Analysis

  • max time kernel
    146s
  • max time network
    149s
  • 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 15:17

General

  • Target

    0287602f6957ebe876a4afb84fd90521490045abb70c1437c117a1c94fee3f62.exe

  • Size

    7.2MB

  • MD5

    2547b46652e2572ff5573c90a145b848

  • SHA1

    8501210ea5c3c5c8598b3e1ca7e972f85eda055e

  • SHA256

    0287602f6957ebe876a4afb84fd90521490045abb70c1437c117a1c94fee3f62

  • SHA512

    53ea041e025ef377e1ab64f458ee25cb7142099067129415f5296be8bef4223760cbb689eefc044f110ed9f1e4dd2a6c11b5e6eae294c81dc44d307bbe4a6ae5

  • SSDEEP

    196608:rxm5MctdEEAJTpMEa66Ey+/xwAB04awWOAQwlCkzj:pcjEEAJWEh65C30GW9lCkzj

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\0287602f6957ebe876a4afb84fd90521490045abb70c1437c117a1c94fee3f62.exe
    "C:\Users\Admin\AppData\Local\Temp\0287602f6957ebe876a4afb84fd90521490045abb70c1437c117a1c94fee3f62.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4224
    • C:\Users\Admin\AppData\Local\Temp\is-48VLE.tmp\0287602f6957ebe876a4afb84fd90521490045abb70c1437c117a1c94fee3f62.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-48VLE.tmp\0287602f6957ebe876a4afb84fd90521490045abb70c1437c117a1c94fee3f62.tmp" /SL5="$A0092,7269570,121856,C:\Users\Admin\AppData\Local\Temp\0287602f6957ebe876a4afb84fd90521490045abb70c1437c117a1c94fee3f62.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2260
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4144
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4908
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1628
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:2512
          • C:\Program Files (x86)\numGIF\numgif.exe
            "C:\Program Files (x86)\numGIF\numgif.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4204

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        1.5MB

        MD5

        bf39470a8fa0369141c5fa1ed3cbdf10

        SHA1

        5525d313550bf2dac3a60142ee30ce472b2afcd0

        SHA256

        df3dade887ace70f93afa9132d77d6878db148e8cb71cc52ddd5d0e19a3298e0

        SHA512

        39a5e754d92fde9b72cd6923b86b1a2b530af6d33d97fdf09abb3e25f61be45ec658be058851ce09b48f9660e88c11ceea6409e683d0a8986c7e8e1a4aa2d151

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

        Filesize

        1.7MB

        MD5

        701947e4ab4b2d5a3064e911d18e1e9a

        SHA1

        e442560465d4d094c07cab1177c69e7c3d90c02b

        SHA256

        9e1d743026501e30f0e8536564159d78e13f33f50961f973096381cf27dc54e7

        SHA512

        b1ee3855e1b10b7ea0e63a5acf2618b9fe8d0dc2f73adf9fb93e83b9fa087c82d405f4571f0f2331819928e94fd0c28f41875353f3507e96d5cff9803b347ad7

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

        Filesize

        1.2MB

        MD5

        7567d2bd5b1bf75ed4da2800aa84f48b

        SHA1

        0d541c03a67b6b47dfcc4f7867e2784ca75d36c9

        SHA256

        490bc7ae279a37d7faf459960b85de59149aac5de5ffbf0b693d1473992ed0b1

        SHA512

        7fe80a3e2c1d964a03acbf0ec4b9e6fa40e3919ba67c36a9bc79973e375cf005649aadc21d3f2402a1b78a1abfb6e6a1123f52887b328818249934164eb00ec0

      • C:\Users\Admin\AppData\Local\Temp\is-48VLE.tmp\0287602f6957ebe876a4afb84fd90521490045abb70c1437c117a1c94fee3f62.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-GVS0L.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-GVS0L.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/2260-163-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/2260-7-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/2260-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4204-186-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-189-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-208-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-205-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-159-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-157-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-202-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-199-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-162-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-196-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-166-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-167-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-170-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-173-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-176-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-179-0x0000000000740000-0x00000000007DE000-memory.dmp

        Filesize

        632KB

      • memory/4204-180-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-183-0x0000000000740000-0x00000000007DE000-memory.dmp

        Filesize

        632KB

      • memory/4204-193-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4204-190-0x0000000000740000-0x00000000007DE000-memory.dmp

        Filesize

        632KB

      • memory/4224-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4224-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4224-160-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4908-155-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4908-151-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4908-152-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4908-153-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB