General

  • Target

    e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe

  • Size

    2.7MB

  • Sample

    240612-cxtcsayfqr

  • MD5

    8d6e9c2c817566de98a19e01615d769d

  • SHA1

    4154933e095c964a4b6c6733d1db22935af93e74

  • SHA256

    e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca

  • SHA512

    34f6b4077e0ed986afa8af86b6f2641f30373c4649831cf3f071450a158b8a0ced6ad3370c184fd9c60a06a5b1f1fd10dcb1cb9943fef02c2d06416642775861

  • SSDEEP

    49152:CWqIxq5Po4+36yZ0dfvHBX+0ls126aIuB3vvPHY2QqeIUDzeH4yW:CWUhD80xHc0ls0nB3nPH0DKY

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca.exe

    • Size

      2.7MB

    • MD5

      8d6e9c2c817566de98a19e01615d769d

    • SHA1

      4154933e095c964a4b6c6733d1db22935af93e74

    • SHA256

      e636b39ec556a8163151c97379736e42454265e42d4d1844c8f6bbb710712dca

    • SHA512

      34f6b4077e0ed986afa8af86b6f2641f30373c4649831cf3f071450a158b8a0ced6ad3370c184fd9c60a06a5b1f1fd10dcb1cb9943fef02c2d06416642775861

    • SSDEEP

      49152:CWqIxq5Po4+36yZ0dfvHBX+0ls126aIuB3vvPHY2QqeIUDzeH4yW:CWUhD80xHc0ls0nB3nPH0DKY

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables packed with SmartAssembly

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • 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 Matrix

Tasks