General

  • Target

    99d45cc516fd1fc2298975543fe3138179e40745396eca31cb99aa5f3226f9a9

  • Size

    382KB

  • Sample

    220521-cx91jahgcj

  • MD5

    040740ebb77c71c938b92d9bcbc47724

  • SHA1

    f98e018cf81eb75f6bd3c1170d8c1953e565210d

  • SHA256

    99d45cc516fd1fc2298975543fe3138179e40745396eca31cb99aa5f3226f9a9

  • SHA512

    f285e8de0445e39379af00b5b908d3d170aaf30359ebd6bdf34b01e90ddaabbce342a1d881ae4fe5585f16dee17f7433c61c1ee20b9aba86271a5f5b03b311eb

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.greebals.gr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    2pvkb35mPGU#

Targets

    • Target

      EMIN Vietnam Joint Stock Company RFQ_PDF.exe

    • Size

      453KB

    • MD5

      58bdb475e3b1b9d62407d94b5afd94c6

    • SHA1

      14b8687de5b59217db4c675565a751bb1e2833f6

    • SHA256

      a6a980334df0adebccc1a432ecf2d2ada83dbeb91b0dd5c47889d2e0f68dec89

    • SHA512

      96dd490aa1baad8692f814d4c5a1df1b492607de8db9c83e9e74565ee5328db948efe45f87ac53635a952aef751ca0eb31f9fdb5e949b621c5688b857ad6f276

    • AgentTesla

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

    • AgentTesla Payload

    • Checks computer location settings

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

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Email Collection

1
T1114

Tasks