General
Target

Specification Details.exe

Filesize

413KB

Completed

21-05-2022 13:17

Task

behavioral2

Score
10/10
MD5

f561e022d4f785bf725ad0de24f8dc88

SHA1

6eda2996d502410977790be4a6976ea7747bdf2e

SHA256

bd7ff9e1c774994bdb69476411ede44d9b837f4f1994bdfdf620e766d500b1a8

SHA256

e7b6328f9b74e07489bd1b5d9edd0163d8196ae6abd0968de6924cf548825755bccb734dca47535058c2775cf992982929a085d379b7558e3fb61d0b6e95f501

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp

Host: smtp.mail.ru

Port: 587

Username: chibyke7@mail.ru

Password: nevergiveupsure

Signatures 12

Filter: none

Collection
Credential Access
  • AgentTesla

    Description

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

  • AgentTesla Payload

    Reported IOCs

    resourceyara_rule
    behavioral2/memory/4872-135-0x0000000000400000-0x000000000044C000-memory.dmpfamily_agenttesla
  • Reads data files stored by FTP clients

    Description

    Tries to access configuration files associated with programs like FileZilla.

    TTPs

    Data from Local SystemCredentials in Files
  • Reads user/profile data of local email clients

    Description

    Email clients store some user data on disk where infostealers will often target it.

    TTPs

    Data from Local SystemCredentials in Files
  • Reads user/profile data of web browsers

    Description

    Infostealers often target stored browser data, which can include saved credentials etc.

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses Microsoft Outlook profiles
    Specification Details.exe

    Tags

    TTPs

    Email Collection

    Reported IOCs

    descriptioniocprocess
    Key opened\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676Specification Details.exe
    Key opened\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676Specification Details.exe
    Key opened\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676Specification Details.exe
  • Suspicious use of SetThreadContext
    Specification Details.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 2092 set thread context of 48722092Specification Details.exeSpecification Details.exe
  • Suspicious behavior: EnumeratesProcesses
    Specification Details.exe

    Reported IOCs

    pidprocess
    4872Specification Details.exe
    4872Specification Details.exe
  • Suspicious use of AdjustPrivilegeToken
    Specification Details.exe

    Reported IOCs

    descriptionpidprocess
    Token: SeDebugPrivilege4872Specification Details.exe
  • Suspicious use of WriteProcessMemory
    Specification Details.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 2092 wrote to memory of 48722092Specification Details.exeSpecification Details.exe
    PID 2092 wrote to memory of 48722092Specification Details.exeSpecification Details.exe
    PID 2092 wrote to memory of 48722092Specification Details.exeSpecification Details.exe
    PID 2092 wrote to memory of 48722092Specification Details.exeSpecification Details.exe
    PID 2092 wrote to memory of 48722092Specification Details.exeSpecification Details.exe
    PID 2092 wrote to memory of 48722092Specification Details.exeSpecification Details.exe
    PID 2092 wrote to memory of 48722092Specification Details.exeSpecification Details.exe
    PID 2092 wrote to memory of 48722092Specification Details.exeSpecification Details.exe
  • outlook_office_path
    Specification Details.exe

    Reported IOCs

    descriptioniocprocess
    Key opened\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676Specification Details.exe
  • outlook_win_path
    Specification Details.exe

    Reported IOCs

    descriptioniocprocess
    Key opened\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676Specification Details.exe
Processes 2
  • C:\Users\Admin\AppData\Local\Temp\Specification Details.exe
    "C:\Users\Admin\AppData\Local\Temp\Specification Details.exe"
    Suspicious use of SetThreadContext
    Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Users\Admin\AppData\Local\Temp\Specification Details.exe
      "{path}"
      Accesses Microsoft Outlook profiles
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      outlook_office_path
      outlook_win_path
      PID:4872
Network
MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Defense Evasion
      Discovery
        Execution
          Exfiltration
            Impact
              Initial Access
                Lateral Movement
                  Persistence
                    Privilege Escalation
                      Replay Monitor
                      00:00 00:00
                      Downloads
                      • memory/2092-130-0x0000000000B80000-0x0000000000BEE000-memory.dmp

                      • memory/2092-131-0x0000000005B40000-0x00000000060E4000-memory.dmp

                      • memory/2092-132-0x0000000005630000-0x00000000056C2000-memory.dmp

                      • memory/2092-133-0x00000000064A0000-0x000000000653C000-memory.dmp

                      • memory/4872-134-0x0000000000000000-mapping.dmp

                      • memory/4872-135-0x0000000000400000-0x000000000044C000-memory.dmp

                      • memory/4872-136-0x0000000006110000-0x0000000006176000-memory.dmp

                      • memory/4872-137-0x00000000064A0000-0x00000000064F0000-memory.dmp