Analysis

  • max time kernel
    106s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2022 14:45

General

  • Target

    b6191c930b7b05c5da990cc37f4fceba018820c1e93ac6b0e9c258499c891bc4.exe

  • Size

    124KB

  • MD5

    f7aa258d123906e5501a4e4605bae77d

  • SHA1

    2b5e42ff7f4580e4b12beb32fff5ce1b37d1ddc2

  • SHA256

    b6191c930b7b05c5da990cc37f4fceba018820c1e93ac6b0e9c258499c891bc4

  • SHA512

    749d3cef190896d6cb699e6171b8b5767829cacae1e1ea8f29f8f3b345ce11a70fd704cb95d277533a8546705a7341cd5446816b59c5c2c3577f5a12957f820b

  • SSDEEP

    3072:FybsEJo7LtJrDGbTcZBAxP+J9F4DcC3QUPF:8bYDTax4440QUPF

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b6191c930b7b05c5da990cc37f4fceba018820c1e93ac6b0e9c258499c891bc4.exe
    "C:\Users\Admin\AppData\Local\Temp\b6191c930b7b05c5da990cc37f4fceba018820c1e93ac6b0e9c258499c891bc4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\AppData\Local\Temp\b6191c930b7b05c5da990cc37f4fceba018820c1e93ac6b0e9c258499c891bc4.exe
      C:\Users\Admin\AppData\Local\Temp\b6191c930b7b05c5da990cc37f4fceba018820c1e93ac6b0e9c258499c891bc4.exe
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:864
      • C:\Users\Admin\AppData\Roaming\taskhost.exe
        C:\Users\Admin\AppData\Roaming\taskhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1788
        • C:\Users\Admin\AppData\Roaming\taskhost.exe
          C:\Users\Admin\AppData\Roaming\taskhost.exe
          4⤵
          • Executes dropped EXE
          • Modifies system certificate store
          PID:1660

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\taskhost.exe

    Filesize

    124KB

    MD5

    4f78065675a4d1830381b4ee649e1b02

    SHA1

    6ca55c13ba68371160849a4137c1b4998f76127d

    SHA256

    8061140be9823a9cb1b55a0cd23d4fd18efb779ba9e082b56677802ac8162c49

    SHA512

    73e1f8331bb54697ec9e6de507e4c7fab6b6c399d7c4a88f1c6599fad7d82426c5c00e11ffd617d8ea981651d932be45a883d5ae25d3510899834d897309cd03

  • C:\Users\Admin\AppData\Roaming\taskhost.exe

    Filesize

    124KB

    MD5

    4f78065675a4d1830381b4ee649e1b02

    SHA1

    6ca55c13ba68371160849a4137c1b4998f76127d

    SHA256

    8061140be9823a9cb1b55a0cd23d4fd18efb779ba9e082b56677802ac8162c49

    SHA512

    73e1f8331bb54697ec9e6de507e4c7fab6b6c399d7c4a88f1c6599fad7d82426c5c00e11ffd617d8ea981651d932be45a883d5ae25d3510899834d897309cd03

  • C:\Users\Admin\AppData\Roaming\taskhost.exe

    Filesize

    124KB

    MD5

    4f78065675a4d1830381b4ee649e1b02

    SHA1

    6ca55c13ba68371160849a4137c1b4998f76127d

    SHA256

    8061140be9823a9cb1b55a0cd23d4fd18efb779ba9e082b56677802ac8162c49

    SHA512

    73e1f8331bb54697ec9e6de507e4c7fab6b6c399d7c4a88f1c6599fad7d82426c5c00e11ffd617d8ea981651d932be45a883d5ae25d3510899834d897309cd03

  • \Users\Admin\AppData\Roaming\taskhost.exe

    Filesize

    124KB

    MD5

    4f78065675a4d1830381b4ee649e1b02

    SHA1

    6ca55c13ba68371160849a4137c1b4998f76127d

    SHA256

    8061140be9823a9cb1b55a0cd23d4fd18efb779ba9e082b56677802ac8162c49

    SHA512

    73e1f8331bb54697ec9e6de507e4c7fab6b6c399d7c4a88f1c6599fad7d82426c5c00e11ffd617d8ea981651d932be45a883d5ae25d3510899834d897309cd03

  • \Users\Admin\AppData\Roaming\taskhost.exe

    Filesize

    124KB

    MD5

    4f78065675a4d1830381b4ee649e1b02

    SHA1

    6ca55c13ba68371160849a4137c1b4998f76127d

    SHA256

    8061140be9823a9cb1b55a0cd23d4fd18efb779ba9e082b56677802ac8162c49

    SHA512

    73e1f8331bb54697ec9e6de507e4c7fab6b6c399d7c4a88f1c6599fad7d82426c5c00e11ffd617d8ea981651d932be45a883d5ae25d3510899834d897309cd03

  • memory/864-59-0x0000000076261000-0x0000000076263000-memory.dmp

    Filesize

    8KB

  • memory/864-60-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/864-54-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/864-56-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/864-57-0x000000000040B6D6-mapping.dmp

  • memory/864-74-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1660-69-0x000000000040B6D6-mapping.dmp

  • memory/1660-75-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1788-63-0x0000000000000000-mapping.dmp