Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    07-05-2024 12:21

General

  • Target

    cab0d7ad9a9d4ced74f7c7070e034640da31e13932a825619f07ab02d0b30863.exe

  • Size

    408KB

  • MD5

    79836ad0dce2e4e2f4b943fa91add4db

  • SHA1

    e64ec6d548b95c23bc4408f9222600d6addcc369

  • SHA256

    cab0d7ad9a9d4ced74f7c7070e034640da31e13932a825619f07ab02d0b30863

  • SHA512

    5c461b23a285de4675d20d6d0c5918e9907de6fa44929c1524755c62c61d875e8abb1a30d53c6479609f785393c47688a27f9577a7cbdfed304f6ac544ca59d1

  • SSDEEP

    6144:b5cM23+UCrsxK18deKnuwQLRvB4GBx7jqlMM+0ljGkIX+BN5uATkshwxs:FBrsNe+mLRvdSL+0VRZDTks2xs

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 26 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\cab0d7ad9a9d4ced74f7c7070e034640da31e13932a825619f07ab02d0b30863.exe
    "C:\Users\Admin\AppData\Local\Temp\cab0d7ad9a9d4ced74f7c7070e034640da31e13932a825619f07ab02d0b30863.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3708
    • C:\Users\Admin\AppData\Local\Temp\u2v0.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2v0.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2948
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 2424
        3⤵
        • Program crash
        PID:3848
    • C:\Users\Admin\AppData\Local\Temp\u2v0.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u2v0.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3312
      • 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:776
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 1164
      2⤵
      • Program crash
      PID:3304
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3708 -ip 3708
    1⤵
      PID:3200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2948 -ip 2948
      1⤵
        PID:2636

      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

        3KB

        MD5

        052b60c5dea8e3e5b7f3231807439844

        SHA1

        0ef27136d568fd8145d6720a6fb87d9ccdd69ccf

        SHA256

        baa663e31d9d62605d5c93e57b290b2baacaef161f518ec2316891749a8a16bc

        SHA512

        27ddb72f8d70700bff5bf362691ba3691cdc902565f7f65ccf7041a9bd4f2c22722896b455acf076e3d3edbaa1fc363e1b62501097828ea6f353fcb5ff749bc1

      • C:\Users\Admin\AppData\Local\Temp\u2v0.0.exe

        Filesize

        266KB

        MD5

        7ed6ec404f1a557e5c734574421948d3

        SHA1

        d77c5a4db410b713989427b37f045b824cc1eff5

        SHA256

        82fcbe992186cf67ca0aa2da35425353505f9f8c59e0255a64e9e40c65d94e17

        SHA512

        f970692b939cbb898dd4057e7c8095415d6fa3779af22d2ab86fcc6e7edc42151f592545e81c4a617ea40d392fa7943792580fc17acd3667a80a80e72286f3e9

      • C:\Users\Admin\AppData\Local\Temp\u2v0.1.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/776-106-0x0000012F9A200000-0x0000012F9A22A000-memory.dmp

        Filesize

        168KB

      • memory/776-112-0x0000012FFF110000-0x0000012FFF132000-memory.dmp

        Filesize

        136KB

      • memory/776-168-0x0000012FFF140000-0x0000012FFF15E000-memory.dmp

        Filesize

        120KB

      • memory/776-156-0x0000012FFF230000-0x0000012FFF2A6000-memory.dmp

        Filesize

        472KB

      • memory/776-155-0x0000012F9EB90000-0x0000012F9EB9C000-memory.dmp

        Filesize

        48KB

      • memory/776-149-0x0000012F9F9F0000-0x0000012F9FF18000-memory.dmp

        Filesize

        5.2MB

      • memory/776-63-0x0000012FFB470000-0x0000012FFECA4000-memory.dmp

        Filesize

        56.2MB

      • memory/776-144-0x0000012F9EB60000-0x0000012F9EB6A000-memory.dmp

        Filesize

        40KB

      • memory/776-91-0x0000012F9A560000-0x0000012F9A66A000-memory.dmp

        Filesize

        1.0MB

      • memory/776-92-0x0000012F9A0E0000-0x0000012F9A0F0000-memory.dmp

        Filesize

        64KB

      • memory/776-95-0x0000012F9A160000-0x0000012F9A184000-memory.dmp

        Filesize

        144KB

      • memory/776-94-0x0000012F9A0F0000-0x0000012F9A104000-memory.dmp

        Filesize

        80KB

      • memory/776-93-0x0000012F9A100000-0x0000012F9A10C000-memory.dmp

        Filesize

        48KB

      • memory/776-105-0x0000012F9A190000-0x0000012F9A19A000-memory.dmp

        Filesize

        40KB

      • memory/776-146-0x0000012F9F460000-0x0000012F9F4C2000-memory.dmp

        Filesize

        392KB

      • memory/776-110-0x0000012F9A480000-0x0000012F9A532000-memory.dmp

        Filesize

        712KB

      • memory/776-111-0x0000012FFF0C0000-0x0000012FFF110000-memory.dmp

        Filesize

        320KB

      • memory/776-147-0x0000012F9EB70000-0x0000012F9EB92000-memory.dmp

        Filesize

        136KB

      • memory/776-116-0x0000012F818E0000-0x0000012F818EA000-memory.dmp

        Filesize

        40KB

      • memory/776-120-0x0000012F9A7C0000-0x0000012F9AAC0000-memory.dmp

        Filesize

        3.0MB

      • memory/776-128-0x0000012FFF010000-0x0000012FFF018000-memory.dmp

        Filesize

        32KB

      • memory/776-133-0x0000012FFF070000-0x0000012FFF07E000-memory.dmp

        Filesize

        56KB

      • memory/776-132-0x0000012FFF170000-0x0000012FFF1A8000-memory.dmp

        Filesize

        224KB

      • memory/776-139-0x0000012FFF080000-0x0000012FFF088000-memory.dmp

        Filesize

        32KB

      • memory/2948-64-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/2948-61-0x0000000000400000-0x0000000002AFF000-memory.dmp

        Filesize

        39.0MB

      • memory/2948-166-0x0000000000400000-0x0000000002AFF000-memory.dmp

        Filesize

        39.0MB

      • memory/3312-62-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/3312-58-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/3708-3-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/3708-29-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/3708-27-0x0000000000400000-0x0000000002B23000-memory.dmp

        Filesize

        39.1MB

      • memory/3708-2-0x0000000004890000-0x00000000048FC000-memory.dmp

        Filesize

        432KB

      • memory/3708-1-0x0000000002EF0000-0x0000000002FF0000-memory.dmp

        Filesize

        1024KB

      • memory/3708-28-0x0000000004890000-0x00000000048FC000-memory.dmp

        Filesize

        432KB