Analysis

  • max time kernel
    107s
  • max time network
    186s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/11/2023, 06:36

General

  • Target

    9e0a35b7b127fc1536b9283b3146f1e3eca8c2aecf8bcdba4602e92de4fe8c0f.exe

  • Size

    229KB

  • MD5

    63850ae1df3cd15a6b6994f8cb8ca2b6

  • SHA1

    2a6f330daf80f6ba0a0e691ee4d49315890a0b48

  • SHA256

    9e0a35b7b127fc1536b9283b3146f1e3eca8c2aecf8bcdba4602e92de4fe8c0f

  • SHA512

    4837e5c100d502b07122d3827c705214da6c7f929a4cda5244aed06b4c37ffd380dc13d8255c055ea52a7c41ad4d2080025a58247894880424f1c9dc14b330b7

  • SSDEEP

    3072:IGY2tg/z6pPioZHvKgWVi8dB/keBfYAOrIGmZUj/KT:XM/e57ZHUo8xfKIHe

Malware Config

Signatures

  • Downloads MZ/PE file
  • 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.

  • 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).

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e0a35b7b127fc1536b9283b3146f1e3eca8c2aecf8bcdba4602e92de4fe8c0f.exe
    "C:\Users\Admin\AppData\Local\Temp\9e0a35b7b127fc1536b9283b3146f1e3eca8c2aecf8bcdba4602e92de4fe8c0f.exe"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\9e0a35b7b127fc1536b9283b3146f1e3eca8c2aecf8bcdba4602e92de4fe8c0f.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1144
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • memory/1156-4-0x0000000000400000-0x00000000007C2000-memory.dmp

    Filesize

    3.8MB

  • memory/1156-17-0x0000000000400000-0x00000000007C2000-memory.dmp

    Filesize

    3.8MB

  • memory/1156-18-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/1156-66-0x0000000000400000-0x00000000007C2000-memory.dmp

    Filesize

    3.8MB

  • memory/1156-67-0x00000000009C0000-0x0000000000AC0000-memory.dmp

    Filesize

    1024KB

  • memory/1156-68-0x0000000000940000-0x0000000000966000-memory.dmp

    Filesize

    152KB

  • memory/1156-1-0x00000000009C0000-0x0000000000AC0000-memory.dmp

    Filesize

    1024KB

  • memory/1156-3-0x0000000000400000-0x00000000007C2000-memory.dmp

    Filesize

    3.8MB

  • memory/1156-2-0x0000000000940000-0x0000000000966000-memory.dmp

    Filesize

    152KB

  • memory/1156-82-0x0000000000400000-0x00000000007C2000-memory.dmp

    Filesize

    3.8MB

  • memory/1156-84-0x0000000000400000-0x00000000007C2000-memory.dmp

    Filesize

    3.8MB