Analysis

  • max time kernel
    145s
  • max time network
    146s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    26/04/2024, 23:20

General

  • Target
    8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe
  • Size 431KB
  • Sample240426-3bmafsfa5w
  • SHA256 8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detect ZGRat V1 3 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe
    "C:\Users\Admin\AppData\Local\Temp\8fccb807b4e815a83f1b75c048b85ab71ef3d378aea8909b5c0ec5bdde148fd8.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\Users\Admin\AppData\Local\Temp\u1l0.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u1l0.0.exe"
      2⤵
      • Executes dropped EXE
      PID:4900
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 1244
        3⤵
        • Program crash
        PID:2440
    • C:\Users\Admin\AppData\Local\Temp\u1l0.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u1l0.2\run.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:560
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\SysWOW64\cmd.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4688
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:3824
    • C:\Users\Admin\AppData\Local\Temp\u1l0.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u1l0.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2260
      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
        "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3020
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 1164
      2⤵
      • Program crash
      PID:3040
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4900 -ip 4900
    1⤵
      PID:2964
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2052 -ip 2052
      1⤵
        PID:1792

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            93f69223

            • Path C:\Users\Admin\AppData\Local\Temp\93f69223
            • Size 1.4MB
            • SHA256 31418c93ac56cd5d38c5985cb0bb9e2ea4facc3e4c22bb3a6be1c91da19bf808
            • MD5 SHA1 SHA512 SSDEEP

            ioloDMLog.txt

            • Path C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt
            • Size 2KB
            • SHA256 303f326a230c8990fe5d2017e4ff3906c03fc7fe6c45414268e4916cb6c4bfca
            • MD5 SHA1 SHA512

            tmpF2DE.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\tmpF2DE.tmp
            • Size 20KB
            • SHA256 5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d
            • MD5 SHA1 SHA512 SSDEEP

            tmpF2F0.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\tmpF2F0.tmp
            • Size 20KB
            • SHA256 451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457
            • MD5 SHA1 SHA512 SSDEEP

            u1l0.0.exe

            • Path C:\Users\Admin\AppData\Local\Temp\u1l0.0.exe
            • Size 287KB
            • SHA256 bdc140235bca5526e0f1fc88c14adf1ddd7956f27f4357b8d283d31efc767800
            • MD5 SHA1 SHA512 SSDEEP

            u1l0.1.zip

            • Path C:\Users\Admin\AppData\Local\Temp\u1l0.1.zip
            • Size 3.7MB
            • SHA256 a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001
            • MD5 SHA1 SHA512 SSDEEP

            UIxMarketPlugin.dll

            • Path C:\Users\Admin\AppData\Local\Temp\u1l0.2\UIxMarketPlugin.dll
            • Size 1.6MB
            • SHA256 cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15
            • MD5 SHA1 SHA512 SSDEEP

            bunch.dat

            • Path C:\Users\Admin\AppData\Local\Temp\u1l0.2\bunch.dat
            • Size 1.3MB
            • SHA256 9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742
            • MD5 SHA1 SHA512 SSDEEP

            relay.dll

            • Path C:\Users\Admin\AppData\Local\Temp\u1l0.2\relay.dll
            • Size 1.5MB
            • SHA256 7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed
            • MD5 SHA1 SHA512 SSDEEP

            run.exe

            • Path C:\Users\Admin\AppData\Local\Temp\u1l0.2\run.exe
            • Size 2.4MB
            • SHA256 a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3
            • MD5 SHA1 SHA512 SSDEEP

            whale.dbf

            • Path C:\Users\Admin\AppData\Local\Temp\u1l0.2\whale.dbf
            • Size 85KB
            • SHA256 b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422
            • MD5 SHA1 SHA512 SSDEEP

            u1l0.3.exe

            • Path C:\Users\Admin\AppData\Local\Temp\u1l0.3.exe
            • Size 4.6MB
            • SHA256 4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
            • MD5 SHA1 SHA512 SSDEEP

            memory/560-99-0x00000000729D0000-0x0000000072B4D000-memory.dmp

            memory/560-100-0x00007FFE70900000-0x00007FFE70B09000-memory.dmp

            memory/560-125-0x00000000729D0000-0x0000000072B4D000-memory.dmp

            memory/2052-120-0x0000000000400000-0x000000000405C000-memory.dmp

            memory/2052-1-0x0000000004410000-0x0000000004510000-memory.dmp

            memory/2052-3-0x0000000000400000-0x000000000405C000-memory.dmp

            memory/2052-2-0x0000000005DB0000-0x0000000005E1D000-memory.dmp

            memory/2260-146-0x0000000000400000-0x00000000008AD000-memory.dmp

            memory/2260-157-0x0000000000400000-0x00000000008AD000-memory.dmp

            memory/3020-167-0x000001FBCAF90000-0x000001FBCB00A000-memory.dmp

            memory/3020-181-0x000001FBD0120000-0x000001FBD0648000-memory.dmp

            memory/3020-161-0x000001FBCAA80000-0x000001FBCAA8C000-memory.dmp

            memory/3020-160-0x000001FBB0940000-0x000001FBB0950000-memory.dmp

            memory/3020-162-0x000001FBCAA70000-0x000001FBCAA84000-memory.dmp

            memory/3020-163-0x000001FBCAD00000-0x000001FBCAD24000-memory.dmp

            memory/3020-164-0x000001FBCAE90000-0x000001FBCAE9A000-memory.dmp

            memory/3020-165-0x000001FBCAEB0000-0x000001FBCAEDA000-memory.dmp

            memory/3020-166-0x000001FBCAEE0000-0x000001FBCAF92000-memory.dmp

            memory/3020-158-0x000001FBACBA0000-0x000001FBB0498000-memory.dmp

            memory/3020-168-0x000001FBCB010000-0x000001FBCB072000-memory.dmp

            memory/3020-169-0x000001FBCB0F0000-0x000001FBCB166000-memory.dmp

            memory/3020-170-0x000001FBCAA50000-0x000001FBCAA5A000-memory.dmp

            memory/3020-174-0x000001FBCB170000-0x000001FBCB470000-memory.dmp

            memory/3020-176-0x000001FBCEE20000-0x000001FBCEE28000-memory.dmp

            memory/3020-177-0x000001FBCF520000-0x000001FBCF558000-memory.dmp

            memory/3020-178-0x000001FBCF4F0000-0x000001FBCF4FE000-memory.dmp

            memory/3020-179-0x000001FBCF570000-0x000001FBCF57A000-memory.dmp

            memory/3020-180-0x000001FBCFBB0000-0x000001FBCFBD2000-memory.dmp

            memory/3020-159-0x000001FBCABE0000-0x000001FBCACF0000-memory.dmp

            memory/3020-184-0x000001FBCFC30000-0x000001FBCFC80000-memory.dmp

            memory/3020-185-0x000001FBCFBE0000-0x000001FBCFBEC000-memory.dmp

            memory/3020-186-0x000001FBCFF00000-0x000001FBCFF22000-memory.dmp

            memory/3020-187-0x000001FBCFF30000-0x000001FBCFF4E000-memory.dmp

            memory/3824-198-0x0000000005AB0000-0x0000000005B26000-memory.dmp

            memory/3824-202-0x00000000066C0000-0x00000000066DE000-memory.dmp

            memory/3824-194-0x0000000001190000-0x0000000001256000-memory.dmp

            memory/3824-195-0x0000000005950000-0x00000000059E2000-memory.dmp

            memory/3824-196-0x0000000005FA0000-0x0000000006546000-memory.dmp

            memory/3824-197-0x0000000005C80000-0x0000000005E42000-memory.dmp

            memory/3824-191-0x0000000072F70000-0x0000000074287000-memory.dmp

            memory/3824-200-0x0000000005920000-0x000000000592A000-memory.dmp

            memory/3824-222-0x0000000007FD0000-0x0000000007FDA000-memory.dmp

            memory/3824-201-0x0000000006B80000-0x00000000070AC000-memory.dmp

            memory/3824-199-0x0000000005A20000-0x0000000005A70000-memory.dmp

            memory/3824-203-0x0000000006790000-0x00000000067F6000-memory.dmp

            memory/4688-143-0x00007FFE70900000-0x00007FFE70B09000-memory.dmp

            memory/4688-189-0x00000000729D0000-0x0000000072B4D000-memory.dmp

            memory/4900-13-0x0000000000400000-0x0000000004038000-memory.dmp