Analysis

  • max time kernel
    92s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 01:09

General

  • Target

    e84663ab628ea34d3c8af99e48cb6eb9012ac694a8cf5d2dea8890e40bd870f2.exe

  • Size

    634KB

  • MD5

    b77c277a7a050e95c6248e0baaf9e794

  • SHA1

    64e6e19f4ac2f9d99e40993cedef12b5362497d2

  • SHA256

    e84663ab628ea34d3c8af99e48cb6eb9012ac694a8cf5d2dea8890e40bd870f2

  • SHA512

    908d3f443deb5bfbd0573cca90edf6595b98487a45491937ed95c68f05171167dbee41c6cf1ed4ee2aa3f029f5e0f65baadba2a7618bd89729402bd77823809d

  • SSDEEP

    12288:JOAgFdodxJJ3HBz3XqrNLMo4Ozj1enA1u9Ygv4bRi5YW8BPXgsR:sAggxnhTXcV4Oknn9YG4HW8Bfg

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.solucionesmexico.mx
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    dGG^ZYIxX5!B

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.solucionesmexico.mx
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    dGG^ZYIxX5!B

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\e84663ab628ea34d3c8af99e48cb6eb9012ac694a8cf5d2dea8890e40bd870f2.exe
    "C:\Users\Admin\AppData\Local\Temp\e84663ab628ea34d3c8af99e48cb6eb9012ac694a8cf5d2dea8890e40bd870f2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Users\Admin\AppData\Local\Temp\e84663ab628ea34d3c8af99e48cb6eb9012ac694a8cf5d2dea8890e40bd870f2.exe
      "C:\Users\Admin\AppData\Local\Temp\e84663ab628ea34d3c8af99e48cb6eb9012ac694a8cf5d2dea8890e40bd870f2.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e84663ab628ea34d3c8af99e48cb6eb9012ac694a8cf5d2dea8890e40bd870f2.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1208-4-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1208-3-0x00000000051E0000-0x0000000005272000-memory.dmp

    Filesize

    584KB

  • memory/1208-10-0x0000000006960000-0x00000000069E6000-memory.dmp

    Filesize

    536KB

  • memory/1208-9-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1208-5-0x00000000053A0000-0x00000000053AA000-memory.dmp

    Filesize

    40KB

  • memory/1208-6-0x00000000054F0000-0x000000000558C000-memory.dmp

    Filesize

    624KB

  • memory/1208-7-0x000000007474E000-0x000000007474F000-memory.dmp

    Filesize

    4KB

  • memory/1208-8-0x0000000005420000-0x0000000005432000-memory.dmp

    Filesize

    72KB

  • memory/1208-15-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1208-2-0x0000000005690000-0x0000000005C34000-memory.dmp

    Filesize

    5.6MB

  • memory/1208-0-0x000000007474E000-0x000000007474F000-memory.dmp

    Filesize

    4KB

  • memory/1208-1-0x0000000000750000-0x00000000007F4000-memory.dmp

    Filesize

    656KB

  • memory/3268-14-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3268-19-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3268-16-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3268-17-0x0000000005910000-0x0000000005976000-memory.dmp

    Filesize

    408KB

  • memory/3268-18-0x0000000006FE0000-0x0000000007030000-memory.dmp

    Filesize

    320KB

  • memory/3268-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB