Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-12-2024 18:21

General

  • Target

    Sigmanly_b55cf6b5ec66fdc4dbbecc4e2f7698549964ec234bd0b55d057527d59d91147d.exe

  • Size

    1.4MB

  • MD5

    9e67c73f86b034d009280ab03db20124

  • SHA1

    aba6a0de8e85cf5a84c0a158d3908189ecf29330

  • SHA256

    b55cf6b5ec66fdc4dbbecc4e2f7698549964ec234bd0b55d057527d59d91147d

  • SHA512

    22ecfa7f450a2edbdb964a900524069f9b12804d691d204eda66efb6c2eb212e8e81229cc5e27626ea699749a72107adb45fce5a7ae4dd21f7fe4d4ea33ab9ff

  • SSDEEP

    24576:Gae+1jKFTxeZhauIhY8oYsO0COg21wu0L8U:Ge16FeGrI/g21W8U

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 61 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sigmanly_b55cf6b5ec66fdc4dbbecc4e2f7698549964ec234bd0b55d057527d59d91147d.exe
    "C:\Users\Admin\AppData\Local\Temp\Sigmanly_b55cf6b5ec66fdc4dbbecc4e2f7698549964ec234bd0b55d057527d59d91147d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Public\Libraries\FX.cmd
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4780
    • C:\Users\Public\Libraries\dxobknwL.pif
      C:\Users\Public\Libraries\dxobknwL.pif
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Public\Libraries\FX.cmd

    Filesize

    8KB

    MD5

    60cd0be570decd49e4798554639a05ae

    SHA1

    bd7bed69d9ab9a20b5263d74921c453f38477bcb

    SHA256

    ca6a6c849496453990beceef8c192d90908c0c615fa0a1d01bcd464bad6966a5

    SHA512

    ab3dbdb4ed95a0cb4072b23dd241149f48ecff8a69f16d81648e825d9d81a55954e5dd9bc46d3d7408421df30c901b9ad1385d1e70793fa8d715c86c9e800c57

  • C:\Users\Public\Libraries\dxobknwL.pif

    Filesize

    171KB

    MD5

    22331abcc9472cc9dc6f37faf333aa2c

    SHA1

    2a001c30ba79a19ceaf6a09c3567c70311760aa4

    SHA256

    bdfa725ec2a2c8ea5861d9b4c2f608e631a183fca7916c1e07a28b656cc8ec0c

    SHA512

    c7f5baad732424b975a426867d3d8b5424aa830aa172ed0ff0ef630070bf2b4213750e123a36d8c5a741e22d3999ca1d7e77c62d4b77d6295b20a38114b7843c

  • memory/1572-435-0x000000002F140000-0x000000002F48A000-memory.dmp

    Filesize

    3.3MB

  • memory/3924-0-0x0000000002340000-0x0000000002341000-memory.dmp

    Filesize

    4KB

  • memory/3924-2-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-1-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-5-0x0000000002340000-0x0000000002341000-memory.dmp

    Filesize

    4KB

  • memory/3924-4-0x0000000000400000-0x000000000056B000-memory.dmp

    Filesize

    1.4MB

  • memory/3924-13-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-19-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-30-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-45-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-46-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-66-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-65-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-64-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-63-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-62-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-60-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-59-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-58-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-55-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-51-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-49-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-44-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-43-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-41-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-61-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-39-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-38-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-37-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-57-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-36-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-56-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-35-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-54-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-53-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-34-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-52-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-33-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-50-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-32-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-48-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-31-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-47-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-29-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-28-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-42-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-26-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-27-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-40-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-25-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-24-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-23-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-22-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-21-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-20-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-18-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-17-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-16-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-15-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-14-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-11-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-12-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-10-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-9-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-7-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB

  • memory/3924-8-0x0000000002960000-0x0000000003960000-memory.dmp

    Filesize

    16.0MB