General

  • Target

    32bacb18da76123bfd75161a2e792d38cbadf89dfefeb245fbcc7b23e1bce1df.exe

  • Size

    654KB

  • Sample

    221207-qad68sab2v

  • MD5

    9cc8e46f398bcc89b242a7787b3c0df6

  • SHA1

    22af4baa501611c0dd5aec4f8e4c4c57e6ed21a0

  • SHA256

    32bacb18da76123bfd75161a2e792d38cbadf89dfefeb245fbcc7b23e1bce1df

  • SHA512

    6add524c0379316ea51d0ed6f0a86e1b04c65208ad93d3bd9b4e17207ca646aab617285e519ffac94aea3ed1824567df416e209e501a9b190bf639461e90f163

  • SSDEEP

    12288:2ElYIvM3zrbETClx58SaQhXGqELhbI5pc8Hk3rBeHskFgFwIyXCDM:93U376C/58SI6cDbkskFgqIyXx

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mktron.in
  • Port:
    587
  • Username:
    stamping.maint3@mktron.in
  • Password:
    VZZUQXTDyMCZ
  • Email To:
    razzylord467@gmail.com

Targets

    • Target

      32bacb18da76123bfd75161a2e792d38cbadf89dfefeb245fbcc7b23e1bce1df.exe

    • Size

      654KB

    • MD5

      9cc8e46f398bcc89b242a7787b3c0df6

    • SHA1

      22af4baa501611c0dd5aec4f8e4c4c57e6ed21a0

    • SHA256

      32bacb18da76123bfd75161a2e792d38cbadf89dfefeb245fbcc7b23e1bce1df

    • SHA512

      6add524c0379316ea51d0ed6f0a86e1b04c65208ad93d3bd9b4e17207ca646aab617285e519ffac94aea3ed1824567df416e209e501a9b190bf639461e90f163

    • SSDEEP

      12288:2ElYIvM3zrbETClx58SaQhXGqELhbI5pc8Hk3rBeHskFgFwIyXCDM:93U376C/58SI6cDbkskFgqIyXx

    • AgentTesla

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

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • 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

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

1
T1112

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Email Collection

1
T1114

Tasks