Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 07:54

General

  • Target

    1ef8f9434013d1d2d3fae8b6a4c83f3dcb3ce47ee1351db02b5b3718086b8501.exe

  • Size

    7.5MB

  • MD5

    0a8ebedefdff22ca7016d0c4adb6f428

  • SHA1

    06cf12679a98ebd12dd220c107e97593ea299a20

  • SHA256

    1ef8f9434013d1d2d3fae8b6a4c83f3dcb3ce47ee1351db02b5b3718086b8501

  • SHA512

    18c379fca2a68a759849c94fc3e1a3498a85d74701d8fe173a85c67d399de68e47092c1944797341869b6afbfb7bf393f0aa4fc48774d9b1fd27d7bdb43d4a7f

  • SSDEEP

    196608:zq/iLRC0OLkYNew6tjCtD2RQVsBp4UAzj:zHC9Lkuew6t2oCO9Azj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 3 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 63 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ef8f9434013d1d2d3fae8b6a4c83f3dcb3ce47ee1351db02b5b3718086b8501.exe
    "C:\Users\Admin\AppData\Local\Temp\1ef8f9434013d1d2d3fae8b6a4c83f3dcb3ce47ee1351db02b5b3718086b8501.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4468
    • C:\Users\Admin\AppData\Local\Temp\is-D38FR.tmp\1ef8f9434013d1d2d3fae8b6a4c83f3dcb3ce47ee1351db02b5b3718086b8501.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-D38FR.tmp\1ef8f9434013d1d2d3fae8b6a4c83f3dcb3ce47ee1351db02b5b3718086b8501.tmp" /SL5="$80060,7577497,68096,C:\Users\Admin\AppData\Local\Temp\1ef8f9434013d1d2d3fae8b6a4c83f3dcb3ce47ee1351db02b5b3718086b8501.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4852
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2720
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3640
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4008
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4184
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:972

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        1.4MB

        MD5

        1ce60f2cf3b5e965ecd03a63f9b3b894

        SHA1

        bd0fbfd393ed166847c5a3e9a33d26a7dd22e341

        SHA256

        c10e9b45a3b08a58207f4d7b28650b170d6995b16978d6e584438c736174fbc4

        SHA512

        844782d1c265876109e8ad2c48126a82f8b129944361eccd2e26dc20942b36f12b19252be091fd8c640b7fe4ff1e7d9611174129522e55d84ec3cdf44b7b8385

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        1.5MB

        MD5

        12563967e80f3d00429510ff2c999ef9

        SHA1

        f77d64d2883b6cf37d9ad56efcc83ffbec8690e9

        SHA256

        632e07b3b7b0d6bbf0a7d1a6c0a6e0e0a566b143546b0cba466d83b155d08102

        SHA512

        8e216b79c53348453071bedbf1d5917d60178cb05988f3f5043259c8016300e234c40c48751044216fb0922162fefe56598704a4231ad5f1f662ab88496046be

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        278KB

        MD5

        b2b7c0b8c951f15eaaef68699e45cf5b

        SHA1

        73bfe67ab01fe69d1545f73aab33c0f328b992ab

        SHA256

        e923d996a65d8607d3025312f8a8c47a5f44e625deebd09800ea72ecded0a49a

        SHA512

        fed4af5ef7ecbce9fd680e0ad70cef70ad37900a6757dd9bce5d7f2225611f9b7d60fb5a7912af78d7abec46dcfc41eea584c2d85b425cea1c1e82dda98effa9

      • C:\Users\Admin\AppData\Local\Temp\is-9O0N1.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-9O0N1.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-D38FR.tmp\1ef8f9434013d1d2d3fae8b6a4c83f3dcb3ce47ee1351db02b5b3718086b8501.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/3640-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3640-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3640-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-162-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-190-0x0000000000A30000-0x0000000000ACE000-memory.dmp

        Filesize

        632KB

      • memory/4008-157-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-208-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-159-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-205-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-202-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-199-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-196-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-167-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-170-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-173-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-176-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-179-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-180-0x0000000000A30000-0x0000000000ACE000-memory.dmp

        Filesize

        632KB

      • memory/4008-181-0x0000000000A30000-0x0000000000ACE000-memory.dmp

        Filesize

        632KB

      • memory/4008-186-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-189-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4008-193-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4468-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4468-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4468-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4852-13-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/4852-163-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/4852-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB