Analysis

  • max time kernel
    148s
  • 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
    08-10-2024 01:43

General

  • Target

    60b3f4ef12794600833b77583624d77d037885f3bbc6361b013eb4ecf2017b99.exe

  • Size

    635KB

  • MD5

    4cc4300ca47f721736cf09e113d5d911

  • SHA1

    2c4cdbd5ecd86653e18945a320cd021001ca03f8

  • SHA256

    60b3f4ef12794600833b77583624d77d037885f3bbc6361b013eb4ecf2017b99

  • SHA512

    b7c715886f4bdbb02d2ce9277c96bcdb3eb0c5c84b67ea6d5b936a703ee6772c8eb9cd0f7205eeca9ccdc350c131039e1e7b3e19d7bd6df8b4166c3bf1f6af5e

  • SSDEEP

    12288:nYf0+ST8QGjRBBeLICPy1CS9jPWinuHg7VCFYKK56eS95Cdr:nYpmeTBWn78TjuHghCNo6eOM

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.apexrnun.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    %qroUozO;(C2Rlyb

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 3 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
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\60b3f4ef12794600833b77583624d77d037885f3bbc6361b013eb4ecf2017b99.exe
    "C:\Users\Admin\AppData\Local\Temp\60b3f4ef12794600833b77583624d77d037885f3bbc6361b013eb4ecf2017b99.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3564
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\60b3f4ef12794600833b77583624d77d037885f3bbc6361b013eb4ecf2017b99.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1872
    • C:\Users\Admin\AppData\Local\Temp\60b3f4ef12794600833b77583624d77d037885f3bbc6361b013eb4ecf2017b99.exe
      "C:\Users\Admin\AppData\Local\Temp\60b3f4ef12794600833b77583624d77d037885f3bbc6361b013eb4ecf2017b99.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\60b3f4ef12794600833b77583624d77d037885f3bbc6361b013eb4ecf2017b99.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1lbnp3ot.zvu.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1872-50-0x0000000007870000-0x0000000007EEA000-memory.dmp

    Filesize

    6.5MB

  • memory/1872-18-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1872-49-0x0000000006EF0000-0x0000000006F93000-memory.dmp

    Filesize

    652KB

  • memory/1872-61-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1872-59-0x0000000007550000-0x0000000007558000-memory.dmp

    Filesize

    32KB

  • memory/1872-58-0x0000000007570000-0x000000000758A000-memory.dmp

    Filesize

    104KB

  • memory/1872-57-0x0000000007470000-0x0000000007484000-memory.dmp

    Filesize

    80KB

  • memory/1872-29-0x0000000005750000-0x00000000057B6000-memory.dmp

    Filesize

    408KB

  • memory/1872-56-0x0000000007460000-0x000000000746E000-memory.dmp

    Filesize

    56KB

  • memory/1872-48-0x00000000064D0000-0x00000000064EE000-memory.dmp

    Filesize

    120KB

  • memory/1872-37-0x0000000006EB0000-0x0000000006EE2000-memory.dmp

    Filesize

    200KB

  • memory/1872-38-0x0000000070E80000-0x0000000070ECC000-memory.dmp

    Filesize

    304KB

  • memory/1872-23-0x00000000056B0000-0x00000000056D2000-memory.dmp

    Filesize

    136KB

  • memory/1872-16-0x00000000025E0000-0x0000000002616000-memory.dmp

    Filesize

    216KB

  • memory/1872-36-0x0000000005F90000-0x0000000005FDC000-memory.dmp

    Filesize

    304KB

  • memory/1872-51-0x0000000007230000-0x000000000724A000-memory.dmp

    Filesize

    104KB

  • memory/1872-19-0x0000000005050000-0x0000000005678000-memory.dmp

    Filesize

    6.2MB

  • memory/1872-20-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1872-21-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1872-35-0x0000000005EE0000-0x0000000005EFE000-memory.dmp

    Filesize

    120KB

  • memory/1872-54-0x0000000007430000-0x0000000007441000-memory.dmp

    Filesize

    68KB

  • memory/1872-53-0x00000000074B0000-0x0000000007546000-memory.dmp

    Filesize

    600KB

  • memory/1872-52-0x00000000072A0000-0x00000000072AA000-memory.dmp

    Filesize

    40KB

  • memory/1872-34-0x0000000005A20000-0x0000000005D74000-memory.dmp

    Filesize

    3.3MB

  • memory/2124-22-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2124-17-0x0000000005340000-0x00000000053A6000-memory.dmp

    Filesize

    408KB

  • memory/2124-14-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2124-55-0x0000000006930000-0x0000000006980000-memory.dmp

    Filesize

    320KB

  • memory/2124-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2124-62-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3564-9-0x00000000069E0000-0x0000000006A64000-memory.dmp

    Filesize

    528KB

  • memory/3564-0-0x000000007520E000-0x000000007520F000-memory.dmp

    Filesize

    4KB

  • memory/3564-5-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3564-3-0x0000000005270000-0x0000000005302000-memory.dmp

    Filesize

    584KB

  • memory/3564-15-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3564-2-0x0000000005820000-0x0000000005DC4000-memory.dmp

    Filesize

    5.6MB

  • memory/3564-10-0x0000000009130000-0x00000000091CC000-memory.dmp

    Filesize

    624KB

  • memory/3564-8-0x0000000075200000-0x00000000759B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3564-7-0x000000007520E000-0x000000007520F000-memory.dmp

    Filesize

    4KB

  • memory/3564-6-0x0000000006970000-0x0000000006988000-memory.dmp

    Filesize

    96KB

  • memory/3564-4-0x0000000005430000-0x000000000543A000-memory.dmp

    Filesize

    40KB

  • memory/3564-1-0x00000000007F0000-0x0000000000896000-memory.dmp

    Filesize

    664KB