Thu181d864eb8.exe

General
Target

Thu181d864eb8.exe

Filesize

172KB

Completed

04-11-2021 21:01

Score
10/10
MD5

7c3cf9ce3ffb1e5dd48896fdc9080bab

SHA1

34b4976f8f83c1e0a9d277d2a103a61616178728

SHA256

b3049882301853eed2aa8c5ac99010dd84292d7e092eb6f4311fa535716f5d83

Malware Config
Signatures 14

Filter: none

Collection
Credential Access
Defense Evasion
Discovery
Persistence
  • Modifies Windows Defender Real-time Protection settings

    TTPs

    Modify RegistryModify Existing ServiceDisabling Security Tools
  • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    Description

    suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    Tags

  • Downloads MZ/PE file
  • Executes dropped EXE
    EG0qJ5gjFDFeyqHCxtCkxI1Y.exe

    Reported IOCs

    pidprocess
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
  • Checks computer location settings
    Thu181d864eb8.exe

    Description

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

    TTPs

    Query RegistrySystem Information Discovery

    Reported IOCs

    descriptioniocprocess
    Key value queried\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Control Panel\International\Geo\NationThu181d864eb8.exe
  • Loads dropped DLL
    Thu181d864eb8.exe

    Reported IOCs

    pidprocess
    516Thu181d864eb8.exe
  • 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
  • Looks up external IP address via web service

    Description

    Uses a legitimate IP lookup service to find the infected system's external IP.

    Reported IOCs

    flowioc
    14ipinfo.io
    15ipinfo.io
  • Enumerates physical storage devices

    Description

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

    TTPs

    System Information Discovery
  • Program crash
    WerFault.exe

    Reported IOCs

    pidpid_targetprocesstarget process
    1540516WerFault.exeThu181d864eb8.exe
  • Suspicious behavior: EnumeratesProcesses
    Thu181d864eb8.exeEG0qJ5gjFDFeyqHCxtCkxI1Y.exeWerFault.exe

    Reported IOCs

    pidprocess
    516Thu181d864eb8.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1540WerFault.exe
    1540WerFault.exe
    1540WerFault.exe
    1540WerFault.exe
    1540WerFault.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    1800EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
  • Suspicious behavior: GetForegroundWindowSpam
    WerFault.exe

    Reported IOCs

    pidprocess
    1540WerFault.exe
  • Suspicious use of AdjustPrivilegeToken
    WerFault.exe

    Reported IOCs

    descriptionpidprocess
    Token: SeDebugPrivilege1540WerFault.exe
  • Suspicious use of WriteProcessMemory
    Thu181d864eb8.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 516 wrote to memory of 1800516Thu181d864eb8.exeEG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    PID 516 wrote to memory of 1800516Thu181d864eb8.exeEG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    PID 516 wrote to memory of 1800516Thu181d864eb8.exeEG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    PID 516 wrote to memory of 1800516Thu181d864eb8.exeEG0qJ5gjFDFeyqHCxtCkxI1Y.exe
    PID 516 wrote to memory of 1540516Thu181d864eb8.exeWerFault.exe
    PID 516 wrote to memory of 1540516Thu181d864eb8.exeWerFault.exe
    PID 516 wrote to memory of 1540516Thu181d864eb8.exeWerFault.exe
    PID 516 wrote to memory of 1540516Thu181d864eb8.exeWerFault.exe
Processes 3
  • C:\Users\Admin\AppData\Local\Temp\Thu181d864eb8.exe
    "C:\Users\Admin\AppData\Local\Temp\Thu181d864eb8.exe"
    Checks computer location settings
    Loads dropped DLL
    Suspicious behavior: EnumeratesProcesses
    Suspicious use of WriteProcessMemory
    PID:516
    • C:\Users\Admin\Pictures\Adobe Films\EG0qJ5gjFDFeyqHCxtCkxI1Y.exe
      "C:\Users\Admin\Pictures\Adobe Films\EG0qJ5gjFDFeyqHCxtCkxI1Y.exe"
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:1800
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 516 -s 1408
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      PID:1540
Network
MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Privilege Escalation
                Replay Monitor
                00:00 00:00
                Downloads
                • C:\Users\Admin\Pictures\Adobe Films\EG0qJ5gjFDFeyqHCxtCkxI1Y.exe

                  MD5

                  3f22bd82ee1b38f439e6354c60126d6d

                  SHA1

                  63b57d818f86ea64ebc8566faeb0c977839defde

                  SHA256

                  265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

                  SHA512

                  b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

                • \Users\Admin\Pictures\Adobe Films\EG0qJ5gjFDFeyqHCxtCkxI1Y.exe

                  MD5

                  3f22bd82ee1b38f439e6354c60126d6d

                  SHA1

                  63b57d818f86ea64ebc8566faeb0c977839defde

                  SHA256

                  265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

                  SHA512

                  b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

                • memory/516-55-0x0000000074F21000-0x0000000074F23000-memory.dmp

                • memory/516-56-0x0000000003DD0000-0x0000000003F1A000-memory.dmp

                • memory/1540-60-0x0000000000000000-mapping.dmp

                • memory/1540-61-0x00000000002D0000-0x0000000000330000-memory.dmp

                • memory/1800-58-0x0000000000000000-mapping.dmp