Analysis

  • max time kernel
    182s
  • max time network
    204s
  • 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 16:26

General

  • Target

    fdca1d36f086846a066ce1276c0e30944da6672563652701caeb436013241408.exe

  • Size

    2.5MB

  • MD5

    9a371c228a73b9948ca209b93b96c302

  • SHA1

    d3d9950a91ead18b92d89bcaff27d695949b5fec

  • SHA256

    fdca1d36f086846a066ce1276c0e30944da6672563652701caeb436013241408

  • SHA512

    59b8e224e758284e5f7c44a9e315712851a698f74a67c0407b4feff9f8d03720a78b5afa06a377b0b1f0d467502a902ed7bdfccad811fad63c80ab7d728ae464

  • SSDEEP

    49152:h1OsPPHVmVhYwiLtKkKyW4nFU0I+NP/f7I3lMOaYjdxvL0Hs:h1OMHVl71RnFXINxvX

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 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
  • Installs/modifies Browser Helper Object 2 TTPs 9 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdca1d36f086846a066ce1276c0e30944da6672563652701caeb436013241408.exe
    "C:\Users\Admin\AppData\Local\Temp\fdca1d36f086846a066ce1276c0e30944da6672563652701caeb436013241408.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3416
    • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\3T3PPruT5Zjq6Ik.exe
      .\3T3PPruT5Zjq6Ik.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3848
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GoSave\Sqmcz0ciO9kAgM.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1600
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GoSave\Sqmcz0ciO9kAgM.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:3600
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:1384
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:2200

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Browser Extensions

      1
      T1176

      Defense Evasion

      Modify Registry

      1
      T1112

      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:\Program Files (x86)\GoSave\Sqmcz0ciO9kAgM.dat
        Filesize

        7KB

        MD5

        597da32b315c57e2d507bd4ed8084988

        SHA1

        cf22e60e6b47ad283543bec37c4957e2a764733c

        SHA256

        623e95f44301957f0ab898530b208765ee860952ea63eb6ed07cc082c2beddb6

        SHA512

        54965b6e33445779d6ca950310808d8f1bc82cb0abc3c247ba10a13351248a2357f43bc89612659360c248bc946d0673a7f74f05b94868e052e9efda7af53e77

      • C:\Program Files (x86)\GoSave\Sqmcz0ciO9kAgM.dll
        Filesize

        747KB

        MD5

        d949da968ea04ac3a7ddf0e300bb32be

        SHA1

        581d7d799c538b8e9e578cf57c420fb802d5a201

        SHA256

        5c4756451acf8622efa75639f9131ca8215c165e2ef21cc1ab7f8fee77db462b

        SHA512

        fd00e332af52646425f0d4032bb1bbfc85a44ff274bcf212f1264a29be546db4c1ceab7da32c70248a6baa2c55d2dff47dcb2ac441c783a1d9d1260c4685eb7e

      • C:\Program Files (x86)\GoSave\Sqmcz0ciO9kAgM.x64.dll
        Filesize

        885KB

        MD5

        1a6b1013f17c1cdc6e98f82cd2568ea8

        SHA1

        c96e7bdba616743a5c05b08a342d89ed102376b0

        SHA256

        fa9dd2bd7850053b251c9b5f27f1ac43ad04abf85de61b1928b7c2d562d3290a

        SHA512

        10596f46c52ca3f50d6b3c7c894fff8b41f4fe920c6e5e0138cf7e95e85bfe1db8d5f1a63939832cd48cf29f571dd36de40ebb931fb9b14a106518ae4fc17ef9

      • C:\Program Files (x86)\GoSave\Sqmcz0ciO9kAgM.x64.dll
        Filesize

        885KB

        MD5

        1a6b1013f17c1cdc6e98f82cd2568ea8

        SHA1

        c96e7bdba616743a5c05b08a342d89ed102376b0

        SHA256

        fa9dd2bd7850053b251c9b5f27f1ac43ad04abf85de61b1928b7c2d562d3290a

        SHA512

        10596f46c52ca3f50d6b3c7c894fff8b41f4fe920c6e5e0138cf7e95e85bfe1db8d5f1a63939832cd48cf29f571dd36de40ebb931fb9b14a106518ae4fc17ef9

      • C:\Program Files (x86)\GoSave\Sqmcz0ciO9kAgM.x64.dll
        Filesize

        885KB

        MD5

        1a6b1013f17c1cdc6e98f82cd2568ea8

        SHA1

        c96e7bdba616743a5c05b08a342d89ed102376b0

        SHA256

        fa9dd2bd7850053b251c9b5f27f1ac43ad04abf85de61b1928b7c2d562d3290a

        SHA512

        10596f46c52ca3f50d6b3c7c894fff8b41f4fe920c6e5e0138cf7e95e85bfe1db8d5f1a63939832cd48cf29f571dd36de40ebb931fb9b14a106518ae4fc17ef9

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\3T3PPruT5Zjq6Ik.dat
        Filesize

        7KB

        MD5

        597da32b315c57e2d507bd4ed8084988

        SHA1

        cf22e60e6b47ad283543bec37c4957e2a764733c

        SHA256

        623e95f44301957f0ab898530b208765ee860952ea63eb6ed07cc082c2beddb6

        SHA512

        54965b6e33445779d6ca950310808d8f1bc82cb0abc3c247ba10a13351248a2357f43bc89612659360c248bc946d0673a7f74f05b94868e052e9efda7af53e77

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\3T3PPruT5Zjq6Ik.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\3T3PPruT5Zjq6Ik.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\Sqmcz0ciO9kAgM.dll
        Filesize

        747KB

        MD5

        d949da968ea04ac3a7ddf0e300bb32be

        SHA1

        581d7d799c538b8e9e578cf57c420fb802d5a201

        SHA256

        5c4756451acf8622efa75639f9131ca8215c165e2ef21cc1ab7f8fee77db462b

        SHA512

        fd00e332af52646425f0d4032bb1bbfc85a44ff274bcf212f1264a29be546db4c1ceab7da32c70248a6baa2c55d2dff47dcb2ac441c783a1d9d1260c4685eb7e

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\Sqmcz0ciO9kAgM.tlb
        Filesize

        3KB

        MD5

        5b503f1b4056c3d4fbf2d03f88e1adfe

        SHA1

        c8d659ea27bf0ca0bbfd46865d5796589bf9ef68

        SHA256

        231ef0fef77ab6c7fea053f64a9ce7f9e21646b868bfe391962262fc15c9bb6c

        SHA512

        229207201368d9674258389df19132070390f913aa5cc21b7567c515be5f5e0f07cdaa460d497ae355f27f00f7fc75538783d8890f6c9c0e861a7ecb8f520bdb

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\Sqmcz0ciO9kAgM.x64.dll
        Filesize

        885KB

        MD5

        1a6b1013f17c1cdc6e98f82cd2568ea8

        SHA1

        c96e7bdba616743a5c05b08a342d89ed102376b0

        SHA256

        fa9dd2bd7850053b251c9b5f27f1ac43ad04abf85de61b1928b7c2d562d3290a

        SHA512

        10596f46c52ca3f50d6b3c7c894fff8b41f4fe920c6e5e0138cf7e95e85bfe1db8d5f1a63939832cd48cf29f571dd36de40ebb931fb9b14a106518ae4fc17ef9

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\igboifgmncjnmbbdickjgnoelonahhel\background.html
        Filesize

        139B

        MD5

        e79ea00506d126bf964a075c398e6c22

        SHA1

        25b34aca9b2280966c29d08b359baf861e4e603e

        SHA256

        d535a831173eaea52bae91f5bac7b194d56a799150de5668bd8fefa37e68c1ca

        SHA512

        a2cd0ceedf5b0fea4b53641dc61006920248ce3d4a4ca79832a0b01e9fbbb9a0fe388c88ea944d229ed63768d915bd06325eefddf48e5c691d382f7663730612

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\igboifgmncjnmbbdickjgnoelonahhel\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\igboifgmncjnmbbdickjgnoelonahhel\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\igboifgmncjnmbbdickjgnoelonahhel\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\igboifgmncjnmbbdickjgnoelonahhel\zB.js
        Filesize

        6KB

        MD5

        373bfb59ec76d8586a50290fc6ba954c

        SHA1

        775e4dbe7273b66100bbc16300911c901ad9a0ab

        SHA256

        3bb365182f2204fb82429fbdf38b2663c31de16f17aeb1577f41dbbbffcce427

        SHA512

        6d85121928dde18f7b530bbcbc081ea25531061c233a11562a3fbcb0c773232ed9c4ca55d28d851955670cf8abe78dd7f8f72ddc52ed5dccb5ca1366db385bfb

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\[email protected]\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\[email protected]\chrome.manifest
        Filesize

        35B

        MD5

        d6bc8bcae13c147daaa79a5ca757735a

        SHA1

        48ddebf8a2a0ef984cc14a283fa8841940c9b49f

        SHA256

        1f2f461ab3783c07dccfb5607c89579a12019ef7ee04ac76e6ff815aa176daaa

        SHA512

        c9c38abd80eded5325ef288e46a82eef61a8bf9c7f81f64cdd0417883f15536098f9271a54d8b349e9150f783afd9254ff40f936c38d14fa44645065975cf371

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\[email protected]\content\bg.js
        Filesize

        8KB

        MD5

        991f0786c806390d61e8ad3f1414d144

        SHA1

        a6efd9a5b1213082c011a56fd5f9787514047461

        SHA256

        0bd577792a7e99576b7748285b7d0fba1cf408b5079d1f9b1db80087b6386b83

        SHA512

        7c366f5d0ab34f19cbc890d0ed219167229e229979a6336078502c6dc5ef355a2fed6a2bffdde2177a055bfe5feb6fefd556cf860ef028abea5cc5da33e53509

      • C:\Users\Admin\AppData\Local\Temp\7zS5BAD.tmp\[email protected]\install.rdf
        Filesize

        590B

        MD5

        26ae15ac9e973eabd4a328e565a32005

        SHA1

        c74875501597110ed91c0b4b4fc146a841c48f9e

        SHA256

        f43969c6aa1deb8210ca512cda41843e1154dfe316190264e374a0fcdcba8e7a

        SHA512

        5975a35cea8295d32de482f67416cf926f2ace84debd27f3ad18d81deff71dd1bd22099ad78faeec15785f42d35541225eb807affcc136d33a1f08d6ba9a3b44

      • memory/1600-149-0x0000000000000000-mapping.dmp
      • memory/3600-152-0x0000000000000000-mapping.dmp
      • memory/3848-132-0x0000000000000000-mapping.dmp