Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 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:2212
    • C:\Users\Admin\AppData\Local\Temp\cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05.exe
      "C:\Users\Admin\AppData\Local\Temp\cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05.exe"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2272
      • 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:4480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\cda24af9dd1ec0ac52f40309cfd28d6f2e8501aef32d3ca56147dfe03d89ad05.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

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

    Filesize

    95KB

    MD5

    aab98addfc64d836a4501bf2ac185a27

    SHA1

    a1f2dc4392e876d86291be089bd240bf50403ea5

    SHA256

    65b0592dfb7b89a3a110ce3e61904690dd6ee38e7f1290e0a9047e2a9ceb9454

    SHA512

    cd5aaa4f5a6471b6a179d454f3745c9bc68c3616c3ac472ca444bb3b694522e4370981a81e1ed4480e3cb5b84b10deee2ac42f9d87ba81a27b57c64b7852398c

  • memory/2212-17-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-3-0x0000000005790000-0x0000000005822000-memory.dmp

    Filesize

    584KB

  • memory/2212-4-0x0000000005770000-0x000000000577A000-memory.dmp

    Filesize

    40KB

  • memory/2212-5-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-6-0x0000000005A80000-0x0000000005A98000-memory.dmp

    Filesize

    96KB

  • memory/2212-7-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

    Filesize

    4KB

  • memory/2212-8-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-9-0x0000000005C90000-0x0000000005C9C000-memory.dmp

    Filesize

    48KB

  • memory/2212-10-0x00000000081D0000-0x000000000829E000-memory.dmp

    Filesize

    824KB

  • memory/2212-11-0x0000000008360000-0x00000000083FC000-memory.dmp

    Filesize

    624KB

  • memory/2212-12-0x0000000008680000-0x0000000008718000-memory.dmp

    Filesize

    608KB

  • memory/2212-1-0x0000000000C60000-0x0000000000D6A000-memory.dmp

    Filesize

    1.0MB

  • memory/2212-2-0x0000000005CA0000-0x0000000006244000-memory.dmp

    Filesize

    5.6MB

  • memory/2212-0-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

    Filesize

    4KB

  • memory/2272-19-0x0000000005470000-0x0000000005488000-memory.dmp

    Filesize

    96KB

  • memory/2272-16-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2272-22-0x0000000006DA0000-0x0000000006DF0000-memory.dmp

    Filesize

    320KB

  • memory/2272-20-0x0000000005C30000-0x0000000005C96000-memory.dmp

    Filesize

    408KB

  • memory/2272-18-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2272-13-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/2272-44-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4480-36-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

    Filesize

    72KB

  • memory/4480-35-0x0000000005460000-0x0000000005A78000-memory.dmp

    Filesize

    6.1MB

  • memory/4480-34-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4480-37-0x0000000004E80000-0x0000000004EBC000-memory.dmp

    Filesize

    240KB

  • memory/4480-42-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4480-41-0x0000000004EC0000-0x0000000004F0C000-memory.dmp

    Filesize

    304KB

  • memory/4480-43-0x00000000050F0000-0x00000000051FA000-memory.dmp

    Filesize

    1.0MB

  • memory/4480-33-0x0000000000560000-0x000000000057E000-memory.dmp

    Filesize

    120KB

  • memory/4480-45-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4480-46-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB