Analysis

  • max time kernel
    147s
  • max time network
    150s
  • 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 23:47

General

  • Target

    df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe

  • Size

    431KB

  • MD5

    fcac04fb67b3dec2db923867c5cb0701

  • SHA1

    56af848d85c781fd6ac0b8e11b2aec770fc4a105

  • SHA256

    df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb

  • SHA512

    66dd7676f43c1578e9d1f2e7e6bca50ae84541497d7b5801872fe7bad8118bc92d06ba4fd0f7a0f0b47e3d47485f116e89bf43e3324c1ef767d2d62befa236cd

  • SSDEEP

    12288:FiJmkAC1wKXfuGRen+MkNDbfs+uR6/N40KZ:Hk2quGRO+MkNDg+uR6/u0W

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
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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 25 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\df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe
    "C:\Users\Admin\AppData\Local\Temp\df620b823687fa8371cb9e5a0dc17c483d804ef601757968b8666de2608d8ebb.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4288
    • C:\Users\Admin\AppData\Local\Temp\u3b4.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3b4.0.exe"
      2⤵
      • Executes dropped EXE
      PID:1028
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1028 -s 1356
        3⤵
        • Program crash
        PID:1440
    • C:\Users\Admin\AppData\Local\Temp\u3b4.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u3b4.2\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:4724
        • 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:788
    • C:\Users\Admin\AppData\Local\Temp\u3b4.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u3b4.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:924
      • 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:2532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 1164
      2⤵
      • Program crash
      PID:1936
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1028 -ip 1028
    1⤵
      PID:1772
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4288 -ip 4288
      1⤵
        PID:928

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\9cb380c9

        Filesize

        1.4MB

        MD5

        5680360f8686e236cffc3e5250988140

        SHA1

        f0fc66b0df8e1af1c6b252df81cfda4924f466e6

        SHA256

        3d2fd0327e332be875084ad2dd943522d2059dcc01a6d993e4202ea5509719ec

        SHA512

        f238d63021b2086d9975393de386e367fa75da5da5b561353eef06eb5881ba7152e1278a74c61bb182e2025e051ed91aa31362eb3a354d270245776ed659ff4d

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

        Filesize

        2KB

        MD5

        d822665af040c12449faa01482d01224

        SHA1

        a9f9afedf99d1f8fa55f978bacdadd8be9103f52

        SHA256

        4134d05bab67be44136e766d8fd14c6e388631a9f133873d63df9d51eceae9b5

        SHA512

        536bfa1c802bc2880d81f0b663e93946140bebda3d0115fd62d305644750609e5550c8aef6194605a3ca4912266d5e4d9f72b2c26cef59c87f21c253d6e74b1f

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

        Filesize

        3KB

        MD5

        6db351c8e1c6b4b54ee64d555c1cfed2

        SHA1

        5ffd7d9eeaf0f2df798c89783cf8c6622912bdbf

        SHA256

        e85517b518bd105e1facd677361a3a3dc2344a5a379c4efc30bc694485c11d52

        SHA512

        6fdf6823fb86cade86de0f37ac106f0feee34e255fa1fe4e4f7de49f3be0ceeca3ee50beacdc4f2e2a4bc0e32d5f28a1af917f96269b8fa58017da6cf5af786b

      • C:\Users\Admin\AppData\Local\Temp\tmpD841.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmpD863.tmp

        Filesize

        20KB

        MD5

        22be08f683bcc01d7a9799bbd2c10041

        SHA1

        2efb6041cf3d6e67970135e592569c76fc4c41de

        SHA256

        451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

        SHA512

        0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

      • C:\Users\Admin\AppData\Local\Temp\u3b4.0.exe

        Filesize

        287KB

        MD5

        bb2810421305b969836433a1dfb11271

        SHA1

        b539a84f42a3e07253bfc76ab2cc89de6fdf6f7c

        SHA256

        84a11b7b44f40e21f2b778875bb6af408a014eeb907fb846cbcc7ea73131cefa

        SHA512

        94bc6848061595b7d2c78dd03cb488eb1c51cf53f372d725687353b47c6c601dd6d2470cf308720e556fa7d6160ea1185f034e75db793c6bdd592dd3606a0963

      • C:\Users\Admin\AppData\Local\Temp\u3b4.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u3b4.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u3b4.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u3b4.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u3b4.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u3b4.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u3b4.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/560-99-0x0000000072F70000-0x00000000730ED000-memory.dmp

        Filesize

        1.5MB

      • memory/560-100-0x00007FFFBD7E0000-0x00007FFFBD9E9000-memory.dmp

        Filesize

        2.0MB

      • memory/560-126-0x0000000072F70000-0x00000000730ED000-memory.dmp

        Filesize

        1.5MB

      • memory/788-225-0x00000000055B0000-0x00000000055EC000-memory.dmp

        Filesize

        240KB

      • memory/788-198-0x0000000005350000-0x0000000005512000-memory.dmp

        Filesize

        1.8MB

      • memory/788-195-0x0000000000920000-0x00000000009E6000-memory.dmp

        Filesize

        792KB

      • memory/788-224-0x0000000005550000-0x0000000005562000-memory.dmp

        Filesize

        72KB

      • memory/788-196-0x0000000005070000-0x0000000005102000-memory.dmp

        Filesize

        584KB

      • memory/788-197-0x0000000005730000-0x0000000005CD6000-memory.dmp

        Filesize

        5.6MB

      • memory/788-223-0x00000000078E0000-0x00000000078EA000-memory.dmp

        Filesize

        40KB

      • memory/788-204-0x0000000005F20000-0x0000000005F86000-memory.dmp

        Filesize

        408KB

      • memory/788-203-0x0000000005E50000-0x0000000005E6E000-memory.dmp

        Filesize

        120KB

      • memory/788-202-0x0000000006310000-0x000000000683C000-memory.dmp

        Filesize

        5.2MB

      • memory/788-201-0x0000000005150000-0x000000000515A000-memory.dmp

        Filesize

        40KB

      • memory/788-200-0x00000000052D0000-0x0000000005320000-memory.dmp

        Filesize

        320KB

      • memory/788-199-0x0000000005200000-0x0000000005276000-memory.dmp

        Filesize

        472KB

      • memory/788-192-0x0000000073510000-0x0000000074827000-memory.dmp

        Filesize

        19.1MB

      • memory/924-158-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/924-157-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1028-13-0x0000000000400000-0x0000000004038000-memory.dmp

        Filesize

        60.2MB

      • memory/2532-167-0x000002A59A710000-0x000002A59A73A000-memory.dmp

        Filesize

        168KB

      • memory/2532-168-0x000002A59A740000-0x000002A59A7BA000-memory.dmp

        Filesize

        488KB

      • memory/2532-175-0x000002A59A820000-0x000002A59AB20000-memory.dmp

        Filesize

        3.0MB

      • memory/2532-177-0x000002A5FE530000-0x000002A5FE538000-memory.dmp

        Filesize

        32KB

      • memory/2532-178-0x000002A5FE610000-0x000002A5FE648000-memory.dmp

        Filesize

        224KB

      • memory/2532-179-0x000002A5FE5D0000-0x000002A5FE5DE000-memory.dmp

        Filesize

        56KB

      • memory/2532-180-0x000002A59EC30000-0x000002A59EC3A000-memory.dmp

        Filesize

        40KB

      • memory/2532-181-0x000002A59EC40000-0x000002A59EC62000-memory.dmp

        Filesize

        136KB

      • memory/2532-182-0x000002A59F7F0000-0x000002A59FD18000-memory.dmp

        Filesize

        5.2MB

      • memory/2532-185-0x000002A5FE740000-0x000002A5FE790000-memory.dmp

        Filesize

        320KB

      • memory/2532-186-0x000002A59EC70000-0x000002A59EC7C000-memory.dmp

        Filesize

        48KB

      • memory/2532-187-0x000002A5FE650000-0x000002A5FE672000-memory.dmp

        Filesize

        136KB

      • memory/2532-188-0x000002A5FE680000-0x000002A5FE69E000-memory.dmp

        Filesize

        120KB

      • memory/2532-159-0x000002A5FA910000-0x000002A5FE208000-memory.dmp

        Filesize

        57.0MB

      • memory/2532-170-0x000002A5FE6C0000-0x000002A5FE736000-memory.dmp

        Filesize

        472KB

      • memory/2532-171-0x000002A59A050000-0x000002A59A05A000-memory.dmp

        Filesize

        40KB

      • memory/2532-169-0x000002A59A7C0000-0x000002A59A822000-memory.dmp

        Filesize

        392KB

      • memory/2532-160-0x000002A59A340000-0x000002A59A450000-memory.dmp

        Filesize

        1.1MB

      • memory/2532-166-0x000002A59A650000-0x000002A59A702000-memory.dmp

        Filesize

        712KB

      • memory/2532-165-0x000002A59A640000-0x000002A59A64A000-memory.dmp

        Filesize

        40KB

      • memory/2532-161-0x000002A59A230000-0x000002A59A240000-memory.dmp

        Filesize

        64KB

      • memory/2532-162-0x000002A59A460000-0x000002A59A46C000-memory.dmp

        Filesize

        48KB

      • memory/2532-164-0x000002A59A4C0000-0x000002A59A4E4000-memory.dmp

        Filesize

        144KB

      • memory/2532-163-0x000002A59A450000-0x000002A59A464000-memory.dmp

        Filesize

        80KB

      • memory/4288-1-0x0000000004280000-0x0000000004380000-memory.dmp

        Filesize

        1024KB

      • memory/4288-121-0x0000000000400000-0x000000000405C000-memory.dmp

        Filesize

        60.4MB

      • memory/4288-3-0x0000000000400000-0x000000000405C000-memory.dmp

        Filesize

        60.4MB

      • memory/4288-2-0x0000000005C30000-0x0000000005C9D000-memory.dmp

        Filesize

        436KB

      • memory/4724-190-0x0000000072F70000-0x00000000730ED000-memory.dmp

        Filesize

        1.5MB

      • memory/4724-144-0x00007FFFBD7E0000-0x00007FFFBD9E9000-memory.dmp

        Filesize

        2.0MB