Analysis

  • max time kernel
    145s
  • max time network
    138s
  • 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, 23:55

General

  • Target

    7aa83b2680bdf6de5b2a3fd6b469a66a6537acc8c53d31c6698b357e45e965a3.exe

  • Size

    7.5MB

  • MD5

    733ed54385d12eac7bc2be3fc99db383

  • SHA1

    d19f78d9edf932431e95e96b74007dd394be88ae

  • SHA256

    7aa83b2680bdf6de5b2a3fd6b469a66a6537acc8c53d31c6698b357e45e965a3

  • SHA512

    d1f738d6d714adb71ab5e1c7896ad550dba1657553d29529c2b355dc75378ee28d44596ff87cfc4f34e3cb527856f7e8edb025716349ac207259eb115937e2af

  • SSDEEP

    196608:Vq/iLRC0OLkYNew6tjCtD2RQVsBp4UAzj:VHC9Lkuew6t2oCO9Azj

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\7aa83b2680bdf6de5b2a3fd6b469a66a6537acc8c53d31c6698b357e45e965a3.exe
    "C:\Users\Admin\AppData\Local\Temp\7aa83b2680bdf6de5b2a3fd6b469a66a6537acc8c53d31c6698b357e45e965a3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3804
    • C:\Users\Admin\AppData\Local\Temp\is-N6J1B.tmp\7aa83b2680bdf6de5b2a3fd6b469a66a6537acc8c53d31c6698b357e45e965a3.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-N6J1B.tmp\7aa83b2680bdf6de5b2a3fd6b469a66a6537acc8c53d31c6698b357e45e965a3.tmp" /SL5="$401EA,7577497,68096,C:\Users\Admin\AppData\Local\Temp\7aa83b2680bdf6de5b2a3fd6b469a66a6537acc8c53d31c6698b357e45e965a3.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4644
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2780
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1492
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4476
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:924
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:5052

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2.4MB

        MD5

        75c38047a182af3072f20469e17b6a28

        SHA1

        ef2e8462027076d84acc5752245eab98ace0ecbc

        SHA256

        e52bd444e2b5b680b02218a10e3f5a983c516808faadc3eca9f392cd9d9a1cc2

        SHA512

        d4a08b8550deff143165a686df5221b7573464f90e8f9cd1a919b4d51ea56b6f72d7ff7dfc7a3e72f74eedaf2cb9d29bfbe620e78c796070cbf5aef5a1e61ca1

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

        Filesize

        2.4MB

        MD5

        9056116e76422c73266bbb874b76fb22

        SHA1

        224f0788f1900b92a97d00fba7db9ffb1ad0952f

        SHA256

        56b59bebfedf9415aa1de40f8881a44238e587685c9d0eea7d23d0ad7cd41952

        SHA512

        beefdbee09c77983befb3ea64788b258831f7569009730c773a3e545ef2112a7d46e9f44082286fea4153d439ec138265482a14b88ad9dcfcad5426134d107ff

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

        Filesize

        2.3MB

        MD5

        2ace1706f7aa98f5fb736ead49d4a46e

        SHA1

        0b7da57456fc103ffcd095ed4de7dc9c3b4e6aaf

        SHA256

        ec5176ea63c1d3557418dceb24b376f69b781854d02b484cd1917d4b944bde33

        SHA512

        0bbd20cd1c6bdc35e2231d5eddacb74b2c5af8622b9eef2a58d1b2ca48761824161d4d31bd249eb33ff01f4d13e3494c23f996674fa66a8058340a83691108a6

      • C:\Users\Admin\AppData\Local\Temp\is-GG3FN.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-GG3FN.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-N6J1B.tmp\7aa83b2680bdf6de5b2a3fd6b469a66a6537acc8c53d31c6698b357e45e965a3.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/1492-154-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1492-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1492-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1492-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3804-1-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3804-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4476-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-180-0x0000000000A10000-0x0000000000AAE000-memory.dmp

        Filesize

        632KB

      • memory/4476-157-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-211-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-162-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-208-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-204-0x0000000000A10000-0x0000000000AAE000-memory.dmp

        Filesize

        632KB

      • memory/4476-167-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-170-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-173-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-176-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-179-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-181-0x0000000000A10000-0x0000000000AAE000-memory.dmp

        Filesize

        632KB

      • memory/4476-159-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-186-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-189-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-191-0x0000000000A10000-0x0000000000AAE000-memory.dmp

        Filesize

        632KB

      • memory/4476-193-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-196-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-199-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-202-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4476-203-0x0000000000A10000-0x0000000000AAE000-memory.dmp

        Filesize

        632KB

      • memory/4644-7-0x00000000006A0000-0x00000000006A1000-memory.dmp

        Filesize

        4KB

      • memory/4644-163-0x00000000006A0000-0x00000000006A1000-memory.dmp

        Filesize

        4KB

      • memory/4644-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB