Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-01-2024 05:29

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.15348.exe

  • Size

    877KB

  • MD5

    f8b5ef015483020d063198bad0205ec7

  • SHA1

    29d48155dbe20ab33ffb80f047d8e74e63494d5d

  • SHA256

    c16cd26f902e703b321ee0d6acf1726e52318f2de78db59d169389256114656b

  • SHA512

    40791f1fb425519e2e0fd9b83eed22e02d837412fb81dedb6d0690ed4441f00d1e31d3a2e2deb5d9b9fb4b163eb35acbf78febd840140bf059ec55b0d1e10c84

  • SSDEEP

    12288:S8S8zAP6PSKz2xrbNYUmyw2O1s3+Q9AhD9Z08VHBDnlgiK6wSdvwqvDdi0C0eEGI:8846P5KBYL2OW3+20pln3jvT00

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.15348.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.15348.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3832
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.15348.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.15348.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.15348.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/3096-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3096-20-0x0000000005A20000-0x0000000005A30000-memory.dmp

    Filesize

    64KB

  • memory/3096-19-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/3096-18-0x0000000006FE0000-0x0000000007030000-memory.dmp

    Filesize

    320KB

  • memory/3096-16-0x0000000005A20000-0x0000000005A30000-memory.dmp

    Filesize

    64KB

  • memory/3096-17-0x0000000005940000-0x00000000059A6000-memory.dmp

    Filesize

    408KB

  • memory/3096-14-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/3832-5-0x0000000004750000-0x000000000475A000-memory.dmp

    Filesize

    40KB

  • memory/3832-9-0x0000000007660000-0x000000000766C000-memory.dmp

    Filesize

    48KB

  • memory/3832-10-0x0000000008770000-0x00000000087EC000-memory.dmp

    Filesize

    496KB

  • memory/3832-8-0x0000000007620000-0x0000000007628000-memory.dmp

    Filesize

    32KB

  • memory/3832-7-0x00000000075F0000-0x0000000007608000-memory.dmp

    Filesize

    96KB

  • memory/3832-6-0x0000000007450000-0x00000000074EC000-memory.dmp

    Filesize

    624KB

  • memory/3832-15-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/3832-0-0x0000000000250000-0x0000000000330000-memory.dmp

    Filesize

    896KB

  • memory/3832-4-0x00000000071B0000-0x00000000071C0000-memory.dmp

    Filesize

    64KB

  • memory/3832-3-0x0000000007220000-0x00000000072B2000-memory.dmp

    Filesize

    584KB

  • memory/3832-2-0x0000000007730000-0x0000000007CD4000-memory.dmp

    Filesize

    5.6MB

  • memory/3832-1-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB