Analysis

  • max time kernel
    125s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 04:06

General

  • Target

    SWIFT202.exe

  • Size

    704KB

  • MD5

    e90efe74ac142f12a73de061bef9c35e

  • SHA1

    4856761abdbcb74360f3176a8430593d86c8189b

  • SHA256

    61f68328e18fc4e7cda2431d6002a4906de64103eb528b0b4002056cd69c78b8

  • SHA512

    e9d94935c1b6547d4432e859ea0fa9d441b56c2379364e3b76b4b44061a505f36e449c1c57ed57f9df4e1eb076cfdf054b54f86baeba7fa2df4240729c3a4254

  • SSDEEP

    12288:b5AGQaueH5qYInzjfK9yPiYlxVUCdSEpIqCbv5j2FHZKhJV14esG7+d8bUO8ceEq:b5/qXzjSAPzlxVMaIqCZoHmR4ewdHyab

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.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWIFT202.exe
    "C:\Users\Admin\AppData\Local\Temp\SWIFT202.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Users\Admin\AppData\Local\Temp\SWIFT202.exe
      "C:\Users\Admin\AppData\Local\Temp\SWIFT202.exe"
      2⤵
        PID:1420
      • C:\Users\Admin\AppData\Local\Temp\SWIFT202.exe
        "C:\Users\Admin\AppData\Local\Temp\SWIFT202.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1440

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SWIFT202.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1440-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1440-20-0x0000000005340000-0x0000000005350000-memory.dmp

      Filesize

      64KB

    • memory/1440-19-0x0000000074750000-0x0000000074F00000-memory.dmp

      Filesize

      7.7MB

    • memory/1440-18-0x00000000069F0000-0x0000000006A40000-memory.dmp

      Filesize

      320KB

    • memory/1440-17-0x0000000005350000-0x00000000053B6000-memory.dmp

      Filesize

      408KB

    • memory/1440-16-0x0000000005340000-0x0000000005350000-memory.dmp

      Filesize

      64KB

    • memory/1440-14-0x0000000074750000-0x0000000074F00000-memory.dmp

      Filesize

      7.7MB

    • memory/4624-5-0x0000000007240000-0x000000000724A000-memory.dmp

      Filesize

      40KB

    • memory/4624-9-0x0000000008B70000-0x0000000008BEC000-memory.dmp

      Filesize

      496KB

    • memory/4624-10-0x0000000005EE0000-0x0000000005F7C000-memory.dmp

      Filesize

      624KB

    • memory/4624-8-0x0000000002590000-0x000000000259A000-memory.dmp

      Filesize

      40KB

    • memory/4624-7-0x0000000002580000-0x0000000002588000-memory.dmp

      Filesize

      32KB

    • memory/4624-6-0x0000000002540000-0x000000000255A000-memory.dmp

      Filesize

      104KB

    • memory/4624-15-0x0000000074750000-0x0000000074F00000-memory.dmp

      Filesize

      7.7MB

    • memory/4624-0-0x0000000000230000-0x00000000002E4000-memory.dmp

      Filesize

      720KB

    • memory/4624-4-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/4624-3-0x0000000007180000-0x0000000007212000-memory.dmp

      Filesize

      584KB

    • memory/4624-2-0x0000000007640000-0x0000000007BE4000-memory.dmp

      Filesize

      5.6MB

    • memory/4624-1-0x0000000074750000-0x0000000074F00000-memory.dmp

      Filesize

      7.7MB