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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2023, 21:02

General

  • Target

    baa56db876a29b5853ae4561d37cb2102c9cb9443b50b7b065763ebeb85e37e3.exe

  • Size

    6.9MB

  • MD5

    420db9770a8c085f13fdc4ea08fb7536

  • SHA1

    e6462fc07cc6be6045b8e45bdc4a96079bc20990

  • SHA256

    baa56db876a29b5853ae4561d37cb2102c9cb9443b50b7b065763ebeb85e37e3

  • SHA512

    3220d6805ed89612e226b90336e4acf66c8aa3fe59696afec75fa1019293a407d5601793e404e3711c3c57a3fdb58367ee041a253abef1dd4ee9a71e249cdab1

  • SSDEEP

    98304:y+koiRLFdsODKUdFxQ8k618KzAYYC9z3Bbgtev25o40nsZJjNw5MQNiEU4P5EKHl:Pz25G6bV1yYDuZxCWQNhUU2uNzj

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\baa56db876a29b5853ae4561d37cb2102c9cb9443b50b7b065763ebeb85e37e3.exe
    "C:\Users\Admin\AppData\Local\Temp\baa56db876a29b5853ae4561d37cb2102c9cb9443b50b7b065763ebeb85e37e3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Users\Admin\AppData\Local\Temp\is-AFL06.tmp\baa56db876a29b5853ae4561d37cb2102c9cb9443b50b7b065763ebeb85e37e3.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-AFL06.tmp\baa56db876a29b5853ae4561d37cb2102c9cb9443b50b7b065763ebeb85e37e3.tmp" /SL5="$B01CC,6985375,54272,C:\Users\Admin\AppData\Local\Temp\baa56db876a29b5853ae4561d37cb2102c9cb9443b50b7b065763ebeb85e37e3.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2628
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2188
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3532
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2304
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:4492
          • C:\Program Files (x86)\CRTGame\crtgame.exe
            "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
            3⤵
            • Executes dropped EXE
            PID:1816

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        1.0MB

        MD5

        5d74f1ea8509c351199832bd26a13b31

        SHA1

        0600b99824ea411e6edf60bcd5fb232dd6451ac6

        SHA256

        1f696df6119df72f466750811ff91f352b6321e57ca4995c37df6fef318fd144

        SHA512

        ce5681e58010ebfa0cca1add5a90d55a2add91f0a5359350954334ef9a2fc7e7be46e59806775565aee7dc55650f46163d5a282139d3e74bf14adb77b2183f42

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        1.3MB

        MD5

        142d781696931d1b18d22cbc64a1144d

        SHA1

        cc278554de2a91c6db61475f4793774ff3703164

        SHA256

        50f3b38e14820fc5569e1f9399e5cedbd4e243b1f0bb638b50b501242c168f25

        SHA512

        d29a409dc57de604e4f88ed1d3299dfcf226e98b5c71f3777cabd17daf7eadd6286aaadceff50520b518578fb4257ae3da5f29eca8e0d2a81ca3052ca3ba4f8a

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        138KB

        MD5

        effbc3d2592f605da00382e659cd02f4

        SHA1

        c347cdd53fc0688475a84cdc2ec92804e66ce436

        SHA256

        2aff2226f48573b0a071c7f019f87f7aa276bd31537c97068149cda01bb72679

        SHA512

        51df20f601f39d19affb966913553e67ef6c64500bcda1fc081c2653eb66142fb09e83c58ef0143bcb8a7e6b5db2f1df96959ba24bf8892a7f7106cc298d2d5e

      • C:\Users\Admin\AppData\Local\Temp\is-AFL06.tmp\baa56db876a29b5853ae4561d37cb2102c9cb9443b50b7b065763ebeb85e37e3.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-I7PQ7.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-I7PQ7.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1816-202-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-209-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-157-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-199-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-196-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-193-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-206-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-180-0x00000000007E0000-0x0000000000881000-memory.dmp

        Filesize

        644KB

      • memory/1816-186-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-190-0x00000000007E0000-0x0000000000881000-memory.dmp

        Filesize

        644KB

      • memory/1816-189-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-162-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-159-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-167-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-170-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-173-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-176-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-179-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1816-181-0x00000000007E0000-0x0000000000881000-memory.dmp

        Filesize

        644KB

      • memory/2628-163-0x0000000002200000-0x0000000002201000-memory.dmp

        Filesize

        4KB

      • memory/2628-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2628-10-0x0000000002200000-0x0000000002201000-memory.dmp

        Filesize

        4KB

      • memory/2648-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2648-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2648-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3532-154-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3532-155-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3532-152-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3532-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB