Analysis

  • max time kernel
    155s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 21:11

General

  • Target

    a6a0b1deca8ef12027e2903c9198b8d28a3c1eb0f9fd77378ee92195b1328656.exe

  • Size

    920KB

  • MD5

    99a6d0e7f573663dfc78b2c2493befc0

  • SHA1

    557cd77a766af887ace5a5aa92652d394ba9435a

  • SHA256

    a6a0b1deca8ef12027e2903c9198b8d28a3c1eb0f9fd77378ee92195b1328656

  • SHA512

    63b273eabe11a40d504d196b00e026444685b3f655e006684324623054a29670946bdec3dcd0bbae9a17f297a20e0467cf0a4be661d82a6bc467f3451961d3ad

  • SSDEEP

    24576:h1OYdaOVMtdHAqcdDVhYwiei7+EpFAh/kKj:h1OsYPHVmVhYwiLtKkKj

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\a6a0b1deca8ef12027e2903c9198b8d28a3c1eb0f9fd77378ee92195b1328656.exe
    "C:\Users\Admin\AppData\Local\Temp\a6a0b1deca8ef12027e2903c9198b8d28a3c1eb0f9fd77378ee92195b1328656.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\9l163Tea97YBivz.exe
      .\9l163Tea97YBivz.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4832
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:4116
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3472

      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\7zSB599.tmp\9l163Tea97YBivz.dat
        Filesize

        1KB

        MD5

        30e07e96b9cee43ea27b694a9e31d94c

        SHA1

        0cabe71260d555db041ae98d6032181477ee5b5b

        SHA256

        dbdc3b8a631176e976dae5c7063fb515fc39df5b36c490992de613b625368a23

        SHA512

        cb09c63d222312a15437a0fd78e8a74fc2c90ef053482b3b8b3af5940da1d484ee37a8a1afe2143199488dac63a2bc15ec48a7878f7424fc881cdfb4fe322858

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\9l163Tea97YBivz.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\9l163Tea97YBivz.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\[email protected]\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\[email protected]\chrome.manifest
        Filesize

        35B

        MD5

        c1e476665da9b7352c146580f63ecebb

        SHA1

        3d39229c6c9e1d22dc3acad1e592958ad18d6a0e

        SHA256

        cdb5647d31ea3fa281a193eb0474986ec765e6b5fae75611a93b9eafcee3eba0

        SHA512

        ce663b34d0b990a13858cd57423025d184893ab6a8a35a6dff56445810e74af7b2f786d2ff5c7b46bd0225e62559a90766c1aeaf7573791904150731823acc9d

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\[email protected]\content\bg.js
        Filesize

        8KB

        MD5

        fe707f270065f8f8a454030362ed7b39

        SHA1

        9c28676e107c3bb90aa8bdc97478355ef5e704fc

        SHA256

        a8628622ee11cc3360c5ffa6385c1d27ba6c9e34f63ff2057084f883a3721d18

        SHA512

        82956c500d95a6c6b22ebb5cc71ee3660cf16049ee06ba03e10ea5657a9c81b0bda6a25671c477d55b80aa7b03372b2dc8bb362b833e435292d0a56ce1aebc8b

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\[email protected]\install.rdf
        Filesize

        592B

        MD5

        6330aa63697bd74c1487ed99252b8984

        SHA1

        9691c6e8722622a869812c29594d5a59d2b1f64a

        SHA256

        9042c22d12a7796193ec7aa4356162775bc7e2cc6726e76692582076174a28df

        SHA512

        09a69eee5c50043a9caefbaf2390e5cc2066fb245089becd523b9816dcacd95f9d44f97c81de56a1eb92aa9f0d3f1a52ca74dafb9488d94dd112a750b9cc7bc9

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\neccpnmpikajnfpnppoddliifhllfpni\S.js
        Filesize

        6KB

        MD5

        7a14240c4b3ec16c70e2bd5fd91328b9

        SHA1

        1cceb6c86742eafc9898127c553ed2c82b48c347

        SHA256

        f22bcf490a82284fc02ca9aa3ac7d8b8df1ade42f4640cfbb25f2d845718c3a6

        SHA512

        08771e2e7c3a928ebfb0ea51ab211a00a57650d03931a62cc423165fb0adbbdc5093b48606381071f22244b986c8cfbd9a2c70ea82184da6fbcad4bf2344d0e6

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\neccpnmpikajnfpnppoddliifhllfpni\background.html
        Filesize

        138B

        MD5

        127493c771b5b6b6e71eb73ee55700fe

        SHA1

        0e61467718fd6ae409d3ac7c7e1d4b83c7f4ae6e

        SHA256

        01d40b425ca6325839f374a14115f155c3a639b705c313229325333e0c265de5

        SHA512

        3e59f5eb7b01fd820e0f4e526b22dd9fe7b87175a5105091dfbd036ea17b1e49b336e0d1273216cf85c02285734fc41e11e7fdce1ca614920ce80a7c5d1a3aea

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\neccpnmpikajnfpnppoddliifhllfpni\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\neccpnmpikajnfpnppoddliifhllfpni\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSB599.tmp\neccpnmpikajnfpnppoddliifhllfpni\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • memory/4832-132-0x0000000000000000-mapping.dmp