Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10-05-2024 12:39

General

  • Target

    2ec2583edf935a0b71968c81e50358790cbcad334e88dc5d9ee87f716978fbd8.exe

  • Size

    373KB

  • MD5

    1cc59ed1f9fb86fa17aa40eff895af87

  • SHA1

    d155623485082e66f1fde795b5c9a544805f75ad

  • SHA256

    2ec2583edf935a0b71968c81e50358790cbcad334e88dc5d9ee87f716978fbd8

  • SHA512

    2ada3990f204fe9357e9feb657d534760bf82128f3447d50ac3cd2ed8e84d124341540c0bbeeb14f9d16026767ba2fc3a8058ba9e56b1c04b4e4e62d5c81b045

  • SSDEEP

    6144:Xm7tnXHiPWJ/b1ZPB66To26pxlW0BmbtKjCouJJtqOCFgqIt0TtMY:Xm7tnyOtb1ZZ66TrbqiIFGqmY

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.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 2 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.

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2ec2583edf935a0b71968c81e50358790cbcad334e88dc5d9ee87f716978fbd8.exe
    "C:\Users\Admin\AppData\Local\Temp\2ec2583edf935a0b71968c81e50358790cbcad334e88dc5d9ee87f716978fbd8.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Users\Admin\AppData\Local\Temp\u2c8.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2c8.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2892
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2892 -s 2116
        3⤵
        • Program crash
        PID:2680
    • C:\Users\Admin\AppData\Local\Temp\u2c8.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u2c8.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1180
      • 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:3224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 1196
      2⤵
      • Program crash
      PID:4188
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3032 -ip 3032
    1⤵
      PID:2320
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2892 -ip 2892
      1⤵
        PID:4244

      Network

      MITRE ATT&CK Enterprise v15

      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\iolo\dm\ioloDMLog.txt

        Filesize

        2KB

        MD5

        51192a2c46588324628a7a67ead75ead

        SHA1

        e2833533ac397d061a17bd23ca1543823f009da9

        SHA256

        6703d4236149640a384a9172247336a6679aa6ce7600415d9232ef229826ee41

        SHA512

        536004d773b40955b157e131f00f2af0fd6ebfb2b7f1f95553a6196ba3956b956bdfc3e8811638742e32758c2b7825ab0474ae5112bc100fcee4395b4f3217d7

      • C:\Users\Admin\AppData\Local\Temp\u2c8.0.exe

        Filesize

        231KB

        MD5

        879b731bc25ad06eea7282496b49363e

        SHA1

        b8d419721f28e130cce781e5968f40ac2c5e7456

        SHA256

        ab5ad9f5fd8938c963a1602539d2409a514f26e8263b9f424b3a79fc3632f98f

        SHA512

        6c69b11027063f24ee98c7202b4a8fd8c0cf023f4819231710c93707d2624127b41b8337f7a7e7de45d8c9b2b9ecf8e7c469b47ab1916c6468ab439a038b06c2

      • C:\Users\Admin\AppData\Local\Temp\u2c8.1.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1180-148-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1180-134-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/2892-15-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/2892-53-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/2892-114-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/2892-18-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/2892-61-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/2892-16-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/2892-14-0x0000000000400000-0x0000000002576000-memory.dmp

        Filesize

        33.5MB

      • memory/3032-62-0x0000000002820000-0x0000000002920000-memory.dmp

        Filesize

        1024KB

      • memory/3032-1-0x0000000002820000-0x0000000002920000-memory.dmp

        Filesize

        1024KB

      • memory/3032-113-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/3032-112-0x0000000000400000-0x0000000002599000-memory.dmp

        Filesize

        33.6MB

      • memory/3032-63-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/3032-12-0x0000000000400000-0x0000000002599000-memory.dmp

        Filesize

        33.6MB

      • memory/3032-3-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/3032-2-0x00000000042C0000-0x000000000432C000-memory.dmp

        Filesize

        432KB

      • memory/3224-156-0x000001C4EAC60000-0x000001C4EAD12000-memory.dmp

        Filesize

        712KB

      • memory/3224-160-0x000001C4EA640000-0x000001C4EA64A000-memory.dmp

        Filesize

        40KB

      • memory/3224-152-0x000001C4EA680000-0x000001C4EA68C000-memory.dmp

        Filesize

        48KB

      • memory/3224-151-0x000001C4EA660000-0x000001C4EA670000-memory.dmp

        Filesize

        64KB

      • memory/3224-153-0x000001C4EA670000-0x000001C4EA684000-memory.dmp

        Filesize

        80KB

      • memory/3224-154-0x000001C4EA6F0000-0x000001C4EA714000-memory.dmp

        Filesize

        144KB

      • memory/3224-155-0x000001C4EA730000-0x000001C4EA73A000-memory.dmp

        Filesize

        40KB

      • memory/3224-149-0x000001C4E4960000-0x000001C4E8194000-memory.dmp

        Filesize

        56.2MB

      • memory/3224-157-0x000001C4EA770000-0x000001C4EA79A000-memory.dmp

        Filesize

        168KB

      • memory/3224-158-0x000001C4EAD10000-0x000001C4EAD60000-memory.dmp

        Filesize

        320KB

      • memory/3224-159-0x000001C4EA7A0000-0x000001C4EA7C2000-memory.dmp

        Filesize

        136KB

      • memory/3224-150-0x000001C4EAA00000-0x000001C4EAB0A000-memory.dmp

        Filesize

        1.0MB

      • memory/3224-164-0x000001C4EAD60000-0x000001C4EB060000-memory.dmp

        Filesize

        3.0MB

      • memory/3224-166-0x000001C4EF7B0000-0x000001C4EF7B8000-memory.dmp

        Filesize

        32KB

      • memory/3224-168-0x000001C4EF0C0000-0x000001C4EF0CE000-memory.dmp

        Filesize

        56KB

      • memory/3224-167-0x000001C4EF0F0000-0x000001C4EF128000-memory.dmp

        Filesize

        224KB

      • memory/3224-169-0x000001C4EF0E0000-0x000001C4EF0E8000-memory.dmp

        Filesize

        32KB

      • memory/3224-171-0x000001C4EFA80000-0x000001C4EFAE2000-memory.dmp

        Filesize

        392KB

      • memory/3224-170-0x000001C4EFA60000-0x000001C4EFA6A000-memory.dmp

        Filesize

        40KB

      • memory/3224-172-0x000001C4EF7E0000-0x000001C4EF802000-memory.dmp

        Filesize

        136KB

      • memory/3224-173-0x000001C4F0010000-0x000001C4F0538000-memory.dmp

        Filesize

        5.2MB

      • memory/3224-176-0x000001C4EF800000-0x000001C4EF80C000-memory.dmp

        Filesize

        48KB

      • memory/3224-177-0x000001C4EF8E0000-0x000001C4EF956000-memory.dmp

        Filesize

        472KB

      • memory/3224-178-0x000001C4EF840000-0x000001C4EF85E000-memory.dmp

        Filesize

        120KB