General

  • Target

    SOA.exe

  • Size

    920KB

  • Sample

    221128-kl179aae43

  • MD5

    28f5866df9a9d5621ff80fe55201e045

  • SHA1

    767103719b66f41fa64c173dd83127269400391c

  • SHA256

    f2486e0219cd1587a7b554b5aa4b958d10b59071ce5b9da818eb9b38e0b0637e

  • SHA512

    2723579875d974b832e1536724beabdd7062ad0b9fd5c37fee869accbdc791fcbb183fe2846f08ae64a85e8132a98f059aaf192052ca407c79fde46f43a50af6

  • SSDEEP

    12288:4oc9UQiEm5lEzM2iNp1x6U1Z9QZjeRalpQq4kk6ZuYxSOpHpiOUFval6Adh+/TR1:bLuYmM1v1cU1Z7IUvQOadhkTcM8lmy8

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      SOA.exe

    • Size

      920KB

    • MD5

      28f5866df9a9d5621ff80fe55201e045

    • SHA1

      767103719b66f41fa64c173dd83127269400391c

    • SHA256

      f2486e0219cd1587a7b554b5aa4b958d10b59071ce5b9da818eb9b38e0b0637e

    • SHA512

      2723579875d974b832e1536724beabdd7062ad0b9fd5c37fee869accbdc791fcbb183fe2846f08ae64a85e8132a98f059aaf192052ca407c79fde46f43a50af6

    • SSDEEP

      12288:4oc9UQiEm5lEzM2iNp1x6U1Z9QZjeRalpQq4kk6ZuYxSOpHpiOUFval6Adh+/TR1:bLuYmM1v1cU1Z7IUvQOadhkTcM8lmy8

    • AgentTesla

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

    • Drops file in Drivers directory

    • 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

    • 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

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks