Analysis

  • max time kernel
    143s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 03:20

General

  • Target

    SecuriteInfo.com.Trojan-Dropper.Win32.Agent.8008.21054.exe

  • Size

    4.7MB

  • MD5

    8d28010627a4b1d9135a58c76fae8403

  • SHA1

    291f782cec0b4c848cdbcc2434c54ba2c2b580c3

  • SHA256

    954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e

  • SHA512

    c460ede4f85a58873bbae462fb0cccfe7ec69298145be5c6f47721db5707fb072adc3483c37d1fb9d827158a7047a66a9f3b947e9fa37941229cd539a2a9a4e2

  • SSDEEP

    98304:Qg2pUvDo4iVk6IGLJD0YJYtviHPvVG+EmITP54sGoLqQM5hjhuzsK1V8Nk3xZQ0c:2UvU66ImJ0YuvqUxTPzlujKs/NkU1449

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 51 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan-Dropper.Win32.Agent.8008.21054.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan-Dropper.Win32.Agent.8008.21054.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\is-KO77H.tmp\SecuriteInfo.com.Trojan-Dropper.Win32.Agent.8008.21054.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-KO77H.tmp\SecuriteInfo.com.Trojan-Dropper.Win32.Agent.8008.21054.tmp" /SL5="$4010A,4659015,54272,C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan-Dropper.Win32.Agent.8008.21054.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1752
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" helpmsg 30
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3044
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 helpmsg 30
          4⤵
            PID:1200
        • C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe
          "C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2480
        • C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe
          "C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1052

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe

      Filesize

      92KB

      MD5

      280c4de2793491af64e431099eb9414a

      SHA1

      67c8c3a992be4ff33dfffdca006487a99c1c7fdc

      SHA256

      8575965370b793496a4bf6d6e66537d4ec6b9b0bc8821239b9b15bb86238ad83

      SHA512

      83b120ccdf1f9c5086f01862f06137658a2e773aff67c175c8a365d3d32b68a7873459e15a9c08fe629dba093e8565d9ea2c248095bbfcaff818a968efe793ab

    • C:\Users\Admin\AppData\Local\Temp\is-KO77H.tmp\SecuriteInfo.com.Trojan-Dropper.Win32.Agent.8008.21054.tmp

      Filesize

      384KB

      MD5

      5828aca657ac6fc1162baca8bdb9af8a

      SHA1

      dcef8ebd291ac6aee0b5ca8d5f72f134349d399a

      SHA256

      b074e451162ae783800f492812b27168fe9d485495ee799df5368dc1681f61bb

      SHA512

      dc8593f55c3085e08d365fce27ca262a03a91cd1f22384969c1c47d67385380b6d68fd3f6907cda5bf47baf63df271728d2a815883e2442afef7697498fa63b3

    • \Program Files (x86)\JSON Stdandart API\jsonstdapi.exe

      Filesize

      381KB

      MD5

      af33fb53ea11a38be33ba7ff23c17eb9

      SHA1

      48d25c8dae2f446f2091c9b92283d18e90fddfd6

      SHA256

      00a49b781574b5c4fccbab3bbaef25e834b6c8a01e8b7e19b57177ef65bc03fb

      SHA512

      d53a40c6453606f76581a38775098960fd907ec9aab97f1f309028420502917ebae79fc3236bc244d8d275707f41a00a1cc4a42943fde22d730f8c4d9ee0c7d8

    • \Users\Admin\AppData\Local\Temp\is-F46E4.tmp\_isetup\_iscrypt.dll

      Filesize

      2KB

      MD5

      a69559718ab506675e907fe49deb71e9

      SHA1

      bc8f404ffdb1960b50c12ff9413c893b56f2e36f

      SHA256

      2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

      SHA512

      e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

    • \Users\Admin\AppData\Local\Temp\is-F46E4.tmp\_isetup\_isdecmp.dll

      Filesize

      19KB

      MD5

      3adaa386b671c2df3bae5b39dc093008

      SHA1

      067cf95fbdb922d81db58432c46930f86d23dded

      SHA256

      71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

      SHA512

      bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

    • \Users\Admin\AppData\Local\Temp\is-F46E4.tmp\_isetup\_shfoldr.dll

      Filesize

      22KB

      MD5

      92dc6ef532fbb4a5c3201469a5b5eb63

      SHA1

      3e89ff837147c16b4e41c30d6c796374e0b8e62c

      SHA256

      9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

      SHA512

      9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

    • \Users\Admin\AppData\Local\Temp\is-KO77H.tmp\SecuriteInfo.com.Trojan-Dropper.Win32.Agent.8008.21054.tmp

      Filesize

      688KB

      MD5

      a7662827ecaeb4fc68334f6b8791b917

      SHA1

      f93151dd228d680aa2910280e51f0a84d0cad105

      SHA256

      05f159722d6905719d2d6f340981a293f40ab8a0d2d4a282c948066809d4af6d

      SHA512

      e9880b3f3ec9201e59114850e9c570d0ad6d3b0e04c60929a03cf983c62c505fcb6bb9dc3adeee88c78d43bd484159626b4a2f000a34b8883164c263f21e6f4a

    • memory/1052-175-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-137-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-178-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-185-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-188-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-161-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-172-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-135-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-169-0x0000000002500000-0x00000000025A2000-memory.dmp

      Filesize

      648KB

    • memory/1052-181-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-168-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-165-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-140-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-158-0x0000000002500000-0x00000000025A2000-memory.dmp

      Filesize

      648KB

    • memory/1052-162-0x0000000002500000-0x00000000025A2000-memory.dmp

      Filesize

      648KB

    • memory/1052-146-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-145-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-149-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-152-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1052-155-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1736-138-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/1736-0-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/1736-2-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/1752-142-0x0000000003750000-0x00000000038E1000-memory.dmp

      Filesize

      1.6MB

    • memory/1752-141-0x00000000002C0000-0x00000000002C1000-memory.dmp

      Filesize

      4KB

    • memory/1752-139-0x0000000000400000-0x00000000004BC000-memory.dmp

      Filesize

      752KB

    • memory/1752-127-0x0000000003750000-0x00000000038E1000-memory.dmp

      Filesize

      1.6MB

    • memory/1752-16-0x00000000002C0000-0x00000000002C1000-memory.dmp

      Filesize

      4KB

    • memory/2480-129-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/2480-132-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/2480-133-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/2480-128-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB