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General

  • Target

    Enquiry 234854.arj

  • Size

    723KB

  • Sample

    230713-phrxmagf36

  • MD5

    d1ed2d2504db938c4513d6e5f195d154

  • SHA1

    d5d33e8af33d8dba67bf2991289f7cbeebc875ef

  • SHA256

    729b4c1db5fc47c9097aebebfcf4b618b57d081c9e49aa8ad612eeba02475e57

  • SHA512

    ea2ade80c36b4cc0d3eb2e4579b5b7d546f1e16be6b829b433614f98dec671805c49e5329bf34121ee16d1475a9fc4ededcc17cdc9a9c8507140ac877834e6e2

  • SSDEEP

    12288:YGXeH0oDLuJpEsiwORxtazKHlD/uXV26VruOvz9qDcxe0fR97Vxq3K0vv1xrhKlw:YGXehbZTtazOR2lbkOL9oMbn7V4351xt

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.udpl.top
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ,_lBNs3g,F$M

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Creed 4.xlsx

    • Size

      725KB

    • MD5

      80ede4eb9d003e36c88a5865aef08a8e

    • SHA1

      b19feef909ea9a8e645296e34710381835e86a95

    • SHA256

      4b4269c2a823ccb46c554784a1491cd8de9610425d063f891764bab59a38c608

    • SHA512

      53dd99bc689fef81068242fe2a7f79c35052532000338d7e96e449174b656868ce57ef117811d9523c799caaeb63eea0a41f122d7d6f991e9d1e9d47701e8c3e

    • SSDEEP

      12288:opLfX0YDXuJpEsimORxtyzKzlDzuXV26VrKO1zzqDcxk0fR/BVxqxw0vj1xrPYl4:oZP3TtyzERCFbUOdzoMNtBV4xT1xsT45

    • AgentTesla

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Adds Run key to start application

    • 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 v6

Tasks