General

  • Target

    efb87c3e13a30fef236edeec3ddb0f15bae42c2d38026a9a9552b3ed3d686f31

  • Size

    623KB

  • Sample

    231207-bdxenaaaa8

  • MD5

    2dbb834ed8daa9aec1a8e41d9024c903

  • SHA1

    79f62013316c38b717d94ec548a3b3e15a38e2d1

  • SHA256

    efb87c3e13a30fef236edeec3ddb0f15bae42c2d38026a9a9552b3ed3d686f31

  • SHA512

    9aa1c0e98942c1444cec1f60e85d9aec23601724364b28279f27bc68feb775135d445bea18305fed16caa38a23347df4d6d34425061a6bd66d8269c20d5eb3e3

  • SSDEEP

    12288:yuFbbDS+zn45im1C13BxL3TSiuUE2KaEu+SeOxJVxel9CSFG2Zz9+waC:yUCIn4t013P3TSiuMKaF7dxelYSFVxP

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Balance invoice.exe

    • Size

      665KB

    • MD5

      96f35afff27509e6f78a8add621120a7

    • SHA1

      1b095ff5a3ca286029c72dca0bdca94eeffac305

    • SHA256

      ba5b23fdbec77442d3d5e9e87ea46dba8ce7df395fa5668edabe9be96eebae10

    • SHA512

      c27e90ce2e782f7a8dc3923e324aa654d9cd68554214438b9680003f98d1b0f9288cb7b2c601ccc084a82aa1db0e30ab89e485361c84e1b5521d13c9911fb6b2

    • SSDEEP

      12288:Aqc3+GCueH5qNvmL3z8pucAmKE4uqSAs1xVHel9C+0RU2IWUkRmLhR:A/uG2qc36uuKEBPNHelY+0pzNmz

    • 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

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks