2912

      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\7zSF765.tmp\[email protected]\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\[email protected]\chrome.manifest
        Filesize

        35B

        MD5

        267f01a452416b8ce77aded87563a5ae

        SHA1

        3e15e3ed791621f4f15bba7adec885af25204492

        SHA256

        b8d428976bdfeb2e3a4c9aa14fb93a50e4c43a1de89c3925b91c59ee1bf4e915

        SHA512

        ec415bc4b7f68abb12cd6e18a539cca3d76d0fb95bdae906413e2a5762221eef0c733e252f8d3419c2c6f84c27562bc2120d6167ad9a93880a7575d233ec5c6a

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\[email protected]\content\bg.js
        Filesize

        8KB

        MD5

        75f5b2623ecd0a9049b871197f22b96e

        SHA1

        3581a4f435950509258a486964b416060a7c715f

        SHA256

        9b019128498fd44847ee78fcda53c6632243a97026ae2b622bb4d650980e7215

        SHA512

        ec37c4d1667e8f7fa67d00efe766b0bd96ed203535c1387af6ae51b3602e155a10f3654a304ef429a50ea9955e62179879f304fb873eb9c485e3102dbf8facad

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\[email protected]\install.rdf
        Filesize

        598B

        MD5

        5784623b4539d0560873d2202cb5322f

        SHA1

        f5edcd142b55fc6b01f6086e46cf43b61aa1a0ef

        SHA256

        e0ebf75d476588b6aed463f47edc27b420a7542298e51e2c1d607051d21fdd2d

        SHA512

        4aacd9b37014a58f7fabdb63b3bcc9ce17ae0a9bc98f0b44e2aab9ac4d82391078178797970cd5fdea7da81667b6eb35a5a50c7153b2aa3f1311e8be01266e23

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\bibkddcbempckedoghjendolkedlpnhg\Y3T.js
        Filesize

        6KB

        MD5

        f42dccb1ad5127879f12e3536dcbebdc

        SHA1

        3d5e0d2708b6a2f371879b738eb3f7e4fbf640eb

        SHA256

        13257ae1544c9d717a724f89749ba5e7167c32bdfc77f2af59d3d6ebfffd855e

        SHA512

        9c6721e911b26f3d5589e9d7ff1abd96040a947a54ad60aea14a53110560d412bca0fa3804321f68b754b6acc00a7a1c85f7cd416bbc0e84a7021b53e3047a71

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\bibkddcbempckedoghjendolkedlpnhg\background.html
        Filesize

        140B

        MD5

        b18c75db81118f5c4e25eec413e9ea11

        SHA1

        7fdc67da82e688b38723fce2e0cf91bb9a571681

        SHA256

        af194a128a49ad0115e97e048e34710d998f3235262961bee3fb8e725f3fa0d6

        SHA512

        1b1a019f775c14f22b461ca144fa5680317e22243f4e5fe624fb52a095f8135fbe0dbc2ce69e411a75faf61e4d909db220a15053d8a9fb4183a49b3e0e4fc474

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\bibkddcbempckedoghjendolkedlpnhg\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\bibkddcbempckedoghjendolkedlpnhg\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\bibkddcbempckedoghjendolkedlpnhg\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\xnNf5M8m6FRxlYX.dat
        Filesize

        1KB

        MD5

        21081d118b37cb597fd4c81e34ea56a5

        SHA1

        fc60605b43e7f1c33c1920189051d15bde0d5c90

        SHA256

        7d2636840566f2925d9e6e11fc45eadf9028e5d3bf99bc3e88e544325dc8c6f7

        SHA512

        8d81685cf7d8fcd09c05ea6031b4080a57e65672da5702445e12ae6e126897ad3462dedac8b099efd95639b9cafd621c916f307917d9707dd1905c9dfc35c242

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\xnNf5M8m6FRxlYX.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSF765.tmp\xnNf5M8m6FRxlYX.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • memory/4416-132-0x0000000000000000-mapping.dmp