Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2025, 07:43

General

  • Target

    rSKM_BH450i2411.scr.exe

  • Size

    1.6MB

  • MD5

    fd369e87839e7d68d18209317decc88e

  • SHA1

    116042c1f6f8e98adcc054cca6817daba5c2ac99

  • SHA256

    0d8d4ae98a1216a5e84c11a34b8c9e9f87f92753cd49029c709bec46cde8845e

  • SHA512

    a44f46bb7e8f7df4e975e96557adc538202d7afb987b6193298a5a2b285962e41b5769013b27b402f55ea7802d04c63f5144218fa95eb155ec86dcb8b9aeb59b

  • SSDEEP

    49152:Gp1cZwfxJMCbRblfBO1h1TqnNa7Ic82rW:GUyRblJwTqnNNd

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 61 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rSKM_BH450i2411.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\rSKM_BH450i2411.scr.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\\ProgramData\\3904.cmd
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3436
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
        3⤵
          PID:5296
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1752
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2464
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\\ProgramData\\33513.cmd
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2844
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 10
          3⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:3520
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\\ProgramData\\5.cmd
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5272
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Kfuuzumr" /tr C:\\ProgramData\\Kfuuzumr.url"
          3⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2532
      • C:\ProgramData\Adobe\Adobe.exe
        "C:\ProgramData\Adobe\Adobe.exe"
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:5056
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\ProgramData\Adobe\Adobe.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3092
      • C:\ProgramData\Adobe\Adobe.exe
        C:\ProgramData\Adobe\Adobe.exe
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5832
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5832 -s 1264
          3⤵
          • Program crash
          PID:4576
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\ProgramData\Adobe\Adobe.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:5128
      • C:\ProgramData\Adobe\Adobe.exe
        C:\ProgramData\Adobe\Adobe.exe
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5756 -s 1156
          3⤵
          • Program crash
          PID:4672
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe "C:\Windows\System32\ieframe.dll",OpenURL C:\\ProgramData\\Kfuuzumr.url
      1⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:5160
      • C:\Users\Admin\Links\Kfuuzumr.PIF
        "C:\Users\Admin\Links\Kfuuzumr.PIF"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2488
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 1296
          3⤵
          • Program crash
          PID:1176
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 5756 -ip 5756
      1⤵
        PID:4532
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5832 -ip 5832
        1⤵
          PID:5912
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2488 -ip 2488
          1⤵
            PID:1720
          • C:\Windows\System32\rundll32.exe
            C:\Windows\System32\rundll32.exe "C:\Windows\System32\ieframe.dll",OpenURL C:\\ProgramData\\Kfuuzumr.url
            1⤵
            • Checks computer location settings
            • Suspicious use of WriteProcessMemory
            PID:2656
            • C:\Users\Admin\Links\Kfuuzumr.PIF
              "C:\Users\Admin\Links\Kfuuzumr.PIF"
              2⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:4404
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 4404 -s 1256
                3⤵
                • Program crash
                PID:5520
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4404 -ip 4404
            1⤵
              PID:1764

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\ProgramData\33513.cmd

              Filesize

              2KB

              MD5

              9a020804eba1ffac2928d7c795144bbf

              SHA1

              61fdc4135afdc99e106912aeafeac9c8a967becc

              SHA256

              a86c6c7a2bf9e12c45275a5e7ebebd5e6d2ba302fe0a12600b7c9fdf283d9e63

              SHA512

              42f6d754f1bdbeb6e4cc7aeb57ff4c4d126944f950d260a0839911e576ad16002c16122f81c1d39fa529432dca0a48c9acfbb18804ca9044425c8e424a5518be

            • C:\ProgramData\3904.cmd

              Filesize

              19KB

              MD5

              1df650cca01129127d30063634ab5c03

              SHA1

              bc7172dec0b12b05f2247bd5e17751eb33474d4e

              SHA256

              edd4094e7a82a6ff8be65d6b075e9513bd15a6b74f8032b5c10ce18f7191fa60

              SHA512

              0bddf9ecaaedb0c30103a1fbfb644d6d4f7608bd596403307ed89b2390568c3a29e2cf55d10e2eadbfc407ede52eaf9a4f2321ba5f37e358a1039f73c7688fbd

            • C:\ProgramData\5.cmd

              Filesize

              83B

              MD5

              932f70d0b3adf5dd1572dd8c65995f53

              SHA1

              1d423b68b845aace9aed6359eda07cdafb5a8dfe

              SHA256

              0a5ed16d85ef214cb8e4d0453ae4d2651cc542aeeabc76f5eeb456ffd053d146

              SHA512

              e9d5a02e760d546a8b0b7ce457fa40e099e5ef9d591a6a3bdfebdff58c1383ea48024b191e05a33c392bb809832d12f915b271c563335557bc79cd4268e2ad92

            • C:\ProgramData\Adobe\Adobe.exe

              Filesize

              1.6MB

              MD5

              fd369e87839e7d68d18209317decc88e

              SHA1

              116042c1f6f8e98adcc054cca6817daba5c2ac99

              SHA256

              0d8d4ae98a1216a5e84c11a34b8c9e9f87f92753cd49029c709bec46cde8845e

              SHA512

              a44f46bb7e8f7df4e975e96557adc538202d7afb987b6193298a5a2b285962e41b5769013b27b402f55ea7802d04c63f5144218fa95eb155ec86dcb8b9aeb59b

            • C:\ProgramData\Kfuuzumr.url

              Filesize

              99B

              MD5

              4dc2feb0ed67c213748d9753032a2548

              SHA1

              b575924696589f2bc2dc72131af4ae5225425d43

              SHA256

              ccf5c5463835e34453281e20529f54be4fef5a4f5d89e9caca436cc9a353dc59

              SHA512

              22c0d9efe6f580152b2bd8f733ba5840420d9228ffc24539d15f26092af9b0bf1ab779513f2c812ed05f478b3a4a8b76946b37d8bc35e742f7e642d085c72034

            • C:\Users\Public\alpha.pif

              Filesize

              231KB

              MD5

              d0fce3afa6aa1d58ce9fa336cc2b675b

              SHA1

              4048488de6ba4bfef9edf103755519f1f762668f

              SHA256

              4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22

              SHA512

              80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2

            • memory/3512-45-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-36-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-7-0x0000000000400000-0x0000000000599000-memory.dmp

              Filesize

              1.6MB

            • memory/3512-15-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-14-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-4-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-5-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-9-0x00000000021E0000-0x00000000021E1000-memory.dmp

              Filesize

              4KB

            • memory/3512-31-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-32-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-65-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-64-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-63-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-62-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-61-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-60-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-59-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-58-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-56-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-55-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-54-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-53-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-51-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-50-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-49-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-48-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-47-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-46-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-2-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-44-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-43-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-42-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-1-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-35-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-40-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-34-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-33-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-29-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-57-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-52-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-23-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-20-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-41-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-39-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-38-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-37-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-30-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-28-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-13-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-27-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-26-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-12-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-25-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-24-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-11-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-22-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-10-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-21-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-19-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-8-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-18-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-17-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-0-0x00000000021E0000-0x00000000021E1000-memory.dmp

              Filesize

              4KB

            • memory/3512-16-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB

            • memory/3512-6-0x0000000002910000-0x0000000003910000-memory.dmp

              Filesize

              16.0MB