Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    11-05-2024 11:31

General

  • Target

    57EC49D438753F3BDFEC6A616258B370.exe

  • Size

    8.7MB

  • MD5

    57ec49d438753f3bdfec6a616258b370

  • SHA1

    a34f757f5f2bd4763f04206c0d0cd32ab4491117

  • SHA256

    872a2f4decf76a5c8cf44a9b017a780847d8b3c50571433232e398ab0931c638

  • SHA512

    88bdae1b6a45efa83c4a9ff28a4549c33db28ba2bb1d1911d028090e9dc3831ef57f6577388844a4cfccc60dbca70315a7f9d7311f6638bcf00da97110e1c64a

  • SSDEEP

    196608:ITAJDpNk+Rl4/Xi/yRvyCyKuhBfldGdrmVLaY1rHgu:oAlzJ7yRvyCx+xpgu

Malware Config

Signatures

  • Detect ZGRat V1 4 IoCs
  • Modifies WinLogon for persistence 2 TTPs 6 IoCs
  • Process spawned unexpected child process 18 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 8 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 12 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 18 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\57EC49D438753F3BDFEC6A616258B370.exe
    "C:\Users\Admin\AppData\Local\Temp\57EC49D438753F3BDFEC6A616258B370.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Users\Admin\AppData\Local\Temp\Nursultan 1.16.5 Crack.exe
      "C:\Users\Admin\AppData\Local\Temp\Nursultan 1.16.5 Crack.exe"
      2⤵
      • Executes dropped EXE
      PID:2952
    • C:\Users\Admin\AppData\Local\Temp\leetcrack.exe
      "C:\Users\Admin\AppData\Local\Temp\leetcrack.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1052
      • C:\Users\Admin\AppData\Local\Temp\3b73a6fa2092a350d795.exe
        "C:\Users\Admin\AppData\Local\Temp\3b73a6fa2092a350d795.exe"
        3⤵
        • Executes dropped EXE
        PID:2580
      • C:\Users\Admin\AppData\Local\Temp\portmonitor.exe
        "C:\Users\Admin\AppData\Local\Temp\portmonitor.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2664
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Webnet\xEX0MYAV03ULsqYY87UbhI7XqesjrcJfyK7h.vbe"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2712
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c ""C:\Webnet\x9qTsv13UFeYw.bat" "
            5⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2492
            • C:\Webnet\portmonitor.exe
              "C:\Webnet/portmonitor.exe"
              6⤵
              • Modifies WinLogon for persistence
              • Executes dropped EXE
              • Adds Run key to start application
              • Drops file in Program Files directory
              • Drops file in Windows directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:2620
              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\mocxawal\mocxawal.cmdline"
                7⤵
                • Drops file in System32 directory
                • Suspicious use of WriteProcessMemory
                PID:1524
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
                  C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES56C7.tmp" "c:\Windows\System32\CSC15095AE679534D93A1129E323EC159DD.TMP"
                  8⤵
                    PID:2292
                • C:\Windows\System32\cmd.exe
                  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\5obdLD0Uw4.bat"
                  7⤵
                  • Suspicious use of WriteProcessMemory
                  PID:576
                  • C:\Windows\system32\chcp.com
                    chcp 65001
                    8⤵
                      PID:2208
                    • C:\Windows\system32\w32tm.exe
                      w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
                      8⤵
                        PID:2168
                      • C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\csrss.exe
                        "C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\csrss.exe"
                        8⤵
                        • Executes dropped EXE
                        • Suspicious behavior: GetForegroundWindowSpam
                        • Suspicious use of AdjustPrivilegeToken
                        PID:1760
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\csrss.exe'" /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:2836
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\csrss.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:2148
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\csrss.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:2260
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "cmdc" /sc MINUTE /mo 8 /tr "'C:\Windows\Vss\cmd.exe'" /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:2276
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "cmd" /sc ONLOGON /tr "'C:\Windows\Vss\cmd.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:780
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "cmdc" /sc MINUTE /mo 11 /tr "'C:\Windows\Vss\cmd.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:896
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "smsss" /sc MINUTE /mo 14 /tr "'C:\Program Files\Google\Chrome\Application\SetupMetrics\smss.exe'" /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:1248
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Program Files\Google\Chrome\Application\SetupMetrics\smss.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:1964
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "smsss" /sc MINUTE /mo 9 /tr "'C:\Program Files\Google\Chrome\Application\SetupMetrics\smss.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:2044
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 10 /tr "'C:\Program Files\Google\System.exe'" /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:2116
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files\Google\System.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:1020
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 12 /tr "'C:\Program Files\Google\System.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:1756
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "lsml" /sc MINUTE /mo 7 /tr "'C:\Windows\ja-JP\lsm.exe'" /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:1976
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Windows\ja-JP\lsm.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:1500
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "lsml" /sc MINUTE /mo 10 /tr "'C:\Windows\ja-JP\lsm.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:1880
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "portmonitorp" /sc MINUTE /mo 6 /tr "'C:\Webnet\portmonitor.exe'" /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:1624
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "portmonitor" /sc ONLOGON /tr "'C:\Webnet\portmonitor.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:2024
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "portmonitorp" /sc MINUTE /mo 5 /tr "'C:\Webnet\portmonitor.exe'" /rl HIGHEST /f
          1⤵
          • Process spawned unexpected child process
          • Creates scheduled task(s)
          PID:2872

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\5obdLD0Uw4.bat

          Filesize

          258B

          MD5

          a8bd512e3a2a47abd6b0da4f33326958

          SHA1

          d7be71f11a733fe23346f603fe2ab29020f56d15

          SHA256

          6c6dff50ed401b43fa212eaf7fc52335e5c9c78c6c8321d09419bec7aa33d8ac

          SHA512

          81230b96229d8fadfae82951d8f6b9b15b57129b5e6fe9ea6a99c3b4ec04e4be7e2ecbb0654ff0ff03a5ff3378b0a09ae9d35233b664a715ba00cd845b05cdac

        • C:\Users\Admin\AppData\Local\Temp\RES56C7.tmp

          Filesize

          1KB

          MD5

          42700c43783c306621d9f079a80954e8

          SHA1

          73bcf719ef2b0976b49b4b881397e83328c07e95

          SHA256

          41d8b62b8b4758d04fd236c294c0209a4597ff885455dc6612c5320bd6b6720c

          SHA512

          8615ce9da93336447f7b4330c1aa7d2c7e80e3be71f56150638918cd90aca61bc34dc1c502c61df0d200637046a512c8a383bb9d5c59259424eb9c82697243b5

        • C:\Webnet\portmonitor.exe

          Filesize

          3.5MB

          MD5

          aa6c98cd853bf585a410394fd10817dc

          SHA1

          ceab1865997ae2c6e070a9c6adf6b129cf2ad383

          SHA256

          fc45eebea5ae88160a2ac49fe7e027baeee028c4f4b021794726a04ecea8c90b

          SHA512

          2ada05425dce38fd9fe48c9ceb6a21c59c5e7088274c4445dfde054974f14f8feba5012909c5a75d7932a6bcbb488e38d34d9c970cd61c636ee13abc59e06562

        • C:\Webnet\x9qTsv13UFeYw.bat

          Filesize

          84B

          MD5

          5bcb417bd38f4db1936b88b262c0f7ad

          SHA1

          d724fa06c67a7740497576d08b2c9b5b77c7eca4

          SHA256

          f4374316bbc474ade932922a7ae28b6ded46b26a39ec4f3d1042b342a9bb9f07

          SHA512

          9706324f2d9ad3e617987927e63a8a1372c18139a465c17ad5ff8a45d21c09b17571f1de7ae98714310d4a7e0a6f8e40d9148c87c93324c9eacd99f0ab2a2e6c

        • C:\Webnet\xEX0MYAV03ULsqYY87UbhI7XqesjrcJfyK7h.vbe

          Filesize

          209B

          MD5

          1fefc5b72cd89c9f83dcf8a47b254f58

          SHA1

          909c965e493baab2203bac16be714cfb88a75f0d

          SHA256

          7f03a5563b7186e6c6efa09392c843783b9a3375bcfbe29e4b9c8fc6f3032c3c

          SHA512

          5bada5c497c306276c348569995cb254b3e6dcf2a8c10e48eadded26b69e7d5690503b8d9610f46b91a28effbe4be8d7345938d8c59d9f5343186f4d60e526ca

        • \??\c:\Users\Admin\AppData\Local\Temp\mocxawal\mocxawal.0.cs

          Filesize

          414B

          MD5

          db42885e339b5f9842f24c1f839ffe6a

          SHA1

          ca96e9ed3189b39cbb4d1db0b1279d03bbe70888

          SHA256

          6ada078299810def2123d4843596330b8049ffae9ad9cd34ab0786ad4357923b

          SHA512

          169fead6b32c0a4a4d392e06dd5722a306c2b2ac13027f765a6847886ac59cc5a778fe86b2e9095615abaaa61f0f812b3e70ad04419d148714b050975015e53b

        • \??\c:\Users\Admin\AppData\Local\Temp\mocxawal\mocxawal.cmdline

          Filesize

          235B

          MD5

          59a79aad58227801f633edb76af1cd95

          SHA1

          0006e5fd0d7061714f3d4e2d98c732139038fbec

          SHA256

          3ab02e342720f0c27a7a843a41dd26306781f7ee1710692b7dcf7c74deccd03a

          SHA512

          6ab71e89276ca7bdc38b64afc5c11a4955f89c68f1c2877f0f616fea9cc71570c5abdded1e39740506c894145119f6525d50200c436e214bab88aeb1d1add91b

        • \??\c:\Windows\System32\CSC15095AE679534D93A1129E323EC159DD.TMP

          Filesize

          1KB

          MD5

          3fcb2bd8a227751c0367dff5940613bb

          SHA1

          bcca174ab4499de5713d836fbc368966aa1f5b2c

          SHA256

          aca1f364ec354097cdecc50336698c1180b10ae84fc6051eab154482e0965e8c

          SHA512

          c7357bb6ee27df96ba39066e893ce8521cb1d5c550be24ced7f860e11cc36ecc04fbec14f61da920bca04e0ae150df8dbc53de0c4a6880afa6067bccfe767672

        • \Users\Admin\AppData\Local\Temp\3b73a6fa2092a350d795.exe

          Filesize

          5.2MB

          MD5

          b86bbb42b26e72a601087f68cda89208

          SHA1

          baca49e35da3b83cd56ba579d61f98e9b137debe

          SHA256

          320eff01b2a5b520853cd9b0c7486b3d9992dce2f9308f267069a60f88f8deb0

          SHA512

          e98dfeb55d6053d6e2ec323f4665b4ea8cdb5bae0807ac70ac5dbb6cf7f3e8e1ba6a2ad099f8232b0e0ca9a738a9baf7d132957fb5d503c78283b229e35ed974

        • \Users\Admin\AppData\Local\Temp\Nursultan 1.16.5 Crack.exe

          Filesize

          8KB

          MD5

          068a3a015a2821ab745a03dbae612233

          SHA1

          91c358a556d51466918c76c01ead079a484ce35a

          SHA256

          d87f2189c12aa65a1bd52c1a39d1f14d58753dd76d291eebba32d5a0dde74d67

          SHA512

          d18d483af543ac72a204b076f897fe62284a0479fdb5a407ef69d51588ccc9589465d94f5a4dce6fc3d36ce6667a42d6513e4a05ce2fde7b0794e1745aa0bb9e

        • \Users\Admin\AppData\Local\Temp\leetcrack.exe

          Filesize

          8.7MB

          MD5

          93144ffd83e528ff8651605be2d2c1a4

          SHA1

          6c661ce690ecd3ecd21c8953e410543fcf8a69ad

          SHA256

          4ded33a5b292e88739e50c25c4db2ec8a4b444b21431f3daba87a2573965bd60

          SHA512

          5236edcac0e56126c0f83eccc930a96548788694e1505ee0f74e77ed41582b1c92573de2fef0bf1e69fa3e9bc355f45f4671a67da66612e1a24b8eb849ea668c

        • \Users\Admin\AppData\Local\Temp\portmonitor.exe

          Filesize

          3.8MB

          MD5

          3d686dda8f890bef092779bc682dec10

          SHA1

          2e6f12de7a5d4febe798a63b2f8914458741bf7f

          SHA256

          af9b7828f0661720eeaac5931f160f7db17dbf6c1ddcd7020a0c06a4deb2b7d4

          SHA512

          cb32222a74d01de5c99e5096e1e00f86ab54af0db9e6b560b5952de2ab1c654ebde7331e80302dedb387acc7ad7c98eae3748cf3bf2bb78c1d0a5088db881f58

        • memory/1052-33-0x0000000003780000-0x00000000043AA000-memory.dmp

          Filesize

          12.2MB

        • memory/1760-125-0x0000000000EA0000-0x000000000122E000-memory.dmp

          Filesize

          3.6MB

        • memory/2580-35-0x000000013FED0000-0x0000000140AFA000-memory.dmp

          Filesize

          12.2MB

        • memory/2620-68-0x0000000000C30000-0x0000000000C42000-memory.dmp

          Filesize

          72KB

        • memory/2620-84-0x0000000000ED0000-0x0000000000EDE000-memory.dmp

          Filesize

          56KB

        • memory/2620-66-0x0000000000A50000-0x0000000000A5E000-memory.dmp

          Filesize

          56KB

        • memory/2620-62-0x0000000000A10000-0x0000000000A20000-memory.dmp

          Filesize

          64KB

        • memory/2620-70-0x0000000000C10000-0x0000000000C20000-memory.dmp

          Filesize

          64KB

        • memory/2620-72-0x0000000000EF0000-0x0000000000F06000-memory.dmp

          Filesize

          88KB

        • memory/2620-74-0x0000000000F10000-0x0000000000F22000-memory.dmp

          Filesize

          72KB

        • memory/2620-76-0x0000000000C20000-0x0000000000C2E000-memory.dmp

          Filesize

          56KB

        • memory/2620-78-0x0000000000C50000-0x0000000000C60000-memory.dmp

          Filesize

          64KB

        • memory/2620-80-0x0000000000DC0000-0x0000000000DD0000-memory.dmp

          Filesize

          64KB

        • memory/2620-82-0x000000001AC40000-0x000000001AC9A000-memory.dmp

          Filesize

          360KB

        • memory/2620-64-0x0000000000A20000-0x0000000000A30000-memory.dmp

          Filesize

          64KB

        • memory/2620-86-0x0000000000EE0000-0x0000000000EF0000-memory.dmp

          Filesize

          64KB

        • memory/2620-88-0x0000000000F30000-0x0000000000F3E000-memory.dmp

          Filesize

          56KB

        • memory/2620-90-0x0000000000FF0000-0x0000000001008000-memory.dmp

          Filesize

          96KB

        • memory/2620-92-0x0000000000F40000-0x0000000000F4C000-memory.dmp

          Filesize

          48KB

        • memory/2620-94-0x000000001B860000-0x000000001B8AE000-memory.dmp

          Filesize

          312KB

        • memory/2620-60-0x0000000000BF0000-0x0000000000C08000-memory.dmp

          Filesize

          96KB

        • memory/2620-58-0x0000000000430000-0x0000000000440000-memory.dmp

          Filesize

          64KB

        • memory/2620-56-0x0000000000A30000-0x0000000000A4C000-memory.dmp

          Filesize

          112KB

        • memory/2620-54-0x0000000000420000-0x000000000042E000-memory.dmp

          Filesize

          56KB

        • memory/2620-52-0x00000000009E0000-0x0000000000A06000-memory.dmp

          Filesize

          152KB

        • memory/2620-50-0x00000000010D0000-0x000000000145E000-memory.dmp

          Filesize

          3.6MB