General

  • Target

    ETD-04-12-2022.exe

  • Size

    1.0MB

  • Sample

    221204-rl9mysff64

  • MD5

    92ec3ce5c18ac906b8105029e1792e14

  • SHA1

    8d6cbb4ac71da3b45fa308f4943bf5ae20476ab1

  • SHA256

    28deb46904cc62b51f198c1a962a1d0d9f91745de1a242a4711c1fbc956e6322

  • SHA512

    1d52e765032b62636f1855a4ac503f9ca1e3b33552f02bedf803acf41d17ecfc644fa32e48aa706d434088bb1398115356b5488fc07f85428c5dce0dc20d78dd

  • SSDEEP

    24576:plKcQw+mUXVouprIlTS2uQ6cIG8/a9XVch1:JJUXnrIdS2V6cIG8S9uL

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      ETD-04-12-2022.exe

    • Size

      1.0MB

    • MD5

      92ec3ce5c18ac906b8105029e1792e14

    • SHA1

      8d6cbb4ac71da3b45fa308f4943bf5ae20476ab1

    • SHA256

      28deb46904cc62b51f198c1a962a1d0d9f91745de1a242a4711c1fbc956e6322

    • SHA512

      1d52e765032b62636f1855a4ac503f9ca1e3b33552f02bedf803acf41d17ecfc644fa32e48aa706d434088bb1398115356b5488fc07f85428c5dce0dc20d78dd

    • SSDEEP

      24576:plKcQw+mUXVouprIlTS2uQ6cIG8/a9XVch1:JJUXnrIdS2V6cIG8S9uL

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks