Analysis

  • max time kernel
    140s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2024, 12:18

General

  • Target

    Shipping Advice 21545006713.exe

  • Size

    707KB

  • MD5

    f2e92c3882dddad5cd831c2fc428fa38

  • SHA1

    691506957dd2f142c3a387c31e75902d10a90fd4

  • SHA256

    4e05c18845cac5ff5dcbf517f0b572fabafc3746f9937c88032a7169362b1b90

  • SHA512

    deb8117bfdd31784fbcdfe3efdfec9670e3eb905c42cec037bec6762e4f6cffb4badcb4fe0784e6c0c193ebb531819ecddc2371f3a35b47faaa719df38ef0e09

  • SSDEEP

    12288:/DK2e1F3yCKpgDpBu06qfQ5Np4qOpg2DK2LSIfvcW+Y9/Z8iwonYPxvMBA4p:m2e/yCKpgDp96qKj4Xe2LRvcS/KKYPxg

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.emulines.biz
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7FZLGL7DTG0F

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 34 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.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipping Advice 21545006713.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipping Advice 21545006713.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1776
    • C:\Users\Admin\AppData\Local\Temp\Shipping Advice 21545006713.exe
      "C:\Users\Admin\AppData\Local\Temp\Shipping Advice 21545006713.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4128

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Shipping Advice 21545006713.exe.log

    Filesize

    927B

    MD5

    4a911455784f74e368a4c2c7876d76f4

    SHA1

    a1700a0849ffb4f26671eb76da2489946b821c34

    SHA256

    264098e15b5b33d425f3b76e45b7976b58f917048125041135f7e60d8151108c

    SHA512

    4617591400409e1930195795a55e20d5f063042bb3e9fd1955099066e507b6ac8a1e3ae54cc42418e2639149b31bf7e58cd5743670d9030a15e29f14d813815d

  • memory/1776-0-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1776-1-0x0000000000E00000-0x0000000000EB8000-memory.dmp

    Filesize

    736KB

  • memory/1776-2-0x00000000031A0000-0x00000000031B0000-memory.dmp

    Filesize

    64KB

  • memory/1776-3-0x0000000005870000-0x000000000591A000-memory.dmp

    Filesize

    680KB

  • memory/1776-4-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-5-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-7-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-9-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-11-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-13-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-15-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-17-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-19-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-21-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-23-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-25-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-27-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-29-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-31-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-33-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-35-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-37-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-39-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-41-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-43-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-45-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-47-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-49-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-51-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-53-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-55-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-57-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-59-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-61-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-63-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-65-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-67-0x0000000005870000-0x0000000005915000-memory.dmp

    Filesize

    660KB

  • memory/1776-936-0x00000000057E0000-0x00000000057E1000-memory.dmp

    Filesize

    4KB

  • memory/1776-937-0x00000000059A0000-0x00000000059E2000-memory.dmp

    Filesize

    264KB

  • memory/1776-938-0x00000000059E0000-0x0000000005A2C000-memory.dmp

    Filesize

    304KB

  • memory/1776-939-0x0000000006390000-0x0000000006934000-memory.dmp

    Filesize

    5.6MB

  • memory/1776-946-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4128-944-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4128-945-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4128-947-0x00000000059B0000-0x00000000059C0000-memory.dmp

    Filesize

    64KB

  • memory/4128-948-0x0000000005A30000-0x0000000005A96000-memory.dmp

    Filesize

    408KB

  • memory/4128-950-0x00000000070A0000-0x00000000070F0000-memory.dmp

    Filesize

    320KB

  • memory/4128-951-0x0000000007190000-0x000000000722C000-memory.dmp

    Filesize

    624KB

  • memory/4128-952-0x00000000072D0000-0x0000000007362000-memory.dmp

    Filesize

    584KB

  • memory/4128-953-0x0000000007260000-0x000000000726A000-memory.dmp

    Filesize

    40KB

  • memory/4128-954-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4128-955-0x00000000059B0000-0x00000000059C0000-memory.dmp

    Filesize

    64KB