General

  • Target

    c2ff9f433b86048529020cb22f7bea9e.bin

  • Size

    1004KB

  • Sample

    230504-cchesabe6v

  • MD5

    b8a4eb390178430520d20f95fab8bf81

  • SHA1

    d2eeef5f6604d145086c681e32dc5efa098d45f4

  • SHA256

    59252b6a903a3601674663f41a8826b612d7bd6812c93151e7c1149e7232d046

  • SHA512

    76e07ffa0ebc429d78f1537b685ceffd024d09db2b7beb47e173756ec67abccf8eaa685647af37dc4ae379369ab214059daef4f86a588fe004a9f37f1c7a08ea

  • SSDEEP

    24576:g7Svl5jJE06/NMp+2iGshZu0gRdy5PFdB/ckai9YfIqV+x10XiRK3d:g78l5VSFMWGs7u0gwHowwiRu

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Purchase Order.exe

    • Size

      580KB

    • MD5

      ffb5ff978b543216e4b1317f7d9f97ef

    • SHA1

      a220878a48495fd5b4addcbd6553ca782a403277

    • SHA256

      b58e0980d53aa7891015a450f575a33f08a67c9b5f36674c2684d15ea78194aa

    • SHA512

      0a4ad7253c94039187aa4fc805f963b4e2ebeabc8d13f84755bcacd23844be78cc6f0eda609bb09fadbb5ed64dbf16686d06bef1aa253951c6c5e3c12028ee77

    • SSDEEP

      12288:gVdoVVzEig/V8YBCTGReneNbQjJ+mgeoQscaCqNBv:ooVdO/VaG0ObQt+miQs3H

    • AgentTesla

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

    • Target

      Purchase Order.exe

    • Size

      580KB

    • MD5

      ffb5ff978b543216e4b1317f7d9f97ef

    • SHA1

      a220878a48495fd5b4addcbd6553ca782a403277

    • SHA256

      b58e0980d53aa7891015a450f575a33f08a67c9b5f36674c2684d15ea78194aa

    • SHA512

      0a4ad7253c94039187aa4fc805f963b4e2ebeabc8d13f84755bcacd23844be78cc6f0eda609bb09fadbb5ed64dbf16686d06bef1aa253951c6c5e3c12028ee77

    • SSDEEP

      12288:gVdoVVzEig/V8YBCTGReneNbQjJ+mgeoQscaCqNBv:ooVdO/VaG0ObQt+miQs3H

    • AgentTesla

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks