Analysis

  • max time kernel
    150s
  • 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, 14:56

General

  • Target

    d145e5c5763db5238387dd662aa8799943041f0e1162576b887ce798d35743df.exe

  • Size

    7.1MB

  • MD5

    fa11cf939dc9b4257de007140be94c55

  • SHA1

    0cd0b73de9cea0fbcf7890d8081c9dbd7e8ac9c6

  • SHA256

    d145e5c5763db5238387dd662aa8799943041f0e1162576b887ce798d35743df

  • SHA512

    2029d245296f068f8b13bc31d3a7ce5a94ca9fef4a450233e4eff10ec148e231f8f6caee40ce8b2b6fb40de75428bafe12ec861b5a75bdb7d1456fc87a7ef818

  • SSDEEP

    196608:pxm5D5YUyRe7VvZKwamjGKAVW7R+gSoASGm8PvsLMwzj:hRepZKwaS79SoASGDP0Qwzj

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\d145e5c5763db5238387dd662aa8799943041f0e1162576b887ce798d35743df.exe
    "C:\Users\Admin\AppData\Local\Temp\d145e5c5763db5238387dd662aa8799943041f0e1162576b887ce798d35743df.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3076
    • C:\Users\Admin\AppData\Local\Temp\is-6JS9C.tmp\d145e5c5763db5238387dd662aa8799943041f0e1162576b887ce798d35743df.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-6JS9C.tmp\d145e5c5763db5238387dd662aa8799943041f0e1162576b887ce798d35743df.tmp" /SL5="$501A4,7235080,121856,C:\Users\Admin\AppData\Local\Temp\d145e5c5763db5238387dd662aa8799943041f0e1162576b887ce798d35743df.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3316
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1968
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1536
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3712
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1880
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:3372

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files (x86)\numGIF\numgif.exe

              Filesize

              2.1MB

              MD5

              95ed12773ef7a56b65865ed9cc8ae391

              SHA1

              3ee35b36071df39b2743fd1cb449e1d274a2b976

              SHA256

              7cc9b31f29184290d59f521f08963feebcccd59fa7e23553a7e4770d3e1fcaef

              SHA512

              dc415bdaa91eb5c6bb61f0f986a20ca48dc4455fcf3dccb40be4e2dddb331bfce677fcf92f10fdafd536f47e079a7ea02e85b93cbf806d9eb915b296f053a288

            • C:\Program Files (x86)\numGIF\numgif.exe

              Filesize

              2.0MB

              MD5

              c4ebdbe6381da1496708cdbc1e26c66b

              SHA1

              a2a66cf8d39dd32f2b52e9451506737823411280

              SHA256

              808a7037102a2af0acd611d63fad5bd2e39eb40fe43129b973f4b90931f6271c

              SHA512

              8d77d27ccc71bad12f219cebf987e7b50c98ec76e87e8cd685d2b0670c5f92ab777fe3fc0cd60b133141cee5ec22a027e4afb968aee7470e9a3a1eb1a3f64922

            • C:\Users\Admin\AppData\Local\Temp\is-6JS9C.tmp\d145e5c5763db5238387dd662aa8799943041f0e1162576b887ce798d35743df.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • C:\Users\Admin\AppData\Local\Temp\is-JF0SK.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-JF0SK.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/1536-154-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/1536-152-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/1536-151-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/1536-155-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3076-2-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/3076-0-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/3076-160-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/3316-12-0x0000000002330000-0x0000000002331000-memory.dmp

              Filesize

              4KB

            • memory/3316-161-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/3316-163-0x0000000002330000-0x0000000002331000-memory.dmp

              Filesize

              4KB

            • memory/3712-162-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-180-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-157-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-166-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-167-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-170-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-173-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-176-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-179-0x0000000000870000-0x000000000090E000-memory.dmp

              Filesize

              632KB

            • memory/3712-159-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-183-0x0000000000870000-0x000000000090E000-memory.dmp

              Filesize

              632KB

            • memory/3712-186-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-189-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-190-0x0000000000870000-0x000000000090E000-memory.dmp

              Filesize

              632KB

            • memory/3712-193-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-196-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-199-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-202-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-205-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB

            • memory/3712-208-0x0000000000400000-0x0000000000629000-memory.dmp

              Filesize

              2.2MB