Resubmissions

10-05-2024 09:03

240510-k1cs7sea5z 10

10-05-2024 08:51

240510-kr7l8ade8v 10

Analysis

  • max time kernel
    294s
  • max time network
    190s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10-05-2024 09:03

General

  • Target

    doc023561361500__079422732__202410502__000023.pdf.exe

  • Size

    897KB

  • MD5

    7d3c29dcdf50082543dcc15e2258dc35

  • SHA1

    f608850779d56d5c398f595ee805f200fbdd3153

  • SHA256

    cdc1aa78c777e437a8945a500650fd6fbee46ece9f29537566dbd7ea13d21978

  • SHA512

    ce0aff6614d7d89d3acc7a7c06647ef599aa7381e014c754ec80e51dc12ede5f23b54c29468f31b811372b15a299e2d3b0cbbf971b2c0dde9e1daf366de7ed66

  • SSDEEP

    24576:2dxk6IU+gdnKvY8qTZ1SWvJZJCl3SMgI58BcGg2cvGj81rQGXg7SxhEEEEEEEEEI:2QVgda6Z1zYl3SMgGCcGg2cvGj81rQGV

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    sslout.de
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    dataset123

Signatures

  • Detect ZGRat V1 32 IoCs
  • ModiLoader, DBatLoader

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

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • ModiLoader Second Stage 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\doc023561361500__079422732__202410502__000023.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\doc023561361500__079422732__202410502__000023.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4156
    • C:\Users\Public\Libraries\wbqblamF.pif
      C:\Users\Public\Libraries\wbqblamF.pif
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    66KB

    MD5

    c116d3604ceafe7057d77ff27552c215

    SHA1

    452b14432fb5758b46f2897aeccd89f7c82a727d

    SHA256

    7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

    SHA512

    9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

  • memory/1312-5-0x0000000000400000-0x0000000001400000-memory.dmp

    Filesize

    16.0MB

  • memory/1312-8-0x0000000000400000-0x0000000001400000-memory.dmp

    Filesize

    16.0MB

  • memory/1312-10-0x000000007428E000-0x000000007428F000-memory.dmp

    Filesize

    4KB

  • memory/1312-11-0x00000000345C0000-0x000000003461E000-memory.dmp

    Filesize

    376KB

  • memory/1312-12-0x0000000074280000-0x0000000074A31000-memory.dmp

    Filesize

    7.7MB

  • memory/1312-13-0x00000000347C0000-0x0000000034D66000-memory.dmp

    Filesize

    5.6MB

  • memory/1312-15-0x0000000074280000-0x0000000074A31000-memory.dmp

    Filesize

    7.7MB

  • memory/1312-14-0x0000000034620000-0x000000003467C000-memory.dmp

    Filesize

    368KB

  • memory/1312-16-0x0000000074280000-0x0000000074A31000-memory.dmp

    Filesize

    7.7MB

  • memory/1312-24-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-64-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-74-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-72-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-70-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-68-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-62-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-60-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-59-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-56-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-54-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-52-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-50-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-48-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-46-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-44-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-42-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-36-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-32-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-28-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-66-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-22-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-20-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-1167-0x0000000034D70000-0x0000000034DD6000-memory.dmp

    Filesize

    408KB

  • memory/1312-1168-0x0000000074280000-0x0000000074A31000-memory.dmp

    Filesize

    7.7MB

  • memory/1312-18-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-17-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-41-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-38-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-34-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-30-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-26-0x0000000034620000-0x0000000034677000-memory.dmp

    Filesize

    348KB

  • memory/1312-1169-0x0000000035C20000-0x0000000035C70000-memory.dmp

    Filesize

    320KB

  • memory/1312-1170-0x0000000035C80000-0x0000000035D1C000-memory.dmp

    Filesize

    624KB

  • memory/1312-1171-0x0000000036040000-0x00000000360D2000-memory.dmp

    Filesize

    584KB

  • memory/1312-1172-0x0000000036260000-0x000000003626A000-memory.dmp

    Filesize

    40KB

  • memory/1312-1174-0x000000007428E000-0x000000007428F000-memory.dmp

    Filesize

    4KB

  • memory/1312-1175-0x0000000074280000-0x0000000074A31000-memory.dmp

    Filesize

    7.7MB

  • memory/4156-0-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

    Filesize

    4KB

  • memory/4156-1-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB