Analysis

  • max time kernel
    154s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-04-2024 10:01

General

  • Target

    97fd362b21f311a03153e66e7989be9885c12a2ddbba545374ab29f107da0348.exe

  • Size

    442KB

  • MD5

    beedcbf1517777de0f5857563968b8c3

  • SHA1

    bf43e0a1ced5e3627fedd7569d9fe9ad33dc1ad1

  • SHA256

    97fd362b21f311a03153e66e7989be9885c12a2ddbba545374ab29f107da0348

  • SHA512

    f6328ece04dd16fe1f0e88c03ca26fa11421194162aeedac09e3014fdf14c132b695d2b0e0265137bc8067946594975619a504672911ca8c84fef9776d165aff

  • SSDEEP

    12288:8/YF+b8a+KLGNAKq48yhBV2S7PJwwh8na5rI:8Qw+1NE48yRZxwNna5rI

Malware Config

Signatures

  • Detect ZGRat V1 3 IoCs
  • SectopRAT

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

  • SectopRAT payload 1 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 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 27 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 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97fd362b21f311a03153e66e7989be9885c12a2ddbba545374ab29f107da0348.exe
    "C:\Users\Admin\AppData\Local\Temp\97fd362b21f311a03153e66e7989be9885c12a2ddbba545374ab29f107da0348.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4412
    • C:\Users\Admin\AppData\Local\Temp\u3ek.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3ek.0.exe"
      2⤵
      • Executes dropped EXE
      PID:4640
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 1040
        3⤵
        • Program crash
        PID:1948
    • C:\Users\Admin\AppData\Local\Temp\u3ek.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u3ek.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:4624
      • 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:972
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1704
    • C:\Users\Admin\AppData\Local\Temp\u3ek.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u3ek.3.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:760
      • 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:4572
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 1440
      2⤵
      • Program crash
      PID:3096
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4640 -ip 4640
    1⤵
      PID:228
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4116 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3900
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4412 -ip 4412
        1⤵
          PID:1980

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\44cf0de4

          Filesize

          1.4MB

          MD5

          905861f8ac63f941bf8c1c51dc25a688

          SHA1

          0eeeec03beeb7147a6ca3f5aabbdfbb18d44a6a4

          SHA256

          6e707d84cb723c617a8da2e73830074c81d52aa58ef286eb5aad3a04204d8794

          SHA512

          1962b2a754fd826211fff9aae54417d03a8c5ac4219f1a796b6abfb98f93da8b0273138950a28347f8c8635c8425b573f2d1751e33cac323338051a01111d8fc

        • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

          Filesize

          2KB

          MD5

          d7d733134b9bf8c68035415de02136a9

          SHA1

          2d4ca681a728e38f29f3545040cda3849a19489a

          SHA256

          8131e7c9da98a8f34f4b8eb79db8b6aaf88191087de0e840c9fcec8226cdc495

          SHA512

          9a5b937eb2524265cadd503bd877c8dd790679755fdac8ae3bbc3850ec5ee68a28fff9f0549b96dbbeabb07986368adb31819ee8c52336cb0809b2d7af9828e4

        • C:\Users\Admin\AppData\Local\Temp\u3ek.0.exe

          Filesize

          297KB

          MD5

          dc755a443b61deee2ea99e5f2360c414

          SHA1

          da5191cb200df63daa33a1c7632cd598ca09871a

          SHA256

          6a0a065c983fe5d0a5e3dcbee89a51dc92baf859e4a1c8dbd606569b317a7a75

          SHA512

          895b6c943e2ade9c7963db97395e3840b599328e4dcaf4d3e7cd453a65c7677cb4ba43e9289f50547afbe27d282fd2d6193f0aeeb39017c1b922569c75d2fe28

        • C:\Users\Admin\AppData\Local\Temp\u3ek.1.zip

          Filesize

          3.7MB

          MD5

          78d3ca6355c93c72b494bb6a498bf639

          SHA1

          2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

          SHA256

          a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

          SHA512

          1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

        • C:\Users\Admin\AppData\Local\Temp\u3ek.2\UIxMarketPlugin.dll

          Filesize

          1.6MB

          MD5

          d1ba9412e78bfc98074c5d724a1a87d6

          SHA1

          0572f98d78fb0b366b5a086c2a74cc68b771d368

          SHA256

          cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

          SHA512

          8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

        • C:\Users\Admin\AppData\Local\Temp\u3ek.2\bunch.dat

          Filesize

          1.3MB

          MD5

          1e8237d3028ab52821d69099e0954f97

          SHA1

          30a6ae353adda0c471c6ed5b7a2458b07185abf2

          SHA256

          9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

          SHA512

          a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

        • C:\Users\Admin\AppData\Local\Temp\u3ek.2\relay.dll

          Filesize

          1.5MB

          MD5

          10d51becd0bbce0fab147ff9658c565e

          SHA1

          4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

          SHA256

          7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

          SHA512

          29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

        • C:\Users\Admin\AppData\Local\Temp\u3ek.2\run.exe

          Filesize

          2.4MB

          MD5

          9fb4770ced09aae3b437c1c6eb6d7334

          SHA1

          fe54b31b0db8665aa5b22bed147e8295afc88a03

          SHA256

          a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

          SHA512

          140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

        • C:\Users\Admin\AppData\Local\Temp\u3ek.2\whale.dbf

          Filesize

          85KB

          MD5

          a723bf46048e0bfb15b8d77d7a648c3e

          SHA1

          8952d3c34e9341e4425571e10f22b782695bb915

          SHA256

          b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

          SHA512

          ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

        • C:\Users\Admin\AppData\Local\Temp\u3ek.3.exe

          Filesize

          4.6MB

          MD5

          397926927bca55be4a77839b1c44de6e

          SHA1

          e10f3434ef3021c399dbba047832f02b3c898dbd

          SHA256

          4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

          SHA512

          cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

        • memory/760-193-0x0000000000400000-0x00000000008AD000-memory.dmp

          Filesize

          4.7MB

        • memory/760-181-0x0000000000400000-0x00000000008AD000-memory.dmp

          Filesize

          4.7MB

        • memory/760-156-0x0000000000BC0000-0x0000000000BC1000-memory.dmp

          Filesize

          4KB

        • memory/972-125-0x00000000730B0000-0x000000007322B000-memory.dmp

          Filesize

          1.5MB

        • memory/972-120-0x00007FFEB2B70000-0x00007FFEB2D65000-memory.dmp

          Filesize

          2.0MB

        • memory/972-124-0x00000000730B0000-0x000000007322B000-memory.dmp

          Filesize

          1.5MB

        • memory/972-118-0x00000000730B0000-0x000000007322B000-memory.dmp

          Filesize

          1.5MB

        • memory/972-127-0x00000000730B0000-0x000000007322B000-memory.dmp

          Filesize

          1.5MB

        • memory/1704-128-0x0000000071B80000-0x0000000072DD4000-memory.dmp

          Filesize

          18.3MB

        • memory/1704-133-0x0000000000D80000-0x0000000000E46000-memory.dmp

          Filesize

          792KB

        • memory/1704-142-0x0000000073990000-0x0000000074140000-memory.dmp

          Filesize

          7.7MB

        • memory/1704-155-0x0000000005430000-0x0000000005440000-memory.dmp

          Filesize

          64KB

        • memory/1704-139-0x0000000005560000-0x00000000055B0000-memory.dmp

          Filesize

          320KB

        • memory/1704-138-0x00000000055E0000-0x0000000005656000-memory.dmp

          Filesize

          472KB

        • memory/1704-137-0x0000000005730000-0x00000000058F2000-memory.dmp

          Filesize

          1.8MB

        • memory/1704-136-0x0000000005430000-0x0000000005440000-memory.dmp

          Filesize

          64KB

        • memory/1704-135-0x0000000005B10000-0x00000000060B4000-memory.dmp

          Filesize

          5.6MB

        • memory/1704-134-0x00000000054C0000-0x0000000005552000-memory.dmp

          Filesize

          584KB

        • memory/1704-132-0x0000000073990000-0x0000000074140000-memory.dmp

          Filesize

          7.7MB

        • memory/4412-17-0x0000000004100000-0x0000000004200000-memory.dmp

          Filesize

          1024KB

        • memory/4412-2-0x0000000005C70000-0x0000000005CDD000-memory.dmp

          Filesize

          436KB

        • memory/4412-4-0x0000000000400000-0x000000000405F000-memory.dmp

          Filesize

          60.4MB

        • memory/4412-1-0x0000000004100000-0x0000000004200000-memory.dmp

          Filesize

          1024KB

        • memory/4412-16-0x0000000000400000-0x000000000405F000-memory.dmp

          Filesize

          60.4MB

        • memory/4412-115-0x0000000000400000-0x000000000405F000-memory.dmp

          Filesize

          60.4MB

        • memory/4412-18-0x0000000005C70000-0x0000000005CDD000-memory.dmp

          Filesize

          436KB

        • memory/4412-151-0x0000000000400000-0x000000000405F000-memory.dmp

          Filesize

          60.4MB

        • memory/4572-195-0x00000268056F0000-0x0000026808FE8000-memory.dmp

          Filesize

          57.0MB

        • memory/4572-204-0x0000026824930000-0x00000268249E2000-memory.dmp

          Filesize

          712KB

        • memory/4572-212-0x0000026824BC0000-0x0000026824EC0000-memory.dmp

          Filesize

          3.0MB

        • memory/4572-208-0x000002680AD80000-0x000002680AD8A000-memory.dmp

          Filesize

          40KB

        • memory/4572-206-0x0000026824A60000-0x0000026824AC2000-memory.dmp

          Filesize

          392KB

        • memory/4572-207-0x0000026824B40000-0x0000026824BB6000-memory.dmp

          Filesize

          472KB

        • memory/4572-205-0x00000268249E0000-0x0000026824A5A000-memory.dmp

          Filesize

          488KB

        • memory/4572-194-0x00007FFE92FF0000-0x00007FFE93AB1000-memory.dmp

          Filesize

          10.8MB

        • memory/4572-203-0x0000026824900000-0x000002682492A000-memory.dmp

          Filesize

          168KB

        • memory/4572-196-0x00000268093D0000-0x00000268093E0000-memory.dmp

          Filesize

          64KB

        • memory/4572-197-0x00000268246B0000-0x00000268247C0000-memory.dmp

          Filesize

          1.1MB

        • memory/4572-199-0x000002680ADB0000-0x000002680ADBC000-memory.dmp

          Filesize

          48KB

        • memory/4572-198-0x00000268093F0000-0x0000026809400000-memory.dmp

          Filesize

          64KB

        • memory/4572-200-0x00000268095D0000-0x00000268095E4000-memory.dmp

          Filesize

          80KB

        • memory/4572-201-0x000002680ADD0000-0x000002680ADF4000-memory.dmp

          Filesize

          144KB

        • memory/4572-202-0x0000026824560000-0x000002682456A000-memory.dmp

          Filesize

          40KB

        • memory/4624-116-0x00000000730B0000-0x000000007322B000-memory.dmp

          Filesize

          1.5MB

        • memory/4624-107-0x00000000730B0000-0x000000007322B000-memory.dmp

          Filesize

          1.5MB

        • memory/4624-108-0x00007FFEB2B70000-0x00007FFEB2D65000-memory.dmp

          Filesize

          2.0MB

        • memory/4624-114-0x00000000730B0000-0x000000007322B000-memory.dmp

          Filesize

          1.5MB

        • memory/4640-13-0x00000000040B0000-0x00000000041B0000-memory.dmp

          Filesize

          1024KB

        • memory/4640-14-0x0000000005C60000-0x0000000005C87000-memory.dmp

          Filesize

          156KB

        • memory/4640-15-0x0000000000400000-0x000000000403B000-memory.dmp

          Filesize

          60.2MB