Analysis

  • max time kernel
    142s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-05-2024 04:51

General

  • Target

    0e0cbfe63a90bbb6b38eceb1c88ba70786ce5810fe03a68677db8fc7314ffe3d.exe

  • Size

    416KB

  • MD5

    7b010e4838cc5810db1774303a7a6b12

  • SHA1

    229435618e5486c4812a5a76ce523269c75b1de1

  • SHA256

    0e0cbfe63a90bbb6b38eceb1c88ba70786ce5810fe03a68677db8fc7314ffe3d

  • SHA512

    fe44db2c2abe5b6eeec303dab8ba67973b1b5c48479c288c3381e33492610e936ee1549fa76ab6753e11d8f3fb3d14974417cd3aeb2f7f8ca7dad975764dcf89

  • SSDEEP

    6144:EkIIKkd5F7LcRmt5tuGEBQ4ZHXbA/3TntkIKcqFWWgfLR8tai/:E3DkzF7gmt5tuPBQ6LO3btbKnuLWtf/

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
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 27 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\0e0cbfe63a90bbb6b38eceb1c88ba70786ce5810fe03a68677db8fc7314ffe3d.exe
    "C:\Users\Admin\AppData\Local\Temp\0e0cbfe63a90bbb6b38eceb1c88ba70786ce5810fe03a68677db8fc7314ffe3d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4152
    • C:\Users\Admin\AppData\Local\Temp\u37c.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u37c.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:5100
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5100 -s 2404
        3⤵
        • Program crash
        PID:3496
    • C:\Users\Admin\AppData\Local\Temp\u37c.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u37c.1.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:1656
      • 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:4292
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1512
      2⤵
      • Program crash
      PID:1492
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4152 -ip 4152
    1⤵
      PID:3260
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5100 -ip 5100
      1⤵
        PID:3176

      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\u37c.0.exe

        Filesize

        275KB

        MD5

        31c1bdc2c9075e8c2eab9353c41c117f

        SHA1

        ab28fb009dc8c2fa244c773760109e38711b1025

        SHA256

        4e08b9b37494a1917d2ab809fff59b3a45673a80d25587e51c8749331bb56233

        SHA512

        78b995611e33b441e9ebaeecbbce3ec96bbfcac7f71bd0f639ab1e3394900be5c80893dfc8957b696609eca7ce1933d58f026c7be389795f0dcc72ad3fc35593

      • C:\Users\Admin\AppData\Local\Temp\u37c.1.exe

        Filesize

        4.6MB

        MD5

        397926927bca55be4a77839b1c44de6e

        SHA1

        e10f3434ef3021c399dbba047832f02b3c898dbd

        SHA256

        4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

        SHA512

        cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

      • memory/1656-136-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/1656-149-0x0000000000400000-0x00000000008AD000-memory.dmp

        Filesize

        4.7MB

      • memory/4152-1-0x0000000001CB0000-0x0000000001DB0000-memory.dmp

        Filesize

        1024KB

      • memory/4152-3-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/4152-80-0x0000000000400000-0x000000000046F000-memory.dmp

        Filesize

        444KB

      • memory/4152-79-0x0000000003650000-0x00000000036BC000-memory.dmp

        Filesize

        432KB

      • memory/4152-78-0x0000000000400000-0x0000000001A32000-memory.dmp

        Filesize

        22.2MB

      • memory/4152-2-0x0000000003650000-0x00000000036BC000-memory.dmp

        Filesize

        432KB

      • memory/4292-155-0x000001812CCF0000-0x000001812CCFC000-memory.dmp

        Filesize

        48KB

      • memory/4292-160-0x000001812D100000-0x000001812D12A000-memory.dmp

        Filesize

        168KB

      • memory/4292-181-0x0000018132A10000-0x0000018132A2E000-memory.dmp

        Filesize

        120KB

      • memory/4292-180-0x00000181329E0000-0x0000018132A02000-memory.dmp

        Filesize

        136KB

      • memory/4292-178-0x0000018132990000-0x00000181329E0000-memory.dmp

        Filesize

        320KB

      • memory/4292-179-0x0000018132940000-0x000001813294C000-memory.dmp

        Filesize

        48KB

      • memory/4292-150-0x000001810EE70000-0x0000018112768000-memory.dmp

        Filesize

        57.0MB

      • memory/4292-175-0x0000018133120000-0x0000018133648000-memory.dmp

        Filesize

        5.2MB

      • memory/4292-156-0x0000018114400000-0x0000018114414000-memory.dmp

        Filesize

        80KB

      • memory/4292-174-0x0000018132BD0000-0x0000018132BF2000-memory.dmp

        Filesize

        136KB

      • memory/4292-154-0x00000181143E0000-0x00000181143F0000-memory.dmp

        Filesize

        64KB

      • memory/4292-153-0x000001812D270000-0x000001812D380000-memory.dmp

        Filesize

        1.1MB

      • memory/4292-157-0x000001812D0D0000-0x000001812D0F4000-memory.dmp

        Filesize

        144KB

      • memory/4292-158-0x000001812CD40000-0x000001812CD4A000-memory.dmp

        Filesize

        40KB

      • memory/4292-159-0x000001812D4C0000-0x000001812D572000-memory.dmp

        Filesize

        712KB

      • memory/4292-173-0x0000018132BC0000-0x0000018132BCA000-memory.dmp

        Filesize

        40KB

      • memory/4292-161-0x000001812D570000-0x000001812D5EA000-memory.dmp

        Filesize

        488KB

      • memory/4292-162-0x000001812D5F0000-0x000001812D652000-memory.dmp

        Filesize

        392KB

      • memory/4292-163-0x000001812D6D0000-0x000001812D746000-memory.dmp

        Filesize

        472KB

      • memory/4292-164-0x000001812D0F0000-0x000001812D0FA000-memory.dmp

        Filesize

        40KB

      • memory/4292-168-0x000001812D750000-0x000001812DA50000-memory.dmp

        Filesize

        3.0MB

      • memory/4292-170-0x0000018131770000-0x0000018131778000-memory.dmp

        Filesize

        32KB

      • memory/4292-172-0x0000018131A40000-0x0000018131A4E000-memory.dmp

        Filesize

        56KB

      • memory/4292-171-0x0000018131A70000-0x0000018131AA8000-memory.dmp

        Filesize

        224KB

      • memory/5100-119-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

      • memory/5100-16-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

      • memory/5100-152-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

      • memory/5100-17-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

      • memory/5100-148-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

      • memory/5100-18-0x0000000000400000-0x0000000001A0F000-memory.dmp

        Filesize

        22.1MB

      • memory/5100-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB