Analysis

  • max time kernel
    118s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/01/2025, 14:56

General

  • Target
    d906b52e39fbd3d174bc7ceecde5d6a45ff0c9c60cec66d9d9a38364bfd470cf.exe
  • Size 28KB
  • Sample250127-sbb5datnaw
  • SHA256 d906b52e39fbd3d174bc7ceecde5d6a45ff0c9c60cec66d9d9a38364bfd470cf
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 18 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 9 IoCs
  • UPX packed file 20 IoCs

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

  • Drops file in Windows directory 9 IoCs
  • Program crash 9 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d906b52e39fbd3d174bc7ceecde5d6a45ff0c9c60cec66d9d9a38364bfd470cf.exe
    "C:\Users\Admin\AppData\Local\Temp\d906b52e39fbd3d174bc7ceecde5d6a45ff0c9c60cec66d9d9a38364bfd470cf.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4680
    • C:\Windows\{13471E15-53C5-4c50-B22A-584800192C74}.exe
      C:\Windows\{13471E15-53C5-4c50-B22A-584800192C74}.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2716
      • C:\Windows\{BEFB07B0-98F1-46bb-A9B0-5901DFD365B3}.exe
        C:\Windows\{BEFB07B0-98F1-46bb-A9B0-5901DFD365B3}.exe
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3872
        • C:\Windows\{B3FB87B5-1149-4a6e-8427-B6D621F812A6}.exe
          C:\Windows\{B3FB87B5-1149-4a6e-8427-B6D621F812A6}.exe
          4⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1604
          • C:\Windows\{A1318A49-4ED1-4fbc-939C-76AEA74B9A51}.exe
            C:\Windows\{A1318A49-4ED1-4fbc-939C-76AEA74B9A51}.exe
            5⤵
            • Boot or Logon Autostart Execution: Active Setup
            • Executes dropped EXE
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:440
            • C:\Windows\{E6619CBB-03E9-4bf0-82F3-6C868DF1D193}.exe
              C:\Windows\{E6619CBB-03E9-4bf0-82F3-6C868DF1D193}.exe
              6⤵
              • Boot or Logon Autostart Execution: Active Setup
              • Executes dropped EXE
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3620
              • C:\Windows\{77614FDD-040D-4c9a-B803-65BEB1C5B32C}.exe
                C:\Windows\{77614FDD-040D-4c9a-B803-65BEB1C5B32C}.exe
                7⤵
                • Boot or Logon Autostart Execution: Active Setup
                • Executes dropped EXE
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:3880
                • C:\Windows\{F5BD8F6A-58B4-4833-8286-5C7CD563DE52}.exe
                  C:\Windows\{F5BD8F6A-58B4-4833-8286-5C7CD563DE52}.exe
                  8⤵
                  • Boot or Logon Autostart Execution: Active Setup
                  • Executes dropped EXE
                  • Drops file in Windows directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of WriteProcessMemory
                  PID:212
                  • C:\Windows\{EAEA7A5F-C665-4622-9353-1A4CEC2E0FBD}.exe
                    C:\Windows\{EAEA7A5F-C665-4622-9353-1A4CEC2E0FBD}.exe
                    9⤵
                    • Boot or Logon Autostart Execution: Active Setup
                    • Executes dropped EXE
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:2996
                    • C:\Windows\{B4B71899-6BB2-45d9-AD3F-77EA80C42B4B}.exe
                      C:\Windows\{B4B71899-6BB2-45d9-AD3F-77EA80C42B4B}.exe
                      10⤵
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      PID:4480
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 808
                      10⤵
                      • Program crash
                      PID:2636
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 732
                    9⤵
                    • Program crash
                    PID:3696
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3880 -s 780
                  8⤵
                  • Program crash
                  PID:3412
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 3620 -s 804
                7⤵
                • Program crash
                PID:5108
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 440 -s 744
              6⤵
              • Program crash
              PID:228
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 696
            5⤵
            • Program crash
            PID:1888
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 764
          4⤵
          • Program crash
          PID:4100
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2716 -s 696
        3⤵
        • Program crash
        PID:5012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4680 -s 736
      2⤵
      • Program crash
      PID:2296
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4680 -ip 4680
    1⤵
      PID:4140
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2716 -ip 2716
      1⤵
        PID:4228
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3872 -ip 3872
        1⤵
          PID:3388
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1604 -ip 1604
          1⤵
            PID:1444
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 440 -ip 440
            1⤵
              PID:60
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3620 -ip 3620
              1⤵
                PID:784
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3880 -ip 3880
                1⤵
                  PID:4640
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 212 -ip 212
                  1⤵
                    PID:3964
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2996 -ip 2996
                    1⤵
                      PID:2260

                    Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          {13471E15-53C5-4c50-B22A-584800192C74}.exe

                          • Path C:\Windows\{13471E15-53C5-4c50-B22A-584800192C74}.exe
                          • Size 28KB
                          • SHA256 318e62552b37edffa859012342da778f8b213f067af893b4c480019a332070e6
                          • MD5 SHA1 SHA512 SSDEEP

                          {77614FDD-040D-4c9a-B803-65BEB1C5B32C}.exe

                          • Path C:\Windows\{77614FDD-040D-4c9a-B803-65BEB1C5B32C}.exe
                          • Size 28KB
                          • SHA256 729608b60b658d6718a96dc7e67a67e0937577fba7fdabb4cb5c29893a97859e
                          • MD5 SHA1 SHA512 SSDEEP

                          {A1318A49-4ED1-4fbc-939C-76AEA74B9A51}.exe

                          • Path C:\Windows\{A1318A49-4ED1-4fbc-939C-76AEA74B9A51}.exe
                          • Size 28KB
                          • SHA256 85b10ffd5f54f1afea01b8f0c26775f524b437934b228aac6a99ec9fe8b2c2e9
                          • MD5 SHA1 SHA512 SSDEEP

                          {B3FB87B5-1149-4a6e-8427-B6D621F812A6}.exe

                          • Path C:\Windows\{B3FB87B5-1149-4a6e-8427-B6D621F812A6}.exe
                          • Size 28KB
                          • SHA256 2ce4b2117848623c766329041ecd6937e61bb501034253ea88d84c75c6abbd3a
                          • MD5 SHA1 SHA512 SSDEEP

                          {B4B71899-6BB2-45d9-AD3F-77EA80C42B4B}.exe

                          • Path C:\Windows\{B4B71899-6BB2-45d9-AD3F-77EA80C42B4B}.exe
                          • Size 28KB
                          • SHA256 c5dde0ca58d6925c632d7d9ae47369f10e84685a97ae5dc41cf5a034157c11f1
                          • MD5 SHA1 SHA512 SSDEEP

                          {BEFB07B0-98F1-46bb-A9B0-5901DFD365B3}.exe

                          • Path C:\Windows\{BEFB07B0-98F1-46bb-A9B0-5901DFD365B3}.exe
                          • Size 28KB
                          • SHA256 9660b2d1f2a3060007160d560be436cce223c06065f4caf290737bf85c864cd1
                          • MD5 SHA1 SHA512 SSDEEP

                          {E6619CBB-03E9-4bf0-82F3-6C868DF1D193}.exe

                          • Path C:\Windows\{E6619CBB-03E9-4bf0-82F3-6C868DF1D193}.exe
                          • Size 28KB
                          • SHA256 3d165d7d9dab2945b761a1b536aa88e34775024d3e8761b52d7ba4fac3099646
                          • MD5 SHA1 SHA512 SSDEEP

                          {EAEA7A5F-C665-4622-9353-1A4CEC2E0FBD}.exe

                          • Path C:\Windows\{EAEA7A5F-C665-4622-9353-1A4CEC2E0FBD}.exe
                          • Size 28KB
                          • SHA256 c9629468d70c66bce1c122d9c40795246c7a778ed7d2dca4e6102cbeddc2fc7a
                          • MD5 SHA1 SHA512 SSDEEP

                          {F5BD8F6A-58B4-4833-8286-5C7CD563DE52}.exe

                          • Path C:\Windows\{F5BD8F6A-58B4-4833-8286-5C7CD563DE52}.exe
                          • Size 28KB
                          • SHA256 617ace547eda3230990981703ec2a69dc5be30beef0f2cbe57dfbd6e8b5f9c9d
                          • MD5 SHA1 SHA512 SSDEEP

                          memory/212-49-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/440-30-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/1604-24-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/2716-12-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/2996-55-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/3620-37-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/3872-18-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/3880-43-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/4680-0-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/4680-6-0x0000000000400000-0x0000000000412000-memory.dmp

                          memory/4680-1-0x0000000000400000-0x0000000000412000-memory.dmp