Analysis

  • max time kernel
    125s
  • max time network
    53s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 07:48

General

  • Target

    Dekont Para Transferi Bilgilendirmesii-DOC.exe

  • Size

    688KB

  • MD5

    14e7f8d11ca273ab9a8adbca5572003b

  • SHA1

    89fc2ebd3778c31ef1aa885c5ea8908cdc8375bb

  • SHA256

    e0366c03f423955a7895635a56e418c8982d421bb40b9649ad9e1f2b2f891be7

  • SHA512

    773520bb33224769c6d7b1071266a323d42ad9201cc49dd20254191b2005c01a6698aed6f3b6ec864cdd11078090e510aa6fe7c7384f37935676df2c46428c42

  • SSDEEP

    12288:Q3IU8S6eUdh0r/yAYkxX1SU7aBk6QfC5I9PywNnBxURjv84T78aH5:uItSAdGr/yAPp183QfEIVnBWpjT78G5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.aksumer.com
  • Port:
    21
  • Username:
    aksumerc
  • Password:
    211116.kS*-

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Dekont Para Transferi Bilgilendirmesii-DOC.exe
    "C:\Users\Admin\AppData\Local\Temp\Dekont Para Transferi Bilgilendirmesii-DOC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Users\Admin\AppData\Local\Temp\Dekont Para Transferi Bilgilendirmesii-DOC.exe
      "C:\Users\Admin\AppData\Local\Temp\Dekont Para Transferi Bilgilendirmesii-DOC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Dekont Para Transferi Bilgilendirmesii-DOC.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/512-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/512-20-0x0000000005190000-0x00000000051A0000-memory.dmp

    Filesize

    64KB

  • memory/512-19-0x0000000074A60000-0x0000000075210000-memory.dmp

    Filesize

    7.7MB

  • memory/512-18-0x0000000005F70000-0x0000000005FC0000-memory.dmp

    Filesize

    320KB

  • memory/512-17-0x00000000052A0000-0x0000000005306000-memory.dmp

    Filesize

    408KB

  • memory/512-16-0x0000000005190000-0x00000000051A0000-memory.dmp

    Filesize

    64KB

  • memory/512-15-0x0000000074A60000-0x0000000075210000-memory.dmp

    Filesize

    7.7MB

  • memory/1236-5-0x0000000004C80000-0x0000000004C8A000-memory.dmp

    Filesize

    40KB

  • memory/1236-9-0x00000000046B0000-0x000000000472A000-memory.dmp

    Filesize

    488KB

  • memory/1236-10-0x0000000007710000-0x00000000077AC000-memory.dmp

    Filesize

    624KB

  • memory/1236-8-0x0000000004F50000-0x0000000004F5A000-memory.dmp

    Filesize

    40KB

  • memory/1236-7-0x0000000004F40000-0x0000000004F48000-memory.dmp

    Filesize

    32KB

  • memory/1236-6-0x0000000004F20000-0x0000000004F38000-memory.dmp

    Filesize

    96KB

  • memory/1236-14-0x0000000074A60000-0x0000000075210000-memory.dmp

    Filesize

    7.7MB

  • memory/1236-0-0x0000000000210000-0x00000000002C2000-memory.dmp

    Filesize

    712KB

  • memory/1236-4-0x0000000004F60000-0x0000000004F70000-memory.dmp

    Filesize

    64KB

  • memory/1236-3-0x0000000004CD0000-0x0000000004D62000-memory.dmp

    Filesize

    584KB

  • memory/1236-2-0x00000000051E0000-0x0000000005784000-memory.dmp

    Filesize

    5.6MB

  • memory/1236-1-0x0000000074A60000-0x0000000075210000-memory.dmp

    Filesize

    7.7MB