Analysis

  • max time kernel
    129s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20230703-en
  • resource tags

    arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
  • submitted
    08/07/2023, 00:42

General

  • Target
    ef6990182d906df4906fbff9f63b6b64.exe
  • Size 529KB
  • Sample230708-a2b8yscd72
  • SHA256 c3588c6f35a70498fda41ce8192c9354c255210c692022056c94230b6b461943
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • furod

C2
  • 77.91.68.70:19073

Attributes
  • auth_value

    d2386245fe11799b28b4521492a5879d

Signatures

  • Detects Healer an antivirus disabler dropper 1 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef6990182d906df4906fbff9f63b6b64.exe
    "C:\Users\Admin\AppData\Local\Temp\ef6990182d906df4906fbff9f63b6b64.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0888803.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0888803.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2244
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9303874.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9303874.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2056
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0386535.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0386535.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2240

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        y0888803.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0888803.exe
        • Size 260KB
        • SHA256 f414627ece07653332819eaa132e73123c74284be6a94c8997e730cc6e243c07
        • MD5 SHA1 SHA512 SSDEEP

        y0888803.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0888803.exe
        • Size 260KB
        • SHA256 f414627ece07653332819eaa132e73123c74284be6a94c8997e730cc6e243c07
        • MD5 SHA1 SHA512 SSDEEP

        k9303874.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9303874.exe
        • Size 96KB
        • SHA256 98abd34d98e2b10ff50b6c6e4499019ccf1df74b8ab2bc7f7a2501581fc34396
        • MD5 SHA1 SHA512 SSDEEP

        k9303874.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9303874.exe
        • Size 96KB
        • SHA256 98abd34d98e2b10ff50b6c6e4499019ccf1df74b8ab2bc7f7a2501581fc34396
        • MD5 SHA1 SHA512 SSDEEP

        k9303874.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9303874.exe
        • Size 96KB
        • SHA256 98abd34d98e2b10ff50b6c6e4499019ccf1df74b8ab2bc7f7a2501581fc34396
        • MD5 SHA1 SHA512 SSDEEP

        l0386535.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0386535.exe
        • Size 257KB
        • SHA256 00d5436ae79979a9b24c119612b5b1a97dda24c2e55776cb0a0f6d4557ec1a56
        • MD5 SHA1 SHA512 SSDEEP

        l0386535.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0386535.exe
        • Size 257KB
        • SHA256 00d5436ae79979a9b24c119612b5b1a97dda24c2e55776cb0a0f6d4557ec1a56
        • MD5 SHA1 SHA512 SSDEEP

        l0386535.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0386535.exe
        • Size 257KB
        • SHA256 00d5436ae79979a9b24c119612b5b1a97dda24c2e55776cb0a0f6d4557ec1a56
        • MD5 SHA1 SHA512 SSDEEP

        y0888803.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP000.TMP\y0888803.exe
        • Size 260KB
        • SHA256 f414627ece07653332819eaa132e73123c74284be6a94c8997e730cc6e243c07
        • MD5 SHA1 SHA512 SSDEEP

        y0888803.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP000.TMP\y0888803.exe
        • Size 260KB
        • SHA256 f414627ece07653332819eaa132e73123c74284be6a94c8997e730cc6e243c07
        • MD5 SHA1 SHA512 SSDEEP

        k9303874.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP001.TMP\k9303874.exe
        • Size 96KB
        • SHA256 98abd34d98e2b10ff50b6c6e4499019ccf1df74b8ab2bc7f7a2501581fc34396
        • MD5 SHA1 SHA512 SSDEEP

        k9303874.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP001.TMP\k9303874.exe
        • Size 96KB
        • SHA256 98abd34d98e2b10ff50b6c6e4499019ccf1df74b8ab2bc7f7a2501581fc34396
        • MD5 SHA1 SHA512 SSDEEP

        k9303874.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP001.TMP\k9303874.exe
        • Size 96KB
        • SHA256 98abd34d98e2b10ff50b6c6e4499019ccf1df74b8ab2bc7f7a2501581fc34396
        • MD5 SHA1 SHA512 SSDEEP

        l0386535.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP001.TMP\l0386535.exe
        • Size 257KB
        • SHA256 00d5436ae79979a9b24c119612b5b1a97dda24c2e55776cb0a0f6d4557ec1a56
        • MD5 SHA1 SHA512 SSDEEP

        l0386535.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP001.TMP\l0386535.exe
        • Size 257KB
        • SHA256 00d5436ae79979a9b24c119612b5b1a97dda24c2e55776cb0a0f6d4557ec1a56
        • MD5 SHA1 SHA512 SSDEEP

        l0386535.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP001.TMP\l0386535.exe
        • Size 257KB
        • SHA256 00d5436ae79979a9b24c119612b5b1a97dda24c2e55776cb0a0f6d4557ec1a56
        • MD5 SHA1 SHA512 SSDEEP

        memory/1100-54-0x0000000000490000-0x0000000000504000-memory.dmp

        memory/2056-83-0x0000000000020000-0x000000000002A000-memory.dmp

        memory/2240-97-0x0000000000310000-0x0000000000340000-memory.dmp

        memory/2240-101-0x0000000002320000-0x0000000002326000-memory.dmp

        memory/2240-102-0x0000000004A30000-0x0000000004A70000-memory.dmp

        memory/2240-103-0x0000000004A30000-0x0000000004A70000-memory.dmp