Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    04-04-2024 09:48

General

  • Target

    9152f85d31e23e6075121ce763ac0b0cd6244d29f8e84bc7b7e739f55de583e6.exe

  • Size

    359KB

  • MD5

    ebfc28d0f68e343474449e679227817d

  • SHA1

    1f1019e3081ac2256d9bae25b9cccd73528a58bd

  • SHA256

    9152f85d31e23e6075121ce763ac0b0cd6244d29f8e84bc7b7e739f55de583e6

  • SHA512

    15cde2a3b3dada7772b042d5260f80bbc5bd232785a66e945e7dc1410ef5a92e7a1cc80f6fd7a6d7dc6a6deda47523d428e9eb5de06472a06451fecbcf121f47

  • SSDEEP

    6144:XnqaECNPTFkBgWFtBaNzFbwhkzp/LU++d0RIxgZk+mGMeja/K5+QEhIl:6a9NPTF8LFt6Jvzp/L2+Ixp1Gxj4KihA

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9152f85d31e23e6075121ce763ac0b0cd6244d29f8e84bc7b7e739f55de583e6.exe
    "C:\Users\Admin\AppData\Local\Temp\9152f85d31e23e6075121ce763ac0b0cd6244d29f8e84bc7b7e739f55de583e6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2564
    • C:\Users\Admin\AppData\Local\Temp\u1z8.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u1z8.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3764
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BFHJJJDAFB.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2568
        • C:\Users\Admin\AppData\Local\Temp\BFHJJJDAFB.exe
          "C:\Users\Admin\AppData\Local\Temp\BFHJJJDAFB.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2028
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\BFHJJJDAFB.exe
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1976
            • C:\Windows\SysWOW64\PING.EXE
              ping 2.2.2.2 -n 1 -w 3000
              6⤵
              • Runs ping.exe
              PID:3488
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3764 -s 2460
        3⤵
        • Program crash
        PID:4380
    • C:\Users\Admin\AppData\Local\Temp\u1z8.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u1z8.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2408
      • 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:1432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 992
      2⤵
      • Program crash
      PID:2804
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2564 -ip 2564
    1⤵
      PID:4472
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3764 -ip 3764
      1⤵
        PID:2384

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Credential Access

      Unsecured Credentials

      3
      T1552

      Credentials In Files

      3
      T1552.001

      Discovery

      Query Registry

      3
      T1012

      System Information Discovery

      3
      T1082

      Peripheral Device Discovery

      1
      T1120

      Remote System Discovery

      1
      T1018

      Collection

      Data from Local System

      3
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Are.docx
        Filesize

        11KB

        MD5

        a33e5b189842c5867f46566bdbf7a095

        SHA1

        e1c06359f6a76da90d19e8fd95e79c832edb3196

        SHA256

        5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

        SHA512

        f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

      • C:\ProgramData\mozglue.dll
        Filesize

        593KB

        MD5

        c8fd9be83bc728cc04beffafc2907fe9

        SHA1

        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

        SHA256

        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

        SHA512

        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

      • C:\ProgramData\nss3.dll
        Filesize

        2.0MB

        MD5

        1cc453cdf74f31e4d913ff9c10acdde2

        SHA1

        6e85eae544d6e965f15fa5c39700fa7202f3aafe

        SHA256

        ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

        SHA512

        dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

      • C:\Users\Admin\AppData\Local\Temp\BFHJJJDAFB.exe
        Filesize

        106KB

        MD5

        fe380780b5c35bd6d54541791151c2be

        SHA1

        7fe3a583cf91474c733f85cebf3c857682e269e1

        SHA256

        b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

        SHA512

        ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

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

        3KB

        MD5

        c5b097c85116e846e09fe85f56d8184f

        SHA1

        63ae699cbf06f66fc13bd66f6acc1de35618a5a9

        SHA256

        f582d65a7a70131016e130c9fb42bd8ab09e3f982b19b2dba3ae2d9a527fae0a

        SHA512

        2fb94f9221d9472b8ac73c70b8ad5a1a1a7b3118bf335610eb6d4c50d70816604cacd9e40691c7a9d31cd371ab8bb652d4553e014551d1fb80dea78cc1f2ca7f

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

        2KB

        MD5

        0b646d03faa320ee11627d25fdaa763c

        SHA1

        111c4a57367c1791e9c0952dbaaed0eeea3e60ff

        SHA256

        790f7f6336cd520ab58996ca4c7afe4af937ebe2d816dbc62950f01e081aafe1

        SHA512

        2630e0fe7dfb77ce21c256d17b7b8b93d635046519541be741eb1ae4be711cbdca81f6064a532abea9c2afcf9472ebd388358e6681df4d0c3dbae2ec70dc09d7

      • C:\Users\Admin\AppData\Local\Temp\u1z8.0.exe
        Filesize

        218KB

        MD5

        e56c83770da1263eb2f14faee7adc64f

        SHA1

        f720dc655ba9f7449a4d145cab0377353bde8ab1

        SHA256

        218761e370074e320b1f371ff45f203f5b5dbfef76786e2070a0df98ccb08c0f

        SHA512

        22a6460baf44c0768a1a507567ecc2424f6d00a08cc20b51aeb657c9484efcf5014ff42f4ea5a1f4fe2c6eb7b6b982c4cec8a30d0331b68f710575e2dfa65757

      • C:\Users\Admin\AppData\Local\Temp\u1z8.1.exe
        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1432-155-0x0000021932F70000-0x0000021932F7A000-memory.dmp
        Filesize

        40KB

      • memory/1432-161-0x0000021932C30000-0x0000021932C3A000-memory.dmp
        Filesize

        40KB

      • memory/1432-202-0x0000021932CA0000-0x0000021932CB0000-memory.dmp
        Filesize

        64KB

      • memory/1432-201-0x0000021932CA0000-0x0000021932CB0000-memory.dmp
        Filesize

        64KB

      • memory/1432-200-0x0000021932CA0000-0x0000021932CB0000-memory.dmp
        Filesize

        64KB

      • memory/1432-199-0x0000021932CA0000-0x0000021932CB0000-memory.dmp
        Filesize

        64KB

      • memory/1432-198-0x00007FFF03660000-0x00007FFF04122000-memory.dmp
        Filesize

        10.8MB

      • memory/1432-196-0x0000021933720000-0x000002193373E000-memory.dmp
        Filesize

        120KB

      • memory/1432-195-0x00000219336F0000-0x0000021933712000-memory.dmp
        Filesize

        136KB

      • memory/1432-185-0x00000219336A0000-0x00000219336F0000-memory.dmp
        Filesize

        320KB

      • memory/1432-187-0x0000021933650000-0x000002193365C000-memory.dmp
        Filesize

        48KB

      • memory/1432-178-0x00000219381F0000-0x0000021938718000-memory.dmp
        Filesize

        5.2MB

      • memory/1432-145-0x00007FFF03660000-0x00007FFF04122000-memory.dmp
        Filesize

        10.8MB

      • memory/1432-147-0x0000021914C70000-0x0000021918568000-memory.dmp
        Filesize

        57.0MB

      • memory/1432-176-0x0000021937C80000-0x0000021937C8A000-memory.dmp
        Filesize

        40KB

      • memory/1432-149-0x0000021932CB0000-0x0000021932DC0000-memory.dmp
        Filesize

        1.1MB

      • memory/1432-150-0x0000021932CA0000-0x0000021932CB0000-memory.dmp
        Filesize

        64KB

      • memory/1432-151-0x0000021918A40000-0x0000021918A50000-memory.dmp
        Filesize

        64KB

      • memory/1432-152-0x0000021932C60000-0x0000021932C6C000-memory.dmp
        Filesize

        48KB

      • memory/1432-153-0x0000021932C50000-0x0000021932C64000-memory.dmp
        Filesize

        80KB

      • memory/1432-154-0x0000021932E00000-0x0000021932E24000-memory.dmp
        Filesize

        144KB

      • memory/1432-156-0x0000021932F90000-0x0000021933042000-memory.dmp
        Filesize

        712KB

      • memory/1432-177-0x0000021937CA0000-0x0000021937CC2000-memory.dmp
        Filesize

        136KB

      • memory/1432-158-0x0000021933070000-0x00000219330EA000-memory.dmp
        Filesize

        488KB

      • memory/1432-157-0x0000021933040000-0x000002193306A000-memory.dmp
        Filesize

        168KB

      • memory/1432-159-0x00000219330F0000-0x0000021933152000-memory.dmp
        Filesize

        392KB

      • memory/1432-160-0x00000219331D0000-0x0000021933246000-memory.dmp
        Filesize

        472KB

      • memory/1432-175-0x00000219375C0000-0x00000219375CE000-memory.dmp
        Filesize

        56KB

      • memory/1432-165-0x0000021933250000-0x0000021933550000-memory.dmp
        Filesize

        3.0MB

      • memory/1432-167-0x0000021932CA0000-0x0000021932CB0000-memory.dmp
        Filesize

        64KB

      • memory/1432-171-0x0000021937C70000-0x0000021937C78000-memory.dmp
        Filesize

        32KB

      • memory/1432-172-0x0000021932CA0000-0x0000021932CB0000-memory.dmp
        Filesize

        64KB

      • memory/1432-173-0x0000021932CA0000-0x0000021932CB0000-memory.dmp
        Filesize

        64KB

      • memory/1432-174-0x00000219375F0000-0x0000021937628000-memory.dmp
        Filesize

        224KB

      • memory/2028-194-0x0000000071EC0000-0x0000000072671000-memory.dmp
        Filesize

        7.7MB

      • memory/2028-188-0x00000000003F0000-0x0000000000410000-memory.dmp
        Filesize

        128KB

      • memory/2028-189-0x0000000071EC0000-0x0000000072671000-memory.dmp
        Filesize

        7.7MB

      • memory/2028-191-0x0000000004D20000-0x0000000004D30000-memory.dmp
        Filesize

        64KB

      • memory/2408-144-0x0000000000400000-0x00000000008AD000-memory.dmp
        Filesize

        4.7MB

      • memory/2408-29-0x0000000002760000-0x0000000002761000-memory.dmp
        Filesize

        4KB

      • memory/2408-139-0x0000000000400000-0x00000000008AD000-memory.dmp
        Filesize

        4.7MB

      • memory/2564-1-0x0000000002E90000-0x0000000002F90000-memory.dmp
        Filesize

        1024KB

      • memory/2564-36-0x0000000002E00000-0x0000000002E6C000-memory.dmp
        Filesize

        432KB

      • memory/2564-35-0x0000000000400000-0x0000000002B83000-memory.dmp
        Filesize

        39.5MB

      • memory/2564-2-0x0000000002E00000-0x0000000002E6C000-memory.dmp
        Filesize

        432KB

      • memory/2564-3-0x0000000000400000-0x0000000002B83000-memory.dmp
        Filesize

        39.5MB

      • memory/3764-180-0x0000000002CB0000-0x0000000002DB0000-memory.dmp
        Filesize

        1024KB

      • memory/3764-190-0x0000000000400000-0x0000000002B60000-memory.dmp
        Filesize

        39.4MB

      • memory/3764-13-0x0000000002CB0000-0x0000000002DB0000-memory.dmp
        Filesize

        1024KB

      • memory/3764-14-0x0000000004860000-0x0000000004887000-memory.dmp
        Filesize

        156KB

      • memory/3764-27-0x0000000000400000-0x0000000002B60000-memory.dmp
        Filesize

        39.4MB

      • memory/3764-97-0x0000000000400000-0x0000000002B60000-memory.dmp
        Filesize

        39.4MB

      • memory/3764-179-0x0000000000400000-0x0000000002B60000-memory.dmp
        Filesize

        39.4MB

      • memory/3764-37-0x0000000061E00000-0x0000000061EF3000-memory.dmp
        Filesize

        972KB

      • memory/3764-148-0x0000000000400000-0x0000000002B60000-memory.dmp
        Filesize

        39.4MB