Analysis

  • max time kernel
    143s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-03-2024 02:28

General

  • Target

    49ce2e1dc677ae8dbf647b088154bd787b4fe637702a4ed00eb7cdae762e6069.exe

  • Size

    734KB

  • MD5

    2121109e757872c872e023792d7506f4

  • SHA1

    c9c55215f18a8732e5404ede2d4fd3c93ad18d4a

  • SHA256

    49ce2e1dc677ae8dbf647b088154bd787b4fe637702a4ed00eb7cdae762e6069

  • SHA512

    bacc16a8b9f1195ee84d3f9fa7a65c9d0226a40b636b80227c1219b104d82f91b8f2c8be912674e6e5d518fc5dc2c7a60feafd09526de5f3582b5267a7f56ecc

  • SSDEEP

    12288:pW5w20+8qu9GARo0X8MUbY2mZCf8cZ0Wwprs4ACSVGx2ioSwgZGRPWcnq0lcKc6H:92/+KI8MUf3n+sxJiggZGRPWcnq0lcKN

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gencoldfire.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mh7B/7[hSO#bYHw1

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 33 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\49ce2e1dc677ae8dbf647b088154bd787b4fe637702a4ed00eb7cdae762e6069.exe
    "C:\Users\Admin\AppData\Local\Temp\49ce2e1dc677ae8dbf647b088154bd787b4fe637702a4ed00eb7cdae762e6069.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3168
    • C:\Users\Admin\AppData\Local\Temp\49ce2e1dc677ae8dbf647b088154bd787b4fe637702a4ed00eb7cdae762e6069.exe
      C:\Users\Admin\AppData\Local\Temp\49ce2e1dc677ae8dbf647b088154bd787b4fe637702a4ed00eb7cdae762e6069.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2960
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1332 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1904

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\49ce2e1dc677ae8dbf647b088154bd787b4fe637702a4ed00eb7cdae762e6069.exe.log

      Filesize

      1KB

      MD5

      af8c9fba281902e31952a5af3eaf3a86

      SHA1

      edf070b0b1cf7dc7b47a4f7dded9b0e79af5c310

      SHA256

      9645c41bff7a4cf3fff5b529c5808c4b083b002416c82d8a899fdef72189f802

      SHA512

      5a3ae9d7a7e94da720ac91f6f11d98e1d46773f576bb84ad03cea3731b9babbb61b7a7d1b96449b9bd1375a019ab0c4691ea2c6c5a452c10222460bd87a1b0dd

    • memory/2960-1130-0x0000000074D20000-0x00000000754D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2960-1128-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2960-1131-0x0000000002E20000-0x0000000002E30000-memory.dmp

      Filesize

      64KB

    • memory/2960-1132-0x0000000005400000-0x0000000005466000-memory.dmp

      Filesize

      408KB

    • memory/2960-1138-0x0000000006C80000-0x0000000006C8A000-memory.dmp

      Filesize

      40KB

    • memory/2960-1137-0x0000000006CC0000-0x0000000006D52000-memory.dmp

      Filesize

      584KB

    • memory/2960-1136-0x0000000002E20000-0x0000000002E30000-memory.dmp

      Filesize

      64KB

    • memory/2960-1135-0x0000000074D20000-0x00000000754D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2960-1134-0x0000000006A80000-0x0000000006B1C000-memory.dmp

      Filesize

      624KB

    • memory/2960-1133-0x0000000006990000-0x00000000069E0000-memory.dmp

      Filesize

      320KB

    • memory/3168-64-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-46-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-8-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-14-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-16-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-18-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-22-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-24-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-28-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-34-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-40-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-44-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-50-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-58-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-62-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-68-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-66-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-6-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-60-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-56-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-54-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-52-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-48-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-10-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-42-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-38-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-36-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-32-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-30-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-26-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-20-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-12-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-1092-0x0000000074D20000-0x00000000754D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3168-1120-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/3168-1121-0x00000000053C0000-0x00000000053C1000-memory.dmp

      Filesize

      4KB

    • memory/3168-5-0x00000000052B0000-0x0000000005363000-memory.dmp

      Filesize

      716KB

    • memory/3168-4-0x0000000005480000-0x000000000558A000-memory.dmp

      Filesize

      1.0MB

    • memory/3168-3-0x0000000005990000-0x0000000005FA8000-memory.dmp

      Filesize

      6.1MB

    • memory/3168-2-0x00000000052B0000-0x000000000536A000-memory.dmp

      Filesize

      744KB

    • memory/3168-1-0x0000000000810000-0x00000000008CE000-memory.dmp

      Filesize

      760KB

    • memory/3168-0-0x0000000074D20000-0x00000000754D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3168-1123-0x0000000005690000-0x00000000056DC000-memory.dmp

      Filesize

      304KB

    • memory/3168-1122-0x0000000005430000-0x0000000005472000-memory.dmp

      Filesize

      264KB

    • memory/3168-1124-0x0000000006570000-0x0000000006B14000-memory.dmp

      Filesize

      5.6MB

    • memory/3168-1129-0x0000000074D20000-0x00000000754D0000-memory.dmp

      Filesize

      7.7MB