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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
    10/12/2023, 20:15

General

  • Target

    2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe

  • Size

    6.9MB

  • MD5

    66df321d9ba002fdbaff7a47fd4a84d6

  • SHA1

    a42b52a2853f8489f2de95bcaf8e274c74f60fba

  • SHA256

    2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5

  • SHA512

    2c23f7f85564c6283529ed40a7a9fac5badf30f4a20244dcb46748cd84c10c591876aef7bb30713d7569a9a5ae5dd7c704caeb50f2ff482239adae370b196950

  • SSDEEP

    196608:qA89BmaeXRdyXFnlUrU7o7Bz3HzNNn1jnNnTfMImG0zj:SBmakyVnlUQ7Wz3Tv1jNTh0zj

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\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe
    "C:\Users\Admin\AppData\Local\Temp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3140
    • C:\Users\Admin\AppData\Local\Temp\is-DF7NP.tmp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-DF7NP.tmp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp" /SL5="$6017C,6977575,54272,C:\Users\Admin\AppData\Local\Temp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1756
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:440
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4036
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2944
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:524
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:1728

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.2MB

        MD5

        b8e81dae6b2ed2e61fa165a7091f6f72

        SHA1

        3b683792957819b5411965dd35f47ec1b3588177

        SHA256

        011868ddead096706efd66240722cf8d98c95ff1b50ad53d6c5345f4b743b41c

        SHA512

        da35763c353aa082007f104a3756f1e820bd18a07d943d9d7ff0820367923375725eb31d4922d66c60d58cafe21e7999420bfd7b64db8bba32a132f4179fa473

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

        Filesize

        1.4MB

        MD5

        2edff3eba00e778f9ae77cb803653572

        SHA1

        d2af130e442e379f96d901f3274eff9d9fd8f9ab

        SHA256

        89dce9e5285e832bceaf936f84389dd30e76eafa61e44bb640f778388062dcbc

        SHA512

        e6d9809b06623c20a519d8429b7ba2dfe4d79206a78bc56b152a15a515f20097b8975152037a1c96c70112966f8f3d972e1be747a9478acbd33d86b27d1ce312

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

        Filesize

        222KB

        MD5

        99a26a668f544187ccc9f6bebd98243c

        SHA1

        845a4385da20fb99e44073553bfffe2142a0f988

        SHA256

        cec1ce4ee5107a2de24d64b5c2d97e5a63573d0a424268ab85545db05f26d0bd

        SHA512

        3a3299a4d13ad4de003af4a007774cb40432a8507df9c2109e9418d74eb7e43e251e419146944470435e848e66b8f3edc99f56603516ca85381974c7e5fbbf84

      • C:\Users\Admin\AppData\Local\Temp\is-49CDI.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-49CDI.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-DF7NP.tmp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/1756-163-0x0000000002340000-0x0000000002341000-memory.dmp

        Filesize

        4KB

      • memory/1756-10-0x0000000002340000-0x0000000002341000-memory.dmp

        Filesize

        4KB

      • memory/1756-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2944-179-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-189-0x00000000008F0000-0x0000000000992000-memory.dmp

        Filesize

        648KB

      • memory/2944-208-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-205-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-157-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-159-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-201-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-198-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-162-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-195-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-166-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-167-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-170-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-173-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-176-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-192-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-180-0x00000000008F0000-0x0000000000992000-memory.dmp

        Filesize

        648KB

      • memory/2944-185-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2944-188-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3140-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3140-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3140-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4036-154-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4036-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4036-152-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4036-155-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB