Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    23/09/2023, 04:49

General

  • Target

    tmp.exe

  • Size

    880KB

  • MD5

    008dac3978cdbc52876ac57ff9f1011f

  • SHA1

    3aec6ccd010d5e1cfdd01dba02010cb6d6c3a422

  • SHA256

    117e7cdc8491eba6588615ccb8db33f55614756f578a4184ceb4e1fff8053fb5

  • SHA512

    8e8d496d4ef3a68494056d052425cdb5197e44defa74412fece316ec7a9a003a6b9cec34e721c428c7a283009e88c21e47946a4bbdb8e64cfc80f7a6557cf28c

  • SSDEEP

    24576:eq7JcjVu4zYnk2wHpdmlKB99NDpKGN/VcUNy:V7urYntwHvBWGNNNy

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2696
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 536
      2⤵
      • Program crash
      PID:2768

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\nsi36E9.tmp\BgImage.dll

          Filesize

          7KB

          MD5

          487368e6fce9ab9c5ea053af0990c5ef

          SHA1

          b538e37c87d4b9a7645dcbbd9e93025a31849702

          SHA256

          e27efa5dfde875bd6b826fafb4c7698db6b6e30e68715a1c03eb018e3170fc04

          SHA512

          bb3ed4c0d17a11365b72653112b48c8c63ab10590dda3dfd90aa453f0d64203000e4571c73998063352240e1671d14da5ee394439899aaa31054fa2e9b722ea7

        • C:\Users\Admin\AppData\Local\Temp\nsi36E9.tmp\System.dll

          Filesize

          12KB

          MD5

          0d7ad4f45dc6f5aa87f606d0331c6901

          SHA1

          48df0911f0484cbe2a8cdd5362140b63c41ee457

          SHA256

          3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

          SHA512

          c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

        • C:\Users\Admin\AppData\Local\Temp\nsi36E9.tmp\nsDialogs.dll

          Filesize

          9KB

          MD5

          466179e1c8ee8a1ff5e4427dbb6c4a01

          SHA1

          eb607467009074278e4bd50c7eab400e95ae48f7

          SHA256

          1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172

          SHA512

          7508a29c722d45297bfb090c8eb49bd1560ef7d4b35413f16a8aed62d3b1030a93d001a09de98c2b9fea9acf062dc99a7278786f4ece222e7436b261d14ca817

        • \Users\Admin\AppData\Local\Temp\nsi36E9.tmp\BgImage.dll

          Filesize

          7KB

          MD5

          487368e6fce9ab9c5ea053af0990c5ef

          SHA1

          b538e37c87d4b9a7645dcbbd9e93025a31849702

          SHA256

          e27efa5dfde875bd6b826fafb4c7698db6b6e30e68715a1c03eb018e3170fc04

          SHA512

          bb3ed4c0d17a11365b72653112b48c8c63ab10590dda3dfd90aa453f0d64203000e4571c73998063352240e1671d14da5ee394439899aaa31054fa2e9b722ea7

        • \Users\Admin\AppData\Local\Temp\nsi36E9.tmp\BgImage.dll

          Filesize

          7KB

          MD5

          487368e6fce9ab9c5ea053af0990c5ef

          SHA1

          b538e37c87d4b9a7645dcbbd9e93025a31849702

          SHA256

          e27efa5dfde875bd6b826fafb4c7698db6b6e30e68715a1c03eb018e3170fc04

          SHA512

          bb3ed4c0d17a11365b72653112b48c8c63ab10590dda3dfd90aa453f0d64203000e4571c73998063352240e1671d14da5ee394439899aaa31054fa2e9b722ea7

        • \Users\Admin\AppData\Local\Temp\nsi36E9.tmp\System.dll

          Filesize

          12KB

          MD5

          0d7ad4f45dc6f5aa87f606d0331c6901

          SHA1

          48df0911f0484cbe2a8cdd5362140b63c41ee457

          SHA256

          3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

          SHA512

          c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

        • \Users\Admin\AppData\Local\Temp\nsi36E9.tmp\System.dll

          Filesize

          12KB

          MD5

          0d7ad4f45dc6f5aa87f606d0331c6901

          SHA1

          48df0911f0484cbe2a8cdd5362140b63c41ee457

          SHA256

          3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

          SHA512

          c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

        • \Users\Admin\AppData\Local\Temp\nsi36E9.tmp\nsDialogs.dll

          Filesize

          9KB

          MD5

          466179e1c8ee8a1ff5e4427dbb6c4a01

          SHA1

          eb607467009074278e4bd50c7eab400e95ae48f7

          SHA256

          1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172

          SHA512

          7508a29c722d45297bfb090c8eb49bd1560ef7d4b35413f16a8aed62d3b1030a93d001a09de98c2b9fea9acf062dc99a7278786f4ece222e7436b261d14ca817

        • \Users\Admin\AppData\Local\Temp\nsi36E9.tmp\nsDialogs.dll

          Filesize

          9KB

          MD5

          466179e1c8ee8a1ff5e4427dbb6c4a01

          SHA1

          eb607467009074278e4bd50c7eab400e95ae48f7

          SHA256

          1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172

          SHA512

          7508a29c722d45297bfb090c8eb49bd1560ef7d4b35413f16a8aed62d3b1030a93d001a09de98c2b9fea9acf062dc99a7278786f4ece222e7436b261d14ca817

        • memory/2696-32-0x00000000039B0000-0x000000000694F000-memory.dmp

          Filesize

          47.6MB

        • memory/2696-33-0x00000000039B0000-0x000000000694F000-memory.dmp

          Filesize

          47.6MB