Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    17/01/2024, 18:37

General

  • Target

    634fe5f587e799ad03355b3cda6daf57.exe

  • Size

    672KB

  • MD5

    634fe5f587e799ad03355b3cda6daf57

  • SHA1

    5c3eaeba4b86fe8d47c1fc3629cbc8e8570639df

  • SHA256

    d21154ff85eddb12db6ec03fd259a45fdf5fe4164ac71d0fdc36bcfd08242bcc

  • SHA512

    2371b0b403e5a38d35b2dd50361c57e70b15820e6bee1e2d166166d4caa61b23b6c8672add33913cc677e7925e3c2861c457bf19d5915458abd68d9741afcd3e

  • SSDEEP

    12288:5na9Ai6GXxK/IgdZ6b0pqq0IDBytMt4zBs4KHi4tcvS38LCJQBtdGs1rBLsJ:5naCMoAQpqqrDAPzDKHLkS3rJQBtUkBw

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\634fe5f587e799ad03355b3cda6daf57.exe
    "C:\Users\Admin\AppData\Local\Temp\634fe5f587e799ad03355b3cda6daf57.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Users\Admin\AppData\Local\Temp\is-2PGIC.tmp\634fe5f587e799ad03355b3cda6daf57.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-2PGIC.tmp\634fe5f587e799ad03355b3cda6daf57.tmp" /SL5="$70120,383936,54272,C:\Users\Admin\AppData\Local\Temp\634fe5f587e799ad03355b3cda6daf57.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:2892
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c taskkill /f /im rkverify.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2024
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im rkverify.exe
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:1672

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\is-PFD04.tmp\Games.inf

          Filesize

          250B

          MD5

          0c40a735ba28a91e4210e0d215d9b6e9

          SHA1

          f60a4df7843a1252dbbbd196cfbfa3da4899bd62

          SHA256

          801678b11bdfcb4ae4a9a027b6526e8f212b29178085394d36c58d4f101775fd

          SHA512

          df3987bcea030d4c1b6b5b7024e30fbbc0d0070acead8985a266fdaba92c4fbf3495387d26c869264dc6ca199e139cfe7b19e893b43d2b1b900440a196c34eb0

        • \Users\Admin\AppData\Local\Temp\is-2PGIC.tmp\634fe5f587e799ad03355b3cda6daf57.tmp

          Filesize

          688KB

          MD5

          c765336f0dcf4efdcc2101eed67cd30c

          SHA1

          fa0279f59738c5aa3b6b20106e109ccd77f895a7

          SHA256

          c5177fdc6031728e10141745cd69edbc91c92d14411a2dec6e8e8caa4f74ab28

          SHA512

          06a67ac37c20897967e2cad453793a6ef1c7804d4c578404f845daa88c859b15b0acb51642e6ad23ca6ba6549b02d5f6c98b1fa402004bdbf9d646abab7ec891

        • \Users\Admin\AppData\Local\Temp\is-PFD04.tmp\_isetup\_shfoldr.dll

          Filesize

          22KB

          MD5

          92dc6ef532fbb4a5c3201469a5b5eb63

          SHA1

          3e89ff837147c16b4e41c30d6c796374e0b8e62c

          SHA256

          9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

          SHA512

          9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

        • \Users\Admin\AppData\Local\Temp\is-PFD04.tmp\isxdl.dll

          Filesize

          49KB

          MD5

          02ecc74f7f91e9ffd84de708683236a6

          SHA1

          3532de0b77df8b0fc89e9c7eddec3fa71f98f5a2

          SHA256

          30ad8a0e1cee091ca48c771adb2e76baf1a7d54b9f60dc47f54dfdc2d6f6691e

          SHA512

          a3fdaa651f82428395bc412a2a04fce673768d3ef088b3748addf337d95464eb141ae7c286bff5c705eae05dd7b38207629588ae7e89ada15269463cd7acf541

        • \Users\Admin\AppData\Local\Temp\is-PFD04.tmp\itdownload.dll

          Filesize

          200KB

          MD5

          d82a429efd885ca0f324dd92afb6b7b8

          SHA1

          86bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea

          SHA256

          b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3

          SHA512

          5bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df

        • memory/1104-1-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/1104-35-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/1104-79-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/2892-18-0x00000000007C0000-0x00000000007FC000-memory.dmp

          Filesize

          240KB

        • memory/2892-8-0x0000000000240000-0x0000000000241000-memory.dmp

          Filesize

          4KB

        • memory/2892-36-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/2892-37-0x00000000007C0000-0x00000000007FC000-memory.dmp

          Filesize

          240KB

        • memory/2892-41-0x0000000000240000-0x0000000000241000-memory.dmp

          Filesize

          4KB

        • memory/2892-67-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/2892-77-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB