Analysis

  • max time kernel
    37s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25/11/2022, 14:09

General

  • Target

    9c4ee363100fd55ff61434a99d681ecfedc525976977bfb3fd65d8061d99f043.exe

  • Size

    2.1MB

  • MD5

    3cf35c3504a5a8fb662575ab5edc8aa8

  • SHA1

    31775fc5aef2fda7ccb348dc37c922af9d95db9b

  • SHA256

    9c4ee363100fd55ff61434a99d681ecfedc525976977bfb3fd65d8061d99f043

  • SHA512

    c088429ac55126e5d08b38dc5bf20b04e95e216a86c13c5e8096117b156f8c0f7ca79398d1dbea1638860fe4c752b86c8bd8add2c8bb18af46d2c7b89c642d7c

  • SSDEEP

    49152:h1Os3hvaZG1MVEtzijkTvu2x/uw4B8FHFF6t:h1OYvaxMziy3i

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 11 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c4ee363100fd55ff61434a99d681ecfedc525976977bfb3fd65d8061d99f043.exe
    "C:\Users\Admin\AppData\Local\Temp\9c4ee363100fd55ff61434a99d681ecfedc525976977bfb3fd65d8061d99f043.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\Q9HtOe1ZHQiCGhh.exe
      .\Q9HtOe1ZHQiCGhh.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2008
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GoSaave\A42nd0SbR4Wpsk.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1732
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GoSaave\A42nd0SbR4Wpsk.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:1480

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files (x86)\GoSaave\A42nd0SbR4Wpsk.dat

          Filesize

          6KB

          MD5

          01902c17888992af3640859949a6451a

          SHA1

          c5e4824bc04ca78454af7c621c697d37ec2eeea4

          SHA256

          8c7fdd9bfae9ed019eb6d12b935adc1714c09f472c842ca3679cc27c0b549f88

          SHA512

          956f9d76e2c9e624ef8e0a9e1aa77bfb9c9b0125d7ee8e650bc21ad52ec9641d70dc0e0d3f38de700a0bd7e12ccf740910fb1a901ca85ad52c1583bc661e35e9

        • C:\Program Files (x86)\GoSaave\A42nd0SbR4Wpsk.x64.dll

          Filesize

          695KB

          MD5

          2af06e7424e4f53fa8ee2b8daf4cdaa3

          SHA1

          0a09aa095e38211b8fc512d2e9f8f7cf12159a19

          SHA256

          81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

          SHA512

          6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\A42nd0SbR4Wpsk.dll

          Filesize

          618KB

          MD5

          f180a95d8673cd01ce4af0ff678fa099

          SHA1

          8592fe958436e14ef9ace437ac4445ecca22e35e

          SHA256

          d40aa49822621713e0f79f6c9a187468251fc22559cb1bbd6b5f71a94819eeb7

          SHA512

          3dda5f3133df4c00c03d8b3fb539b37e2e6b26d0384d3674cefa9595136f9eaa4b9d21c0e806a9ec3cfadfb782a30e344145abbf87bca813de056f84c6fb13c9

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\A42nd0SbR4Wpsk.tlb

          Filesize

          3KB

          MD5

          8af6f42a5b16ced04702514d47052053

          SHA1

          f06e43c9710e27b38063652217874f6fc8515ea0

          SHA256

          0fc752f18e2f21a6d0b45fb9769deefe70d4690e72225037a37d1dc0553ae8ed

          SHA512

          2d1fedf6693f0347d9265436fbc17515fa9a904db54170181ca7a6d5c64a4928494a20a1eb489d646602ed2769e570bfb5835bffd241a53a8fe64d5767b9234b

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\A42nd0SbR4Wpsk.x64.dll

          Filesize

          695KB

          MD5

          2af06e7424e4f53fa8ee2b8daf4cdaa3

          SHA1

          0a09aa095e38211b8fc512d2e9f8f7cf12159a19

          SHA256

          81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

          SHA512

          6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          df13f711e20e9c80171846d4f2f7ae06

          SHA1

          56d29cda58427efe0e21d3880d39eb1b0ef60bee

          SHA256

          6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

          SHA512

          6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\[email protected]\chrome.manifest

          Filesize

          35B

          MD5

          e679acb39cd53fdab95d43766c484242

          SHA1

          62558a9b75e04df7f2cb1ebf909b0bd81d5e8319

          SHA256

          78b5febfbe4908e2f8fc74b6efc6d33f7ffa54faba41e44d20522f39da3ca3ef

          SHA512

          d872b03def809ffa3c83240d227d31b0608919e90d49daacab1a165c104541b751a975aaa80222a4f394a5b01995911e95517b4f81326943fb19c679e7a9aaa3

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\[email protected]\content\bg.js

          Filesize

          7KB

          MD5

          7657caed30aa1947e7609f46e2dcc389

          SHA1

          ece8de5910e32720de07b5a5e2f2a18c9b72e131

          SHA256

          a06569166579d2908e5ef4fbb6910584c74e6cea3e057bc2c67a60bc0417c6c0

          SHA512

          d1d1837af382933c878afd8a02aed47d47ff83a07a998c39ad0998b4d72d798cfb7dc440c717e1d04a3ba7447da2b05d76f5762c9162f97d511c81a8c2080eb8

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\[email protected]\install.rdf

          Filesize

          593B

          MD5

          48f93d19fc7409caf38ae4503d06c914

          SHA1

          176b6a596d5891d3daa91472a12c4f0cd8e3079f

          SHA256

          960ae1a4a9d66945e6e5e1f03e1bcb8361c4456f955aa26e2cfa65f58f428f06

          SHA512

          fa7d991a3021ffb7d35d53e6f4b1619689376c402f97e7eb73ff339c144299eb706a5735f4e0fa387cf98b946e824bb572c9040e373ed857ee7203b933616fca

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\Q9HtOe1ZHQiCGhh.dat

          Filesize

          6KB

          MD5

          01902c17888992af3640859949a6451a

          SHA1

          c5e4824bc04ca78454af7c621c697d37ec2eeea4

          SHA256

          8c7fdd9bfae9ed019eb6d12b935adc1714c09f472c842ca3679cc27c0b549f88

          SHA512

          956f9d76e2c9e624ef8e0a9e1aa77bfb9c9b0125d7ee8e650bc21ad52ec9641d70dc0e0d3f38de700a0bd7e12ccf740910fb1a901ca85ad52c1583bc661e35e9

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\Q9HtOe1ZHQiCGhh.exe

          Filesize

          634KB

          MD5

          bd1503d4eaae5e7f2a8cdbd9a88ec02a

          SHA1

          730280a7839bb46bdeeaa47797d926f8d57e1da1

          SHA256

          724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

          SHA512

          0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\Q9HtOe1ZHQiCGhh.exe

          Filesize

          634KB

          MD5

          bd1503d4eaae5e7f2a8cdbd9a88ec02a

          SHA1

          730280a7839bb46bdeeaa47797d926f8d57e1da1

          SHA256

          724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

          SHA512

          0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\alomcnjclcpjpppboiblmikhklinpahn\CTpT37zUS.js

          Filesize

          5KB

          MD5

          e0afb4975f5824d959f4dedccf7c2919

          SHA1

          19174da12367bb21fa434ee6f03f30b484188d64

          SHA256

          9a1d2888e7184db493d6bdfe3c58a9067253f7df0b695c3a00f3cfa2fb957a8b

          SHA512

          b055d076e0d11d59b2caed85847a2020fdc56d947319b5ada9f20a8eb6db0417a20bb61d2aa045bd44bdd2991b7e3436dc6f736a4000798d7c7e95e2c7c19afc

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\alomcnjclcpjpppboiblmikhklinpahn\background.html

          Filesize

          146B

          MD5

          59477bd9f161978b60b32266ed7d2d85

          SHA1

          9d49a7d0d66f6a88075914cb854d86a790ebabb9

          SHA256

          bd3ea0fc603f907143c6a7918b168fdd028989e13f0df05240526fb92d807ef4

          SHA512

          f2ab57e8d98f4647a853ae6bf62abd114490b412fa7099ee98ad40b61d38d4dd13f1fefc93d33aea0010aad287eb1b50f34a8dac46e80b75cf4a87a6f7953f1d

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\alomcnjclcpjpppboiblmikhklinpahn\content.js

          Filesize

          144B

          MD5

          fca19198fd8af21016a8b1dec7980002

          SHA1

          fd01a47d14004e17a625efe66cc46a06c786cf40

          SHA256

          332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

          SHA512

          60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\alomcnjclcpjpppboiblmikhklinpahn\lsdb.js

          Filesize

          531B

          MD5

          36d98318ab2b3b2585a30984db328afb

          SHA1

          f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

          SHA256

          ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

          SHA512

          6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

        • C:\Users\Admin\AppData\Local\Temp\7zS6807.tmp\alomcnjclcpjpppboiblmikhklinpahn\manifest.json

          Filesize

          499B

          MD5

          8c7c8cb66c68d94aa916e3016f897ecb

          SHA1

          e6ea4adf43e4ec062d803b356d126e39d8841bda

          SHA256

          e79509976db316973ce4b643fa3a0212a415c170a48637c3a58bc1311211c3ab

          SHA512

          3903674cd23be16348c10aac4f0846f8bfcefa0f8cbc29da47b74981e1151f9003d9bc39e98d320d2340412559507533ffc96dd06817d6df2e088c51868ff410

        • \Program Files (x86)\GoSaave\A42nd0SbR4Wpsk.dll

          Filesize

          618KB

          MD5

          f180a95d8673cd01ce4af0ff678fa099

          SHA1

          8592fe958436e14ef9ace437ac4445ecca22e35e

          SHA256

          d40aa49822621713e0f79f6c9a187468251fc22559cb1bbd6b5f71a94819eeb7

          SHA512

          3dda5f3133df4c00c03d8b3fb539b37e2e6b26d0384d3674cefa9595136f9eaa4b9d21c0e806a9ec3cfadfb782a30e344145abbf87bca813de056f84c6fb13c9

        • \Program Files (x86)\GoSaave\A42nd0SbR4Wpsk.x64.dll

          Filesize

          695KB

          MD5

          2af06e7424e4f53fa8ee2b8daf4cdaa3

          SHA1

          0a09aa095e38211b8fc512d2e9f8f7cf12159a19

          SHA256

          81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

          SHA512

          6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

        • \Program Files (x86)\GoSaave\A42nd0SbR4Wpsk.x64.dll

          Filesize

          695KB

          MD5

          2af06e7424e4f53fa8ee2b8daf4cdaa3

          SHA1

          0a09aa095e38211b8fc512d2e9f8f7cf12159a19

          SHA256

          81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

          SHA512

          6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

        • \Users\Admin\AppData\Local\Temp\7zS6807.tmp\Q9HtOe1ZHQiCGhh.exe

          Filesize

          634KB

          MD5

          bd1503d4eaae5e7f2a8cdbd9a88ec02a

          SHA1

          730280a7839bb46bdeeaa47797d926f8d57e1da1

          SHA256

          724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

          SHA512

          0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

        • memory/1480-78-0x000007FEFB871000-0x000007FEFB873000-memory.dmp

          Filesize

          8KB

        • memory/1764-54-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

          Filesize

          8KB