Analysis

  • max time kernel
    132s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 10:08

General

  • Target

    6ad4c22533cf835aaafd24303e155aa431d3aa38c1746dc8fccf2924e0be4b63.exe

  • Size

    665KB

  • MD5

    514f53dc14b8ea04dca91445ab18803c

  • SHA1

    533091f1ce214bd16cc0334f7c4ab091c7417d8d

  • SHA256

    6ad4c22533cf835aaafd24303e155aa431d3aa38c1746dc8fccf2924e0be4b63

  • SHA512

    ba4f1c35fe055aefafe650782d16deba9a2cd383ca47ab255ec561efc938a542bd52f40dbda26f12534b5b4388c5a80708a68b87d43c40c99aa105498e449cd7

  • SSDEEP

    12288:FEMabC8uxlpPYZcQbLcopr+R1UhLmmK5hCBhVzwUfNO1OpX36jM:6M+PklOZVbLc2rW+LIETzwJG36A

Malware Config

Signatures

  • Detect rhadamanthys stealer shellcode 4 IoCs
  • ModiLoader, DBatLoader

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

  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • ModiLoader Second Stage 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ad4c22533cf835aaafd24303e155aa431d3aa38c1746dc8fccf2924e0be4b63.exe
    "C:\Users\Admin\AppData\Local\Temp\6ad4c22533cf835aaafd24303e155aa431d3aa38c1746dc8fccf2924e0be4b63.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1072
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\WybbwkmkO.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:764
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" ECHO F"
        3⤵
          PID:3832
        • C:\Windows\SysWOW64\xcopy.exe
          xcopy "easinvoker.exe" "C:\Windows \System32\" /K /D /H /Y
          3⤵
          • Enumerates system info in registry
          PID:220
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" ECHO F"
          3⤵
            PID:4664
          • C:\Windows\SysWOW64\xcopy.exe
            xcopy "netutils.dll" "C:\Windows \System32\" /K /D /H /Y
            3⤵
            • Enumerates system info in registry
            PID:4156
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" ECHO F"
            3⤵
              PID:4648
            • C:\Windows\SysWOW64\xcopy.exe
              xcopy "KDECO.bat" "C:\Windows \System32\" /K /D /H /Y
              3⤵
              • Enumerates system info in registry
              PID:2636
            • C:\Windows \System32\easinvoker.exe
              "C:\Windows \System32\easinvoker.exe"
              3⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:984
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c ""C:\windows \system32\KDECO.bat""
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:3188
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  powershell -WindowStyle Hidden -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"
                  5⤵
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3152
            • C:\Windows\SysWOW64\PING.EXE
              ping 127.0.0.1 -n 6
              3⤵
              • Runs ping.exe
              PID:4520
          • C:\Users\Admin\AppData\Local\Temp\6ad4c22533cf835aaafd24303e155aa431d3aa38c1746dc8fccf2924e0be4b63.exe
            C:\Users\Admin\AppData\Local\Temp\6ad4c22533cf835aaafd24303e155aa431d3aa38c1746dc8fccf2924e0be4b63.exe
            2⤵
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:2920
            • C:\Windows\system32\dllhost.exe
              "C:\Windows\system32\dllhost.exe"
              3⤵
              • Accesses Microsoft Outlook profiles
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              • outlook_office_path
              • outlook_win_path
              PID:4620

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Discovery

        Query Registry

        2
        T1012

        System Information Discovery

        2
        T1082

        Remote System Discovery

        1
        T1018

        Collection

        Email Collection

        1
        T1114

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1erfi3x.oiz.ps1
          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Public\Libraries\KDECO.bat
          Filesize

          155B

          MD5

          213c60adf1c9ef88dc3c9b2d579959d2

          SHA1

          e4d2ad7b22b1a8b5b1f7a702b303c7364b0ee021

          SHA256

          37c59c8398279916cfce45f8c5e3431058248f5e3bef4d9f5c0f44a7d564f82e

          SHA512

          fe897d9caa306b0e761b2fd61bb5dc32a53bfaad1ce767c6860af4e3ad59c8f3257228a6e1072dab0f990cb51c59c648084ba419ac6bc5c0a99bdffa569217b7

        • C:\Users\Public\Libraries\WybbwkmkO.bat
          Filesize

          411B

          MD5

          55aba243e88f6a6813c117ffe1fa5979

          SHA1

          210b9b028a4b798c837a182321dbf2e50d112816

          SHA256

          5a11c5641c476891aa30e7ecfa57c2639f6827d8640061f73e9afec0adbbd7d2

          SHA512

          68009c4c9bbea75a3bfa9f79945d30957a95691ea405d031b4ca7f1cb47504bbc768fcae59173885743ad4d6cfdd2313c3fe0acb515e34e5c809ecdc7f45e307

        • C:\Users\Public\Libraries\easinvoker.exe
          Filesize

          128KB

          MD5

          231ce1e1d7d98b44371ffff407d68b59

          SHA1

          25510d0f6353dbf0c9f72fc880de7585e34b28ff

          SHA256

          30951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96

          SHA512

          520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612

        • C:\Users\Public\Libraries\netutils.dll
          Filesize

          109KB

          MD5

          121948efb4f731c8bf4af1aeca4e31c8

          SHA1

          68000731f4e952e8bce50b62a42ff1c1088aa20c

          SHA256

          f0799059086aff98937a56b1f576a38b5f431aef165b7d65ee44e129c1a1daae

          SHA512

          229d0ebefc20edeef1e11e29d1bbddfdd668d1e3abd46e0129fe0359bb915186b29af0c5209bfe227ef412cf09ec87e66f12fd294a0874a04af9ad1e72091eeb

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

          128KB

          MD5

          231ce1e1d7d98b44371ffff407d68b59

          SHA1

          25510d0f6353dbf0c9f72fc880de7585e34b28ff

          SHA256

          30951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96

          SHA512

          520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612

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

          128KB

          MD5

          231ce1e1d7d98b44371ffff407d68b59

          SHA1

          25510d0f6353dbf0c9f72fc880de7585e34b28ff

          SHA256

          30951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96

          SHA512

          520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612

        • C:\Windows \System32\netutils.dll
          Filesize

          109KB

          MD5

          121948efb4f731c8bf4af1aeca4e31c8

          SHA1

          68000731f4e952e8bce50b62a42ff1c1088aa20c

          SHA256

          f0799059086aff98937a56b1f576a38b5f431aef165b7d65ee44e129c1a1daae

          SHA512

          229d0ebefc20edeef1e11e29d1bbddfdd668d1e3abd46e0129fe0359bb915186b29af0c5209bfe227ef412cf09ec87e66f12fd294a0874a04af9ad1e72091eeb

        • C:\Windows \System32\netutils.dll
          Filesize

          109KB

          MD5

          121948efb4f731c8bf4af1aeca4e31c8

          SHA1

          68000731f4e952e8bce50b62a42ff1c1088aa20c

          SHA256

          f0799059086aff98937a56b1f576a38b5f431aef165b7d65ee44e129c1a1daae

          SHA512

          229d0ebefc20edeef1e11e29d1bbddfdd668d1e3abd46e0129fe0359bb915186b29af0c5209bfe227ef412cf09ec87e66f12fd294a0874a04af9ad1e72091eeb

        • C:\windows \system32\KDECO.bat
          Filesize

          155B

          MD5

          213c60adf1c9ef88dc3c9b2d579959d2

          SHA1

          e4d2ad7b22b1a8b5b1f7a702b303c7364b0ee021

          SHA256

          37c59c8398279916cfce45f8c5e3431058248f5e3bef4d9f5c0f44a7d564f82e

          SHA512

          fe897d9caa306b0e761b2fd61bb5dc32a53bfaad1ce767c6860af4e3ad59c8f3257228a6e1072dab0f990cb51c59c648084ba419ac6bc5c0a99bdffa569217b7

        • memory/984-157-0x00000000613C0000-0x00000000613E2000-memory.dmp
          Filesize

          136KB

        • memory/1072-136-0x0000000000400000-0x00000000004B0000-memory.dmp
          Filesize

          704KB

        • memory/1072-135-0x0000000000970000-0x0000000000971000-memory.dmp
          Filesize

          4KB

        • memory/1072-133-0x00000000023F0000-0x000000000241C000-memory.dmp
          Filesize

          176KB

        • memory/2920-180-0x0000000000400000-0x0000000000432000-memory.dmp
          Filesize

          200KB

        • memory/2920-189-0x0000000000580000-0x0000000000583000-memory.dmp
          Filesize

          12KB

        • memory/2920-197-0x00000000006A0000-0x00000000006BC000-memory.dmp
          Filesize

          112KB

        • memory/2920-196-0x0000000000400000-0x0000000000432000-memory.dmp
          Filesize

          200KB

        • memory/2920-177-0x0000000000400000-0x0000000000432000-memory.dmp
          Filesize

          200KB

        • memory/2920-178-0x0000000000400000-0x0000000000432000-memory.dmp
          Filesize

          200KB

        • memory/2920-195-0x0000000000440000-0x0000000000509000-memory.dmp
          Filesize

          804KB

        • memory/2920-181-0x0000000000400000-0x0000000000432000-memory.dmp
          Filesize

          200KB

        • memory/2920-182-0x0000000000400000-0x0000000000432000-memory.dmp
          Filesize

          200KB

        • memory/2920-184-0x0000000000400000-0x0000000000432000-memory.dmp
          Filesize

          200KB

        • memory/2920-185-0x00000000006A0000-0x00000000006BC000-memory.dmp
          Filesize

          112KB

        • memory/2920-186-0x0000000000580000-0x0000000000582000-memory.dmp
          Filesize

          8KB

        • memory/2920-187-0x00000000006A0000-0x00000000006BC000-memory.dmp
          Filesize

          112KB

        • memory/2920-190-0x00000000006A0000-0x00000000006BC000-memory.dmp
          Filesize

          112KB

        • memory/3152-171-0x000001F9CEA20000-0x000001F9CEA30000-memory.dmp
          Filesize

          64KB

        • memory/3152-161-0x000001F9B6600000-0x000001F9B6622000-memory.dmp
          Filesize

          136KB

        • memory/3152-173-0x000001F9CEA20000-0x000001F9CEA30000-memory.dmp
          Filesize

          64KB

        • memory/3152-172-0x000001F9CEA20000-0x000001F9CEA30000-memory.dmp
          Filesize

          64KB

        • memory/4620-191-0x00000279C8000000-0x00000279C8001000-memory.dmp
          Filesize

          4KB

        • memory/4620-192-0x00000279C8050000-0x00000279C8057000-memory.dmp
          Filesize

          28KB

        • memory/4620-193-0x00007FF4E6870000-0x00007FF4E696A000-memory.dmp
          Filesize

          1000KB

        • memory/4620-194-0x00007FF4E6870000-0x00007FF4E696A000-memory.dmp
          Filesize

          1000KB

        • memory/4620-198-0x00007FF4E6870000-0x00007FF4E696A000-memory.dmp
          Filesize

          1000KB

        • memory/4620-199-0x00007FF4E6870000-0x00007FF4E696A000-memory.dmp
          Filesize

          1000KB

        • memory/4620-200-0x00007FF4E6870000-0x00007FF4E696A000-memory.dmp
          Filesize

          1000KB

        • memory/4620-201-0x00007FF4E6870000-0x00007FF4E696A000-memory.dmp
          Filesize

          1000KB