a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24

General
Target

a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe

Filesize

58KB

Completed

24-09-2021 06:19

Score
10/10
MD5

eb8e2d67cde387d87a3d78a52a477fb4

SHA1

4138900c2fd72ddfa8fbeedb74bdc460d9a3a42b

SHA256

a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24

Malware Config
Signatures 7

Filter: none

Defense Evasion
Discovery
Persistence
  • Sakula

    Description

    Sakula is a remote access trojan with various capabilities.

  • Executes dropped EXE
    MediaCenter.exe

    Reported IOCs

    pidprocess
    3604MediaCenter.exe
  • Adds Run key to start application
    a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe

    TTPs

    Registry Run Keys / Startup FolderModify Registry

    Reported IOCs

    descriptioniocprocess
    Set value (str)\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
  • Enumerates physical storage devices

    Description

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

    TTPs

    System Information Discovery
  • Runs ping.exe
    PING.EXE

    TTPs

    Remote System Discovery

    Reported IOCs

    pidprocess
    756PING.EXE
  • Suspicious use of AdjustPrivilegeToken
    a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe

    Reported IOCs

    descriptionpidprocess
    Token: SeIncBasePriorityPrivilege3512a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
  • Suspicious use of WriteProcessMemory
    a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.execmd.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 3512 wrote to memory of 36043512a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exeMediaCenter.exe
    PID 3512 wrote to memory of 36043512a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exeMediaCenter.exe
    PID 3512 wrote to memory of 36043512a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exeMediaCenter.exe
    PID 3512 wrote to memory of 39683512a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.execmd.exe
    PID 3512 wrote to memory of 39683512a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.execmd.exe
    PID 3512 wrote to memory of 39683512a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.execmd.exe
    PID 3968 wrote to memory of 7563968cmd.exePING.EXE
    PID 3968 wrote to memory of 7563968cmd.exePING.EXE
    PID 3968 wrote to memory of 7563968cmd.exePING.EXE
Processes 4
  • C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
    "C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe"
    Adds Run key to start application
    Suspicious use of AdjustPrivilegeToken
    Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      Executes dropped EXE
      PID:3604
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe"
      Suspicious use of WriteProcessMemory
      PID:3968
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        Runs ping.exe
        PID:756
Network
MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Defense Evasion
        Execution
          Exfiltration
            Impact
              Initial Access
                Lateral Movement
                  Privilege Escalation
                    Replay Monitor
                    00:00 00:00
                    Downloads
                    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

                      MD5

                      ee5b6ff554a9bd226036569392fb2cd2

                      SHA1

                      822c8ec30fff499f2d42e275927a1a56125b76a3

                      SHA256

                      693bed922170abac42286269383d896bcc68e01b775b4522b806f86b2b0bb7a3

                      SHA512

                      fa01b4bc6c624bf6d6dc7cb2ff1a793452de0274a445aaf283bcbec824f48c39cabbd6a8122ca62f4fe485dcec389fdd295aa6a9ebc42b11de274ea16b1f8358

                    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

                      MD5

                      ee5b6ff554a9bd226036569392fb2cd2

                      SHA1

                      822c8ec30fff499f2d42e275927a1a56125b76a3

                      SHA256

                      693bed922170abac42286269383d896bcc68e01b775b4522b806f86b2b0bb7a3

                      SHA512

                      fa01b4bc6c624bf6d6dc7cb2ff1a793452de0274a445aaf283bcbec824f48c39cabbd6a8122ca62f4fe485dcec389fdd295aa6a9ebc42b11de274ea16b1f8358

                    • memory/756-119-0x0000000000000000-mapping.dmp

                    • memory/3604-115-0x0000000000000000-mapping.dmp

                    • memory/3968-118-0x0000000000000000-mapping.dmp