Analysis

  • max time kernel
    157s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 12:26

General

  • Target

    9665879c5c26c6bce2c05c977f91dad5a19188059b4f380bec54a380f9f7c9c4.exe

  • Size

    796KB

  • MD5

    ffd403a9e8f8342fc37865b623a25c15

  • SHA1

    1bd6ec07290ad0f7e78c81d118d3286c6b2def91

  • SHA256

    9665879c5c26c6bce2c05c977f91dad5a19188059b4f380bec54a380f9f7c9c4

  • SHA512

    0ddaddc190ffbe76a867dbd6ede6449748894de7fee2be1c039624d96a8d938505375af5872dddf1b1f20f70bbdcec195a573d8d7b689d9fc88699fb956406f8

  • SSDEEP

    24576:ipbzMtl7fAwDXHcmj12f1E6Hn8A4dEztQPm:iZAtVAwr8mEfq6H9KEeP

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.jeepcommerce.rs
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    bL&q9JeQmSE)

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 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9665879c5c26c6bce2c05c977f91dad5a19188059b4f380bec54a380f9f7c9c4.exe
    "C:\Users\Admin\AppData\Local\Temp\9665879c5c26c6bce2c05c977f91dad5a19188059b4f380bec54a380f9f7c9c4.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AQwekVaJ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3460
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AQwekVaJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE52B.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4444
  • 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=1412 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5028

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Scheduled Task/Job

    1
    T1053

    Scheduled Task

    1
    T1053.005

    Persistence

    Scheduled Task/Job

    1
    T1053

    Scheduled Task

    1
    T1053.005

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Scheduled Task

    1
    T1053.005

    Credential Access

    Unsecured Credentials

    4
    T1552

    Credentials In Files

    3
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    4
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hrvnklgz.nk1.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpE52B.tmp
      Filesize

      1KB

      MD5

      3a027e30857e9fddd470ba7d94c02326

      SHA1

      622f153acc15a30f71a47a8cc247b02a8119c2af

      SHA256

      0847221ea2e730fd9c6fe1f905edc917e1da749044b711ce35f566234b3ead2c

      SHA512

      8192fc66b330ca466033a3b61340c02ea0b715c3cc920faa9a19c9776f1faec57243e6ccf79c7f96a9955cf038118aa7e70f5fba4fc51164a84df9b2ae0b7d65

    • memory/2876-14-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/2876-22-0x0000000005CB0000-0x0000000005CF2000-memory.dmp
      Filesize

      264KB

    • memory/2876-4-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/2876-53-0x0000000004D30000-0x0000000004D80000-memory.dmp
      Filesize

      320KB

    • memory/2876-6-0x00000000046C0000-0x00000000046D6000-memory.dmp
      Filesize

      88KB

    • memory/2876-7-0x0000000074FEE000-0x0000000074FEF000-memory.dmp
      Filesize

      4KB

    • memory/2876-8-0x0000000004700000-0x0000000004716000-memory.dmp
      Filesize

      88KB

    • memory/2876-9-0x0000000008C10000-0x0000000008C94000-memory.dmp
      Filesize

      528KB

    • memory/2876-10-0x000000000C1C0000-0x000000000C25C000-memory.dmp
      Filesize

      624KB

    • memory/2876-0-0x0000000074FEE000-0x0000000074FEF000-memory.dmp
      Filesize

      4KB

    • memory/2876-1-0x00000000001B0000-0x000000000027E000-memory.dmp
      Filesize

      824KB

    • memory/2876-3-0x0000000007120000-0x00000000071B2000-memory.dmp
      Filesize

      584KB

    • memory/2876-5-0x00000000072D0000-0x00000000072DA000-memory.dmp
      Filesize

      40KB

    • memory/2876-23-0x0000000005D60000-0x0000000005DC6000-memory.dmp
      Filesize

      408KB

    • memory/2876-2-0x00000000075D0000-0x0000000007B74000-memory.dmp
      Filesize

      5.6MB

    • memory/3460-17-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/3460-41-0x000000006FE10000-0x000000006FE5C000-memory.dmp
      Filesize

      304KB

    • memory/3460-19-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/3460-24-0x0000000004D80000-0x0000000004DA2000-memory.dmp
      Filesize

      136KB

    • memory/3460-25-0x0000000005600000-0x0000000005666000-memory.dmp
      Filesize

      408KB

    • memory/3460-16-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/3460-36-0x0000000005EF0000-0x0000000005F0E000-memory.dmp
      Filesize

      120KB

    • memory/3460-18-0x00000000023A0000-0x00000000023D6000-memory.dmp
      Filesize

      216KB

    • memory/3460-37-0x0000000005F80000-0x0000000005FCC000-memory.dmp
      Filesize

      304KB

    • memory/3460-38-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/3460-39-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/3460-51-0x0000000006420000-0x000000000643E000-memory.dmp
      Filesize

      120KB

    • memory/3460-35-0x0000000005A10000-0x0000000005D64000-memory.dmp
      Filesize

      3.3MB

    • memory/3460-52-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/3460-54-0x0000000006490000-0x0000000006533000-memory.dmp
      Filesize

      652KB

    • memory/3460-21-0x0000000004E20000-0x0000000005448000-memory.dmp
      Filesize

      6.2MB

    • memory/3460-40-0x0000000006440000-0x0000000006472000-memory.dmp
      Filesize

      200KB

    • memory/3460-55-0x00000000077C0000-0x0000000007E3A000-memory.dmp
      Filesize

      6.5MB

    • memory/3460-56-0x0000000007180000-0x000000000719A000-memory.dmp
      Filesize

      104KB

    • memory/3460-57-0x00000000071F0000-0x00000000071FA000-memory.dmp
      Filesize

      40KB

    • memory/3460-58-0x0000000007400000-0x0000000007496000-memory.dmp
      Filesize

      600KB

    • memory/3460-59-0x00000000062A0000-0x00000000062B1000-memory.dmp
      Filesize

      68KB

    • memory/3460-60-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/3460-61-0x0000000006270000-0x000000000627E000-memory.dmp
      Filesize

      56KB

    • memory/3460-62-0x0000000006280000-0x0000000006294000-memory.dmp
      Filesize

      80KB

    • memory/3460-63-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/3460-64-0x00000000074C0000-0x00000000074DA000-memory.dmp
      Filesize

      104KB

    • memory/3460-65-0x00000000074A0000-0x00000000074A8000-memory.dmp
      Filesize

      32KB

    • memory/3460-68-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB