General

  • Target

    SOA.rar

  • Size

    504KB

  • Sample

    210727-bnjkllcd4a

  • MD5

    df153c9600eceb8c6f27a0ccdab8e964

  • SHA1

    eada4abcdc29f74556c9234c2556be9d96576d45

  • SHA256

    4bae6c537c27eb6acbf3a7e1607c72ff4485b44cc62f17283668ec849d1cc740

  • SHA512

    77d052248295ae67bbdd73e86e38576ed4704c124986895d2c6734b1f93717b76950363c6a9a244267748f712e43ef873f1a2e1d4f030d9d393274eec68940a5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    Mail.jingtai.com.vn
  • Port:
    587
  • Username:
    markhung@jingtai.com.vn
  • Password:
    truongtuyen2209

Targets

    • Target

      SOA.exe

    • Size

      804KB

    • MD5

      60183d985a20da08edde84ad283fdb57

    • SHA1

      fa905171e489e10068ba2853fcf8c83865019283

    • SHA256

      0663ffc968c7a2870e7c3234b4c2c2c5bae705a12a1f84ff4527af8d8b9466e5

    • SHA512

      074645a61274efa80eb6451abd37628fef9d15ff889cdc6fb6da74baf2514160e8d0f049c4927fa3890baaa031f945dbdd03604535d4cb26374f38c6db406cff

    • AgentTesla

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

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks