Analysis

  • max time kernel
    132s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 14:19

General

  • Target

    1301dd3fb7afbea695c0d81ca9016ddb9b0090ee3c51717a6b8b7e4206ad0208.exe

  • Size

    755KB

  • MD5

    8e04b44c3b8b8a8b6cdca6908dd8e4c3

  • SHA1

    33100246c5c088d7d4972a36752dbc840427c496

  • SHA256

    1301dd3fb7afbea695c0d81ca9016ddb9b0090ee3c51717a6b8b7e4206ad0208

  • SHA512

    c3e5f1cb43c34060c33be4a07b37e4a82b9587240a2545c42ac6f7b3e720181194769f6ae518990ea4a0e8f80694b50822c934fc14c6b60eff0c87d8b40ecbdf

  • SSDEEP

    12288:VI/WET/mr9K+22BEEzFatnnFsaAKhtSXOonGusHHsmVeS1vowVqh3Bh/ErM2SqlC:sWtb3BE5OaAKDWGuKsOeS1O3BlsM2SPF

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    eu-west-1.sftpcloud.io
  • Port:
    21
  • Username:
    91687a7459034251bf46decf042c73b6
  • Password:
    TT70ddky2yNKGpkX1I1OBsDlEcGIaUsv

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://eu-west-1.sftpcloud.io
  • Port:
    21
  • Username:
    91687a7459034251bf46decf042c73b6
  • Password:
    TT70ddky2yNKGpkX1I1OBsDlEcGIaUsv

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\1301dd3fb7afbea695c0d81ca9016ddb9b0090ee3c51717a6b8b7e4206ad0208.exe
    "C:\Users\Admin\AppData\Local\Temp\1301dd3fb7afbea695c0d81ca9016ddb9b0090ee3c51717a6b8b7e4206ad0208.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\1301dd3fb7afbea695c0d81ca9016ddb9b0090ee3c51717a6b8b7e4206ad0208.exe
      "C:\Users\Admin\AppData\Local\Temp\1301dd3fb7afbea695c0d81ca9016ddb9b0090ee3c51717a6b8b7e4206ad0208.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2364
  • 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 --field-trial-handle=4204,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4004 /prefetch:8
    1⤵
      PID:4840

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1301dd3fb7afbea695c0d81ca9016ddb9b0090ee3c51717a6b8b7e4206ad0208.exe.log
      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1668-4-0x00000000059E0000-0x00000000059EA000-memory.dmp
      Filesize

      40KB

    • memory/1668-3-0x0000000005810000-0x00000000058A2000-memory.dmp
      Filesize

      584KB

    • memory/1668-10-0x000000000A9C0000-0x000000000AA5C000-memory.dmp
      Filesize

      624KB

    • memory/1668-9-0x0000000006DD0000-0x0000000006E52000-memory.dmp
      Filesize

      520KB

    • memory/1668-5-0x0000000074A10000-0x00000000751C0000-memory.dmp
      Filesize

      7.7MB

    • memory/1668-6-0x0000000005C80000-0x0000000005CA2000-memory.dmp
      Filesize

      136KB

    • memory/1668-7-0x0000000005A60000-0x0000000005A6C000-memory.dmp
      Filesize

      48KB

    • memory/1668-8-0x00000000030C0000-0x00000000030D0000-memory.dmp
      Filesize

      64KB

    • memory/1668-14-0x0000000074A10000-0x00000000751C0000-memory.dmp
      Filesize

      7.7MB

    • memory/1668-2-0x0000000005E70000-0x0000000006414000-memory.dmp
      Filesize

      5.6MB

    • memory/1668-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp
      Filesize

      4KB

    • memory/1668-1-0x0000000000EB0000-0x0000000000F74000-memory.dmp
      Filesize

      784KB

    • memory/2364-19-0x0000000074A10000-0x00000000751C0000-memory.dmp
      Filesize

      7.7MB

    • memory/2364-15-0x0000000074A10000-0x00000000751C0000-memory.dmp
      Filesize

      7.7MB

    • memory/2364-16-0x0000000074A10000-0x00000000751C0000-memory.dmp
      Filesize

      7.7MB

    • memory/2364-17-0x0000000005700000-0x0000000005766000-memory.dmp
      Filesize

      408KB

    • memory/2364-18-0x0000000006340000-0x0000000006390000-memory.dmp
      Filesize

      320KB

    • memory/2364-11-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB