Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2023 20:00

General

  • Target

    15b5bc46a0a8ca848431182f934704caae79343be43e59518a30711d0c0db7d8.exe

  • Size

    7.5MB

  • MD5

    f4cc8266432b0696d754ab2a2c2800a1

  • SHA1

    785ba353c56bf0dfdc467561dd493e07a4c8f312

  • SHA256

    15b5bc46a0a8ca848431182f934704caae79343be43e59518a30711d0c0db7d8

  • SHA512

    b295ca69d737ed76e4c3788cffad7f69e42dcf88905aa5233193f29233944694e31eb6b7f6ff4c8ad43ea17e0e9db0e57de6941500fd8eb2b4d26d0f17973757

  • SSDEEP

    196608:yq/iLRC0OLkYNew6tjCtD2RQVsBp4UAzj:yHC9Lkuew6t2oCO9Azj

Score
7/10

Malware Config

Signatures

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\15b5bc46a0a8ca848431182f934704caae79343be43e59518a30711d0c0db7d8.exe
    "C:\Users\Admin\AppData\Local\Temp\15b5bc46a0a8ca848431182f934704caae79343be43e59518a30711d0c0db7d8.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Users\Admin\AppData\Local\Temp\is-I3PD9.tmp\15b5bc46a0a8ca848431182f934704caae79343be43e59518a30711d0c0db7d8.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-I3PD9.tmp\15b5bc46a0a8ca848431182f934704caae79343be43e59518a30711d0c0db7d8.tmp" /SL5="$600AE,7577497,68096,C:\Users\Admin\AppData\Local\Temp\15b5bc46a0a8ca848431182f934704caae79343be43e59518a30711d0c0db7d8.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3572
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4524
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1020
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2520
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:2904
          • C:\Program Files (x86)\PlayGIF\gifplayer.exe
            "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4472

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.5MB

        MD5

        e9df0913449a7b41a15c2716c2bd64dd

        SHA1

        27df111c403f10b523188eed681be9ba7d21b85e

        SHA256

        ef45a5ae30d0f8970f5d686c35e0bda9ac56b101055291f980b49141f64dd7d7

        SHA512

        5014a3305ee30003773d4deab5e4f8719f4e2538c1f39b0fac224f5947b0a7b9f992de62c1fafa385586fd30fb3302324b13f65e8127dedb7fa8956f75a01bf1

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

        Filesize

        2.2MB

        MD5

        11886a88c731bf9db14ab30a0cecb8dd

        SHA1

        6dcec1885223b9f360232c56ede79e3f33f15e87

        SHA256

        b57586761a768a7327d4e6d52b29422a2721635b2662b1e9a2bfdc6b14f52576

        SHA512

        63ecc6455aff848712261cae82f837edf1bba6ea3c59d24d2472b0453ed52739b3e53dc4809cf4f475a229bd7011802ac46850a57f10f86d465cf70e8d105a65

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

        Filesize

        1.1MB

        MD5

        b5ac9b17e26de3547f3df450cc7cfed7

        SHA1

        4d4f23fa5b2eab0e124aa263ee69c813846357f9

        SHA256

        426511ae2c03b96b8bca0ecec6ab67003b8b9e93a8617ad736072ccb67fe1f70

        SHA512

        8484d6eb47f1124e046ce204b639d06b29f72e1ae75e76afdcc9f36d23df9f0184b6d9d8563a760b133a08af269af7cdc7ae4e3ee4f74614c4fa96b93429fdc4

      • C:\Users\Admin\AppData\Local\Temp\is-I3PD9.tmp\15b5bc46a0a8ca848431182f934704caae79343be43e59518a30711d0c0db7d8.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-RJM7N.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-RJM7N.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1020-154-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1020-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1020-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1020-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3572-163-0x00000000006A0000-0x00000000006A1000-memory.dmp

        Filesize

        4KB

      • memory/3572-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3572-7-0x00000000006A0000-0x00000000006A1000-memory.dmp

        Filesize

        4KB

      • memory/4472-176-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-209-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-179-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-157-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-162-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-206-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-167-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-170-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-180-0x0000000000850000-0x00000000008EE000-memory.dmp

        Filesize

        632KB

      • memory/4472-202-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-159-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-173-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-181-0x0000000000850000-0x00000000008EE000-memory.dmp

        Filesize

        632KB

      • memory/4472-186-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-189-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-192-0x0000000000850000-0x00000000008EE000-memory.dmp

        Filesize

        632KB

      • memory/4472-193-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-196-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4472-199-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4752-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4752-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4752-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB