Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-04-2024 00:18

General

  • Target

    fcac04fb67b3dec2db923867c5cb0701.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
  • 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
  • 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 35 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\fcac04fb67b3dec2db923867c5cb0701.exe
    "C:\Users\Admin\AppData\Local\Temp\fcac04fb67b3dec2db923867c5cb0701.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5088
    • C:\Users\Admin\AppData\Local\Temp\u3xc.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3xc.0.exe"
      2⤵
      • Executes dropped EXE
      PID:5032
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 1036
        3⤵
        • Program crash
        PID:1380
    • C:\Users\Admin\AppData\Local\Temp\u3xc.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u3xc.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:1080
      • 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:4804
        • 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:1988
    • C:\Users\Admin\AppData\Local\Temp\u3xc.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u3xc.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:1136
      • 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:1748
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 1152
      2⤵
      • Program crash
      PID:3808
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5032 -ip 5032
    1⤵
      PID:5056
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 5088 -ip 5088
      1⤵
        PID:3128
      • 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=1408 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:1148
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=3408 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:3
          1⤵
            PID:1968
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=2256 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
            1⤵
              PID:5096

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports

              Filesize

              2B

              MD5

              d751713988987e9331980363e24189ce

              SHA1

              97d170e1550eee4afc0af065b78cda302a97674c

              SHA256

              4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

              SHA512

              b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries

              Filesize

              40B

              MD5

              20d4b8fa017a12a108c87f540836e250

              SHA1

              1ac617fac131262b6d3ce1f52f5907e31d5f6f00

              SHA256

              6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d

              SHA512

              507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856

            • C:\Users\Admin\AppData\Local\Temp\335f67e8

              Filesize

              1.4MB

              MD5

              571d71302d4bfd69abb435591c69ee22

              SHA1

              365a219b47ab6ac1aaa5d841fc1dce1fc61c41cb

              SHA256

              d4651d451f63d19e5b38f5a482bbb65a15e55445e65f24671bc63a699cacbaee

              SHA512

              cb1074248ca5b47f6605d274860218b8ff3673de4da0d167ce2557a5ce07f8d078b1eb7da0912caf930605924d5fb6aca551578bf718adea83dc98a6d7f953b1

            • C:\Users\Admin\AppData\Local\Temp\tmpDF51.tmp

              Filesize

              20KB

              MD5

              c9ff7748d8fcef4cf84a5501e996a641

              SHA1

              02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

              SHA256

              4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

              SHA512

              d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

            • C:\Users\Admin\AppData\Local\Temp\tmpF6B5.tmp

              Filesize

              20KB

              MD5

              91dbaf73c1a8c55254d90272f998e412

              SHA1

              2b86b31c8c00c937291e5ac3b1d134a5df959acf

              SHA256

              0628922305d2478ba75a48efadf932d439616eaf1ff908be334793f7bde28107

              SHA512

              109f4f59616cc1d1682b4d9468804f7668c77ce1878afec06a57037193f31a9c1c39f5d269277462936373b129d26488cddcc34d455c27185534e7754baaa988

            • C:\Users\Admin\AppData\Local\Temp\u3xc.0.exe

              Filesize

              287KB

              MD5

              bb2810421305b969836433a1dfb11271

              SHA1

              b539a84f42a3e07253bfc76ab2cc89de6fdf6f7c

              SHA256

              84a11b7b44f40e21f2b778875bb6af408a014eeb907fb846cbcc7ea73131cefa

              SHA512

              94bc6848061595b7d2c78dd03cb488eb1c51cf53f372d725687353b47c6c601dd6d2470cf308720e556fa7d6160ea1185f034e75db793c6bdd592dd3606a0963

            • C:\Users\Admin\AppData\Local\Temp\u3xc.1.zip

              Filesize

              3.7MB

              MD5

              78d3ca6355c93c72b494bb6a498bf639

              SHA1

              2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

              SHA256

              a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

              SHA512

              1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

            • C:\Users\Admin\AppData\Local\Temp\u3xc.2\UIxMarketPlugin.dll

              Filesize

              1.6MB

              MD5

              d1ba9412e78bfc98074c5d724a1a87d6

              SHA1

              0572f98d78fb0b366b5a086c2a74cc68b771d368

              SHA256

              cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

              SHA512

              8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

            • C:\Users\Admin\AppData\Local\Temp\u3xc.2\bunch.dat

              Filesize

              1.3MB

              MD5

              1e8237d3028ab52821d69099e0954f97

              SHA1

              30a6ae353adda0c471c6ed5b7a2458b07185abf2

              SHA256

              9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

              SHA512

              a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

            • C:\Users\Admin\AppData\Local\Temp\u3xc.2\relay.dll

              Filesize

              1.5MB

              MD5

              10d51becd0bbce0fab147ff9658c565e

              SHA1

              4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

              SHA256

              7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

              SHA512

              29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

            • C:\Users\Admin\AppData\Local\Temp\u3xc.2\run.exe

              Filesize

              2.4MB

              MD5

              9fb4770ced09aae3b437c1c6eb6d7334

              SHA1

              fe54b31b0db8665aa5b22bed147e8295afc88a03

              SHA256

              a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

              SHA512

              140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

            • C:\Users\Admin\AppData\Local\Temp\u3xc.2\whale.dbf

              Filesize

              85KB

              MD5

              a723bf46048e0bfb15b8d77d7a648c3e

              SHA1

              8952d3c34e9341e4425571e10f22b782695bb915

              SHA256

              b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

              SHA512

              ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

            • C:\Users\Admin\AppData\Local\Temp\u3xc.3.exe

              Filesize

              4.6MB

              MD5

              397926927bca55be4a77839b1c44de6e

              SHA1

              e10f3434ef3021c399dbba047832f02b3c898dbd

              SHA256

              4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

              SHA512

              cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

            • memory/1080-99-0x0000000072970000-0x0000000072AEB000-memory.dmp

              Filesize

              1.5MB

            • memory/1080-101-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

              Filesize

              2.0MB

            • memory/1080-128-0x0000000072970000-0x0000000072AEB000-memory.dmp

              Filesize

              1.5MB

            • memory/1136-160-0x0000000000400000-0x00000000008AD000-memory.dmp

              Filesize

              4.7MB

            • memory/1136-159-0x0000000000400000-0x00000000008AD000-memory.dmp

              Filesize

              4.7MB

            • memory/1748-194-0x0000025B7E230000-0x0000025B7E252000-memory.dmp

              Filesize

              136KB

            • memory/1748-184-0x0000025B7E170000-0x0000025B7E192000-memory.dmp

              Filesize

              136KB

            • memory/1748-195-0x0000025B7E260000-0x0000025B7E27E000-memory.dmp

              Filesize

              120KB

            • memory/1748-189-0x0000025B7E190000-0x0000025B7E19C000-memory.dmp

              Filesize

              48KB

            • memory/1748-161-0x0000025B5A920000-0x0000025B5E218000-memory.dmp

              Filesize

              57.0MB

            • memory/1748-162-0x0000025B78A30000-0x0000025B78B40000-memory.dmp

              Filesize

              1.1MB

            • memory/1748-163-0x0000025B5FE00000-0x0000025B5FE10000-memory.dmp

              Filesize

              64KB

            • memory/1748-164-0x0000025B789A0000-0x0000025B789AC000-memory.dmp

              Filesize

              48KB

            • memory/1748-165-0x0000025B78990000-0x0000025B789A4000-memory.dmp

              Filesize

              80KB

            • memory/1748-166-0x0000025B78A00000-0x0000025B78A24000-memory.dmp

              Filesize

              144KB

            • memory/1748-167-0x0000025B78C90000-0x0000025B78C9A000-memory.dmp

              Filesize

              40KB

            • memory/1748-169-0x0000025B78D00000-0x0000025B78DB2000-memory.dmp

              Filesize

              712KB

            • memory/1748-168-0x0000025B78CD0000-0x0000025B78CFA000-memory.dmp

              Filesize

              168KB

            • memory/1748-170-0x0000025B78DB0000-0x0000025B78E2A000-memory.dmp

              Filesize

              488KB

            • memory/1748-171-0x0000025B78E30000-0x0000025B78E92000-memory.dmp

              Filesize

              392KB

            • memory/1748-172-0x0000025B78F10000-0x0000025B78F86000-memory.dmp

              Filesize

              472KB

            • memory/1748-173-0x0000025B78670000-0x0000025B7867A000-memory.dmp

              Filesize

              40KB

            • memory/1748-177-0x0000025B78F90000-0x0000025B79290000-memory.dmp

              Filesize

              3.0MB

            • memory/1748-188-0x0000025B7E1E0000-0x0000025B7E230000-memory.dmp

              Filesize

              320KB

            • memory/1748-180-0x0000025B7D950000-0x0000025B7D958000-memory.dmp

              Filesize

              32KB

            • memory/1748-181-0x0000025B7D290000-0x0000025B7D2C8000-memory.dmp

              Filesize

              224KB

            • memory/1748-182-0x0000025B7D260000-0x0000025B7D26E000-memory.dmp

              Filesize

              56KB

            • memory/1748-183-0x0000025B7E3F0000-0x0000025B7E3FA000-memory.dmp

              Filesize

              40KB

            • memory/1748-185-0x0000025B7E930000-0x0000025B7EE58000-memory.dmp

              Filesize

              5.2MB

            • memory/1988-206-0x00000000060E0000-0x0000000006146000-memory.dmp

              Filesize

              408KB

            • memory/1988-198-0x0000000005330000-0x00000000053C2000-memory.dmp

              Filesize

              584KB

            • memory/1988-201-0x0000000005450000-0x00000000054C6000-memory.dmp

              Filesize

              472KB

            • memory/1988-203-0x00000000052D0000-0x00000000052DA000-memory.dmp

              Filesize

              40KB

            • memory/1988-202-0x00000000054D0000-0x0000000005520000-memory.dmp

              Filesize

              320KB

            • memory/1988-231-0x00000000079D0000-0x00000000079DA000-memory.dmp

              Filesize

              40KB

            • memory/1988-197-0x0000000000C00000-0x0000000000CC6000-memory.dmp

              Filesize

              792KB

            • memory/1988-205-0x0000000006060000-0x000000000607E000-memory.dmp

              Filesize

              120KB

            • memory/1988-199-0x0000000005980000-0x0000000005F24000-memory.dmp

              Filesize

              5.6MB

            • memory/1988-200-0x00000000055A0000-0x0000000005762000-memory.dmp

              Filesize

              1.8MB

            • memory/1988-204-0x0000000006560000-0x0000000006A8C000-memory.dmp

              Filesize

              5.2MB

            • memory/1988-191-0x0000000071710000-0x0000000072964000-memory.dmp

              Filesize

              18.3MB

            • memory/4804-146-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

              Filesize

              2.0MB

            • memory/4804-179-0x0000000072970000-0x0000000072AEB000-memory.dmp

              Filesize

              1.5MB

            • memory/5032-100-0x0000000000400000-0x0000000004038000-memory.dmp

              Filesize

              60.2MB

            • memory/5088-1-0x0000000004180000-0x0000000004280000-memory.dmp

              Filesize

              1024KB

            • memory/5088-123-0x0000000005CF0000-0x0000000005D5D000-memory.dmp

              Filesize

              436KB

            • memory/5088-13-0x0000000000400000-0x000000000405C000-memory.dmp

              Filesize

              60.4MB

            • memory/5088-3-0x0000000000400000-0x000000000405C000-memory.dmp

              Filesize

              60.4MB

            • memory/5088-122-0x0000000000400000-0x000000000405C000-memory.dmp

              Filesize

              60.4MB

            • memory/5088-2-0x0000000005CF0000-0x0000000005D5D000-memory.dmp

              Filesize

              436KB