Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    05/11/2024, 10:55

General

  • Target

    cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05.exe

  • Size

    1.0MB

  • MD5

    2b8fb3b2999f272966cf30453b8936d5

  • SHA1

    45d9092e3d14c0b322254f01d7e38690deeda948

  • SHA256

    cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05

  • SHA512

    825f09277fb53aac9bc4f791d5d7ec5e3a0aa49bd9ac1f4cfb1437a052236cfb487bf1ce983f9d81829682e43a765e1894613021d1240153c72262db2df68e84

  • SSDEEP

    24576:kfVcF1PYAVoKm+q/xIzLzzjXeBBHMIkJHe0zRV:ZNYdx+FWhMJJHeEV

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.kirtidevelopers.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RXXqtbk)sa0a

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.kirtidevelopers.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RXXqtbk)sa0a

Extracted

Family

redline

Botnet

cheat

C2

193.47.61.37:38369

Signatures

  • AgentTesla

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

  • Agenttesla family
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • Redline family
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 IoCs
  • Sectoprat family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05.exe
    "C:\Users\Admin\AppData\Local\Temp\cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05.exe
      "C:\Users\Admin\AppData\Local\Temp\cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05.exe"
      2⤵
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2740
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\build.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\build.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\build.exe

    Filesize

    95KB

    MD5

    aab98addfc64d836a4501bf2ac185a27

    SHA1

    a1f2dc4392e876d86291be089bd240bf50403ea5

    SHA256

    65b0592dfb7b89a3a110ce3e61904690dd6ee38e7f1290e0a9047e2a9ceb9454

    SHA512

    cd5aaa4f5a6471b6a179d454f3745c9bc68c3616c3ac472ca444bb3b694522e4370981a81e1ed4480e3cb5b84b10deee2ac42f9d87ba81a27b57c64b7852398c

  • memory/2188-32-0x0000000000A40000-0x0000000000A5E000-memory.dmp

    Filesize

    120KB

  • memory/2740-22-0x0000000073DC0000-0x00000000744AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2740-36-0x0000000073DC0000-0x00000000744AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2740-37-0x0000000073DC0000-0x00000000744AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2740-24-0x0000000073DC0000-0x00000000744AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2740-13-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/2740-10-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/2740-11-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/2740-9-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/2740-17-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/2740-21-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/2740-19-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/2740-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2888-6-0x00000000003F0000-0x00000000003FC000-memory.dmp

    Filesize

    48KB

  • memory/2888-8-0x00000000050A0000-0x0000000005138000-memory.dmp

    Filesize

    608KB

  • memory/2888-7-0x0000000008250000-0x000000000831E000-memory.dmp

    Filesize

    824KB

  • memory/2888-0-0x0000000073DCE000-0x0000000073DCF000-memory.dmp

    Filesize

    4KB

  • memory/2888-23-0x0000000073DC0000-0x00000000744AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-5-0x0000000073DC0000-0x00000000744AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-4-0x0000000073DCE000-0x0000000073DCF000-memory.dmp

    Filesize

    4KB

  • memory/2888-3-0x00000000003D0000-0x00000000003E8000-memory.dmp

    Filesize

    96KB

  • memory/2888-2-0x0000000073DC0000-0x00000000744AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-1-0x00000000009A0000-0x0000000000AAA000-memory.dmp

    Filesize

    1.0MB