Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 10:19

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.24485.29113.exe

  • Size

    620KB

  • MD5

    1b63b0796565a325d39153864ea2d03a

  • SHA1

    cd1f6c81b1707358b5c34c4428463905064d1ba1

  • SHA256

    32243965a804a5a3069217191967f31bccd3f21269a6a9f75b64fabfcbf540ba

  • SHA512

    f34765214a4a31f41c0532ef4f7f5a518b21146fcacf4f78e76b88dcf90c3edcd31bffe5b227a55cafc931d52e1cb24fac46ddc414a979d4091277addc92247c

  • SSDEEP

    12288:D3IU8S6eUdVe1UKWLRiwgz9Kpja1SQsDUHusVM3qBmE2MCWZiMvbx91uVGAglfZ:zItSAdQtWFiZWja1jsDUHuh9bi1nlf

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.femhaz.hu
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    89Femhaz00!

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24485.29113.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24485.29113.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4736
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24485.29113.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24485.29113.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.24485.29113.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1528-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1528-20-0x0000000005100000-0x0000000005110000-memory.dmp

    Filesize

    64KB

  • memory/1528-19-0x0000000074FB0000-0x0000000075760000-memory.dmp

    Filesize

    7.7MB

  • memory/1528-18-0x0000000006800000-0x0000000006850000-memory.dmp

    Filesize

    320KB

  • memory/1528-17-0x0000000005410000-0x0000000005476000-memory.dmp

    Filesize

    408KB

  • memory/1528-15-0x0000000005100000-0x0000000005110000-memory.dmp

    Filesize

    64KB

  • memory/1528-14-0x0000000074FB0000-0x0000000075760000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-10-0x0000000008EB0000-0x0000000008F4C000-memory.dmp

    Filesize

    624KB

  • memory/4736-9-0x000000000A220000-0x000000000A29A000-memory.dmp

    Filesize

    488KB

  • memory/4736-1-0x0000000074FB0000-0x0000000075760000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-8-0x0000000006530000-0x000000000653A000-memory.dmp

    Filesize

    40KB

  • memory/4736-7-0x0000000005470000-0x0000000005478000-memory.dmp

    Filesize

    32KB

  • memory/4736-6-0x0000000007B90000-0x0000000007BA8000-memory.dmp

    Filesize

    96KB

  • memory/4736-5-0x0000000005380000-0x000000000538A000-memory.dmp

    Filesize

    40KB

  • memory/4736-16-0x0000000074FB0000-0x0000000075760000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-4-0x00000000054A0000-0x00000000054B0000-memory.dmp

    Filesize

    64KB

  • memory/4736-3-0x00000000052D0000-0x0000000005362000-memory.dmp

    Filesize

    584KB

  • memory/4736-2-0x0000000005880000-0x0000000005E24000-memory.dmp

    Filesize

    5.6MB

  • memory/4736-0-0x0000000000870000-0x0000000000912000-memory.dmp

    Filesize

    648KB