Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-04-2024 12:31

General

  • Target

    fd26a37cf9de2cb332354d9306ead507d224ab393ccba9142677f456bc37d138.exe

  • Size

    419KB

  • MD5

    11a4b3e14dafd6cdcd197f0d2a875a78

  • SHA1

    fc091d943fd90306ca888c4eed587b088d462c7b

  • SHA256

    fd26a37cf9de2cb332354d9306ead507d224ab393ccba9142677f456bc37d138

  • SHA512

    5aacf483ced49da7b09c3bbc264c73c18d7e2eae3391d9949b581e8d7a7d82c96f1511115811dfb5598a35526451fb0a4557bca21584ee2f19fc483db3b96e87

  • SSDEEP

    6144:JWigHbPbnW5OdaZLB+zKwTTfRLpEGzYSIpB5Apy3E6a:JZ2zzsZN+JTTlptIp7AIU6a

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.76

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

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
  • 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 30 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\fd26a37cf9de2cb332354d9306ead507d224ab393ccba9142677f456bc37d138.exe
    "C:\Users\Admin\AppData\Local\Temp\fd26a37cf9de2cb332354d9306ead507d224ab393ccba9142677f456bc37d138.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3508
    • C:\Users\Admin\AppData\Local\Temp\u2pg.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2pg.0.exe"
      2⤵
      • Executes dropped EXE
      PID:5024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 1312
        3⤵
        • Program crash
        PID:856
    • C:\Users\Admin\AppData\Local\Temp\u2pg.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u2pg.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:4200
      • 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:4908
        • 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:3552
    • C:\Users\Admin\AppData\Local\Temp\u2pg.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u2pg.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:456
      • 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:2716
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3508 -s 1572
      2⤵
      • Program crash
      PID:4476
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5024 -ip 5024
    1⤵
      PID:1016
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 3508 -ip 3508
      1⤵
        PID:4480

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\26fb10c3

        Filesize

        1.4MB

        MD5

        ffb8793f6115fa6da8d289c0d68d5d05

        SHA1

        c520b6a9dc1302cb7a609703ab696f9d922add80

        SHA256

        53c61e385ba4f0b5e1cc115c84e18ee7ede86bb5ffbcae3d102d8cfa2a7f0989

        SHA512

        b286fbb42ccf9fc511f2f510066d6f0dd687c46f408cb6882138d0265e88d5df27bf9fc466f6b06b285f0af5a026ef4141239ddfe9d91edb998459fc0c7c5fd6

      • C:\Users\Admin\AppData\Local\Temp\tmp439E.tmp

        Filesize

        20KB

        MD5

        42c395b8db48b6ce3d34c301d1eba9d5

        SHA1

        b7cfa3de344814bec105391663c0df4a74310996

        SHA256

        5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

        SHA512

        7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

      • C:\Users\Admin\AppData\Local\Temp\tmp43CF.tmp

        Filesize

        20KB

        MD5

        49693267e0adbcd119f9f5e02adf3a80

        SHA1

        3ba3d7f89b8ad195ca82c92737e960e1f2b349df

        SHA256

        d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

        SHA512

        b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

      • C:\Users\Admin\AppData\Local\Temp\u2pg.0.exe

        Filesize

        275KB

        MD5

        678d5e7b91062c3b4c1ea39343cda69a

        SHA1

        d73be2edfa050ee9ac434b310af55210b64375cf

        SHA256

        3d4faa1e7f7466857b35c91bda2637ea24783903e14a94ee43508118b56ed17c

        SHA512

        c10a51fa3e8788c8a726af11573014307bf5e47db65ca769db51af9ef751aaf02cc38fec7bc6a8752d3736a4fc68795289df26bd1dd3c945951bec1d7945df8d

      • C:\Users\Admin\AppData\Local\Temp\u2pg.1.zip

        Filesize

        3.7MB

        MD5

        78d3ca6355c93c72b494bb6a498bf639

        SHA1

        2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

        SHA256

        a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

        SHA512

        1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

      • C:\Users\Admin\AppData\Local\Temp\u2pg.2\UIxMarketPlugin.dll

        Filesize

        1.6MB

        MD5

        d1ba9412e78bfc98074c5d724a1a87d6

        SHA1

        0572f98d78fb0b366b5a086c2a74cc68b771d368

        SHA256

        cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

        SHA512

        8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

      • C:\Users\Admin\AppData\Local\Temp\u2pg.2\bunch.dat

        Filesize

        1.3MB

        MD5

        1e8237d3028ab52821d69099e0954f97

        SHA1

        30a6ae353adda0c471c6ed5b7a2458b07185abf2

        SHA256

        9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

        SHA512

        a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

      • C:\Users\Admin\AppData\Local\Temp\u2pg.2\relay.dll

        Filesize

        1.5MB

        MD5

        10d51becd0bbce0fab147ff9658c565e

        SHA1

        4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

        SHA256

        7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

        SHA512

        29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

      • C:\Users\Admin\AppData\Local\Temp\u2pg.2\run.exe

        Filesize

        2.4MB

        MD5

        9fb4770ced09aae3b437c1c6eb6d7334

        SHA1

        fe54b31b0db8665aa5b22bed147e8295afc88a03

        SHA256

        a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

        SHA512

        140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

      • C:\Users\Admin\AppData\Local\Temp\u2pg.2\whale.dbf

        Filesize

        85KB

        MD5

        a723bf46048e0bfb15b8d77d7a648c3e

        SHA1

        8952d3c34e9341e4425571e10f22b782695bb915

        SHA256

        b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

        SHA512

        ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

      • C:\Users\Admin\AppData\Local\Temp\u2pg.3.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/456-174-0x0000000000A60000-0x0000000000A61000-memory.dmp

        Filesize

        4KB

      • memory/456-210-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/456-213-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/2716-224-0x0000016DD9A50000-0x0000016DD9A7A000-memory.dmp

        Filesize

        168KB

      • memory/2716-236-0x0000016DDE650000-0x0000016DDE658000-memory.dmp

        Filesize

        32KB

      • memory/2716-256-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-255-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-254-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-253-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-252-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-251-0x00007FFB053C0000-0x00007FFB05E81000-memory.dmp

        Filesize

        10.8MB

      • memory/2716-249-0x0000016DDEF50000-0x0000016DDEF6E000-memory.dmp

        Filesize

        120KB

      • memory/2716-248-0x0000016DDEF20000-0x0000016DDEF42000-memory.dmp

        Filesize

        136KB

      • memory/2716-245-0x0000016DDEED0000-0x0000016DDEF20000-memory.dmp

        Filesize

        320KB

      • memory/2716-246-0x0000016DDEE80000-0x0000016DDEE8C000-memory.dmp

        Filesize

        48KB

      • memory/2716-247-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-242-0x0000016DDF650000-0x0000016DDFB78000-memory.dmp

        Filesize

        5.2MB

      • memory/2716-241-0x0000016DDF100000-0x0000016DDF122000-memory.dmp

        Filesize

        136KB

      • memory/2716-240-0x0000016DDEE60000-0x0000016DDEE6A000-memory.dmp

        Filesize

        40KB

      • memory/2716-239-0x0000016DDDF60000-0x0000016DDDF6E000-memory.dmp

        Filesize

        56KB

      • memory/2716-238-0x0000016DDDF90000-0x0000016DDDFC8000-memory.dmp

        Filesize

        224KB

      • memory/2716-237-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-235-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-234-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-232-0x0000016DD9C70000-0x0000016DD9F70000-memory.dmp

        Filesize

        3.0MB

      • memory/2716-228-0x0000016DD96D0000-0x0000016DD96DA000-memory.dmp

        Filesize

        40KB

      • memory/2716-227-0x0000016DD9BF0000-0x0000016DD9C66000-memory.dmp

        Filesize

        472KB

      • memory/2716-226-0x0000016DD9B10000-0x0000016DD9B72000-memory.dmp

        Filesize

        392KB

      • memory/2716-225-0x0000016DD9A80000-0x0000016DD9AFA000-memory.dmp

        Filesize

        488KB

      • memory/2716-223-0x0000016DD9620000-0x0000016DD96D2000-memory.dmp

        Filesize

        712KB

      • memory/2716-222-0x0000016DD9610000-0x0000016DD961A000-memory.dmp

        Filesize

        40KB

      • memory/2716-221-0x0000016DD95E0000-0x0000016DD9604000-memory.dmp

        Filesize

        144KB

      • memory/2716-220-0x0000016DD9570000-0x0000016DD9584000-memory.dmp

        Filesize

        80KB

      • memory/2716-219-0x0000016DD9580000-0x0000016DD958C000-memory.dmp

        Filesize

        48KB

      • memory/2716-218-0x0000016DD9550000-0x0000016DD9560000-memory.dmp

        Filesize

        64KB

      • memory/2716-217-0x0000016DD9800000-0x0000016DD9910000-memory.dmp

        Filesize

        1.1MB

      • memory/2716-216-0x0000016DD9540000-0x0000016DD9550000-memory.dmp

        Filesize

        64KB

      • memory/2716-215-0x0000016DBB620000-0x0000016DBEF18000-memory.dmp

        Filesize

        57.0MB

      • memory/2716-214-0x00007FFB053C0000-0x00007FFB05E81000-memory.dmp

        Filesize

        10.8MB

      • memory/3508-18-0x00000000009A0000-0x0000000000AA0000-memory.dmp

        Filesize

        1024KB

      • memory/3508-3-0x0000000000400000-0x000000000086B000-memory.dmp

        Filesize

        4.4MB

      • memory/3508-2-0x0000000002610000-0x000000000267D000-memory.dmp

        Filesize

        436KB

      • memory/3508-180-0x0000000000400000-0x000000000086B000-memory.dmp

        Filesize

        4.4MB

      • memory/3508-113-0x0000000000400000-0x000000000086B000-memory.dmp

        Filesize

        4.4MB

      • memory/3508-19-0x0000000002610000-0x000000000267D000-memory.dmp

        Filesize

        436KB

      • memory/3508-13-0x0000000000400000-0x000000000086B000-memory.dmp

        Filesize

        4.4MB

      • memory/3508-1-0x00000000009A0000-0x0000000000AA0000-memory.dmp

        Filesize

        1024KB

      • memory/3552-132-0x0000000005120000-0x00000000051B2000-memory.dmp

        Filesize

        584KB

      • memory/3552-137-0x00000000052D0000-0x0000000005320000-memory.dmp

        Filesize

        320KB

      • memory/3552-143-0x0000000005F30000-0x0000000005F96000-memory.dmp

        Filesize

        408KB

      • memory/3552-142-0x00000000057A0000-0x00000000057BE000-memory.dmp

        Filesize

        120KB

      • memory/3552-141-0x00000000063E0000-0x000000000690C000-memory.dmp

        Filesize

        5.2MB

      • memory/3552-200-0x00000000053F0000-0x0000000005400000-memory.dmp

        Filesize

        64KB

      • memory/3552-138-0x00000000051C0000-0x00000000051CA000-memory.dmp

        Filesize

        40KB

      • memory/3552-127-0x00000000720C0000-0x0000000073314000-memory.dmp

        Filesize

        18.3MB

      • memory/3552-136-0x0000000005250000-0x00000000052C6000-memory.dmp

        Filesize

        472KB

      • memory/3552-135-0x00000000055D0000-0x0000000005792000-memory.dmp

        Filesize

        1.8MB

      • memory/3552-134-0x00000000053F0000-0x0000000005400000-memory.dmp

        Filesize

        64KB

      • memory/3552-173-0x00000000739D0000-0x0000000074180000-memory.dmp

        Filesize

        7.7MB

      • memory/3552-133-0x0000000005800000-0x0000000005DA4000-memory.dmp

        Filesize

        5.6MB

      • memory/3552-179-0x0000000007950000-0x000000000795A000-memory.dmp

        Filesize

        40KB

      • memory/3552-130-0x0000000000B00000-0x0000000000BC6000-memory.dmp

        Filesize

        792KB

      • memory/3552-131-0x00000000739D0000-0x0000000074180000-memory.dmp

        Filesize

        7.7MB

      • memory/4200-106-0x00000000735F0000-0x000000007376B000-memory.dmp

        Filesize

        1.5MB

      • memory/4200-115-0x00000000735F0000-0x000000007376B000-memory.dmp

        Filesize

        1.5MB

      • memory/4200-114-0x00000000735F0000-0x000000007376B000-memory.dmp

        Filesize

        1.5MB

      • memory/4200-107-0x00007FFB25F30000-0x00007FFB26125000-memory.dmp

        Filesize

        2.0MB

      • memory/4908-123-0x00000000735F0000-0x000000007376B000-memory.dmp

        Filesize

        1.5MB

      • memory/4908-117-0x00000000735F0000-0x000000007376B000-memory.dmp

        Filesize

        1.5MB

      • memory/4908-119-0x00007FFB25F30000-0x00007FFB26125000-memory.dmp

        Filesize

        2.0MB

      • memory/4908-124-0x00000000735F0000-0x000000007376B000-memory.dmp

        Filesize

        1.5MB

      • memory/4908-126-0x00000000735F0000-0x000000007376B000-memory.dmp

        Filesize

        1.5MB

      • memory/5024-17-0x0000000000400000-0x0000000000846000-memory.dmp

        Filesize

        4.3MB

      • memory/5024-16-0x0000000000400000-0x0000000000846000-memory.dmp

        Filesize

        4.3MB

      • memory/5024-14-0x0000000000A50000-0x0000000000B50000-memory.dmp

        Filesize

        1024KB

      • memory/5024-15-0x00000000008D0000-0x00000000008F7000-memory.dmp

        Filesize

        156KB