Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 13:12

General

  • Target

    3c1e9154cdebaabe847cc265c77eb8319cea3ecca2952c1e393d016660a2ab4a.exe

  • Size

    7.2MB

  • MD5

    52295cb2239253e082b376f52b164a94

  • SHA1

    ad5e4bc3a0b2c9ac2bd1cdee02e864d2b58de283

  • SHA256

    3c1e9154cdebaabe847cc265c77eb8319cea3ecca2952c1e393d016660a2ab4a

  • SHA512

    46ffd10a9bcc5ecb641f5862e01f78cf7cfc74f91046372a8e2de06fa9392fb31fd512ed1948d5a06221ef8a4913c0530a99aa015840cb941e88d279241a0d27

  • SSDEEP

    196608:2xm50EF70ZaWLZ97vnC8LpS7+bI9cpSzj:AEt0Zak7aIA7kSzj

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\3c1e9154cdebaabe847cc265c77eb8319cea3ecca2952c1e393d016660a2ab4a.exe
    "C:\Users\Admin\AppData\Local\Temp\3c1e9154cdebaabe847cc265c77eb8319cea3ecca2952c1e393d016660a2ab4a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1116
    • C:\Users\Admin\AppData\Local\Temp\is-8443A.tmp\3c1e9154cdebaabe847cc265c77eb8319cea3ecca2952c1e393d016660a2ab4a.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-8443A.tmp\3c1e9154cdebaabe847cc265c77eb8319cea3ecca2952c1e393d016660a2ab4a.tmp" /SL5="$501C6,7257737,121856,C:\Users\Admin\AppData\Local\Temp\3c1e9154cdebaabe847cc265c77eb8319cea3ecca2952c1e393d016660a2ab4a.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4864
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2044
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4752
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4056
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3812
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:4184

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2.1MB

        MD5

        57ced71d2e317eabb615aa41744d1b1f

        SHA1

        6cc65d30c5fd466c87947a037b4b334150cd07c6

        SHA256

        063e3ba1e7b81c595bcda4226b7258730c769626de660452e5aefc7f0ad45737

        SHA512

        2c76683fcacdbe5497fd042424f1ac4da0cd74f62f0516e1bc77487bce7fed98b21836582e6ed8eee157bf854bc550dec6e4697919cd21adf76ae400fcb98662

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

        Filesize

        1.8MB

        MD5

        1b5d54b9739e08accd5ee675a0fe8cf5

        SHA1

        0d5f076422258e61ab0efc9da89b7f995a35b001

        SHA256

        35c3bc5421b66f654ad02ef3bb8ebe64df3c44310d09d3a09189724d5ef9ab83

        SHA512

        efa4f7eee6c3fe832dffbb89d665a3404622141e74b38bad9747578016dda0a3385c1219200b6fcacaec555a3c0ef4704222953e80f3f2b7de2b1b7c162d0c02

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

        Filesize

        1.1MB

        MD5

        5392dd43650a605db4832e98063b10f0

        SHA1

        f02d26cc92e0b599912cfe680055037d40113b14

        SHA256

        3d76239d11210c506f5515d3419c9c38fbdc86aaea2b56421dbf613ae3f7881d

        SHA512

        b32d195f8bf175fec2b3055121930da75d72f43dffaa0cab2d993c120878e852fdadb81c5dc1283d22c2dda69c4da57e860adb0435ff34299bc5261bf164989d

      • C:\Users\Admin\AppData\Local\Temp\is-8443A.tmp\3c1e9154cdebaabe847cc265c77eb8319cea3ecca2952c1e393d016660a2ab4a.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

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

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1116-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/1116-158-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4056-157-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-164-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-196-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-203-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-187-0x00000000008E0000-0x000000000097E000-memory.dmp

        Filesize

        632KB

      • memory/4056-206-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-193-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-160-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-190-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-200-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-165-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-168-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-171-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-174-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-178-0x00000000008E0000-0x000000000097E000-memory.dmp

        Filesize

        632KB

      • memory/4056-177-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-183-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4056-186-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4752-151-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4752-154-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4752-153-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4752-150-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4864-161-0x00000000005D0000-0x00000000005D1000-memory.dmp

        Filesize

        4KB

      • memory/4864-159-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4864-9-0x00000000005D0000-0x00000000005D1000-memory.dmp

        Filesize

        4KB