General

  • Target

    SecuriteInfo.com.Win32.Evo-gen.5457.19170.exe

  • Size

    624KB

  • Sample

    250218-f4w9ssyn18

  • MD5

    b5563d46fab00984999c0ecb16bd0256

  • SHA1

    2c69a0ba54e3df3543bedfa9ec6cacfe7b5e2404

  • SHA256

    c6f441e5281b224ea5f28a25609475965c677663c648d4732cc34ecee8459830

  • SHA512

    1612e0da6c6e91f0fb695f69c4a3d80b8f5bb166e59e89860ce39137a9ffbed7a98ee5f9f672058df1bfbf1ea5b6fa029d109ee304268416024b6146ee29aeb3

  • SSDEEP

    12288:1LaIGQb4bz0riFVx0sfd5+v0oytb0OmL2H8tEB2Ly6:1LaNQb80+P2sfDoZOmq8KALb

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://inhanoi.net.vn
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ^TSt3!FK$UBA

Targets

    • Target

      SecuriteInfo.com.Win32.Evo-gen.5457.19170.exe

    • Size

      624KB

    • MD5

      b5563d46fab00984999c0ecb16bd0256

    • SHA1

      2c69a0ba54e3df3543bedfa9ec6cacfe7b5e2404

    • SHA256

      c6f441e5281b224ea5f28a25609475965c677663c648d4732cc34ecee8459830

    • SHA512

      1612e0da6c6e91f0fb695f69c4a3d80b8f5bb166e59e89860ce39137a9ffbed7a98ee5f9f672058df1bfbf1ea5b6fa029d109ee304268416024b6146ee29aeb3

    • SSDEEP

      12288:1LaIGQb4bz0riFVx0sfd5+v0oytb0OmL2H8tEB2Ly6:1LaNQb80+P2sfDoZOmq8KALb

    • AgentTesla

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

    • Agenttesla family

    • Guloader family

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      b8992e497d57001ddf100f9c397fcef5

    • SHA1

      e26ddf101a2ec5027975d2909306457c6f61cfbd

    • SHA256

      98bcd1dd88642f4dd36a300c76ebb1ddfbbbc5bfc7e3b6d7435dc6d6e030c13b

    • SHA512

      8823b1904dccfaf031068102cb1def7958a057f49ff369f0e061f1b4db2090021aa620bb8442a2a6ac9355bb74ee54371dc2599c20dc723755a46ede81533a3c

    • SSDEEP

      192:PPtkumJX7zB22kGwfy0mtVgkCPOs81un:E702k5qpds8Qn

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks