Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2022 10:46

General

  • Target

    FFD551A66208B73CEE933FC4E27C449B8EABB0ACB0FE2.exe

  • Size

    5.2MB

  • MD5

    f7389b83ba7eaedeae31eda31412db06

  • SHA1

    ccfd2e456ccf2c8cc24942797805ad4d15a6d860

  • SHA256

    ffd551a66208b73cee933fc4e27c449b8eabb0acb0fe27ad251844e2fb8821d1

  • SHA512

    ac7f8ef5e4736e6fcb0f54c88761095dbcb09cec44d35b1efcfb7cbc03341049fc55410ad49925399ea8e56ea02d5c1ad1c20fb4c344d3027fbb7873f45aa4a9

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    157.230.124.151
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    chichi001

Signatures

  • AgentTesla

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

  • NetWire RAT payload 8 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • AgentTesla payload 7 IoCs
  • Executes dropped EXE 5 IoCs
  • Drops startup file 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FFD551A66208B73CEE933FC4E27C449B8EABB0ACB0FE2.exe
    "C:\Users\Admin\AppData\Local\Temp\FFD551A66208B73CEE933FC4E27C449B8EABB0ACB0FE2.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\orijan23.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Users\Admin\AppData\Roaming\orijan23.exe
        "C:\Users\Admin\AppData\Roaming\orijan23.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1968
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Roaming\orijan23.exe" "C:\Users\Admin\AppData\Roaming\isud.exe"
          4⤵
            PID:1008
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\isud.exe"
            4⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:468
            • C:\Users\Admin\AppData\Roaming\isud.exe
              "C:\Users\Admin\AppData\Roaming\isud.exe"
              5⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious use of SetThreadContext
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:1104
              • C:\Users\Admin\AppData\Roaming\isud.exe
                "C:\Users\Admin\AppData\Roaming\isud.exe"
                6⤵
                • Executes dropped EXE
                PID:1984
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\FFD551A66208B73CEE933FC4E27C449B8EABB0ACB0FE2.exe" "C:\Users\Admin\AppData\Roaming\llij.exe"
        2⤵
          PID:1260
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\llij.exe"
          2⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1688
          • C:\Users\Admin\AppData\Roaming\llij.exe
            "C:\Users\Admin\AppData\Roaming\llij.exe"
            3⤵
            • Executes dropped EXE
            • Drops startup file
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1372
            • C:\Users\Admin\AppData\Roaming\llij.exe
              "C:\Users\Admin\AppData\Roaming\llij.exe"
              4⤵
              • Executes dropped EXE
              PID:1948

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

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

        Filesize

        1.3MB

        MD5

        2d5da0b865fc3e5800402a0c2fb63920

        SHA1

        14625c0835dcd3a904372a0e805e39303a4d9ecb

        SHA256

        ec0e9584d2523f23746d30005c2fd08a2ee70311d169792447c6c09f02614b81

        SHA512

        efff3d9adcea59bddc772af7d5372853de4e92e232e7380d813d3d0f8f70c60729e5853424b79e64e5aea288dfe4b1eaa49adc78d829352f0a4ea8a371451365

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

        Filesize

        1.3MB

        MD5

        2d5da0b865fc3e5800402a0c2fb63920

        SHA1

        14625c0835dcd3a904372a0e805e39303a4d9ecb

        SHA256

        ec0e9584d2523f23746d30005c2fd08a2ee70311d169792447c6c09f02614b81

        SHA512

        efff3d9adcea59bddc772af7d5372853de4e92e232e7380d813d3d0f8f70c60729e5853424b79e64e5aea288dfe4b1eaa49adc78d829352f0a4ea8a371451365

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

        Filesize

        1.3MB

        MD5

        2d5da0b865fc3e5800402a0c2fb63920

        SHA1

        14625c0835dcd3a904372a0e805e39303a4d9ecb

        SHA256

        ec0e9584d2523f23746d30005c2fd08a2ee70311d169792447c6c09f02614b81

        SHA512

        efff3d9adcea59bddc772af7d5372853de4e92e232e7380d813d3d0f8f70c60729e5853424b79e64e5aea288dfe4b1eaa49adc78d829352f0a4ea8a371451365

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

        Filesize

        5.2MB

        MD5

        f7389b83ba7eaedeae31eda31412db06

        SHA1

        ccfd2e456ccf2c8cc24942797805ad4d15a6d860

        SHA256

        ffd551a66208b73cee933fc4e27c449b8eabb0acb0fe27ad251844e2fb8821d1

        SHA512

        ac7f8ef5e4736e6fcb0f54c88761095dbcb09cec44d35b1efcfb7cbc03341049fc55410ad49925399ea8e56ea02d5c1ad1c20fb4c344d3027fbb7873f45aa4a9

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

        Filesize

        5.2MB

        MD5

        f7389b83ba7eaedeae31eda31412db06

        SHA1

        ccfd2e456ccf2c8cc24942797805ad4d15a6d860

        SHA256

        ffd551a66208b73cee933fc4e27c449b8eabb0acb0fe27ad251844e2fb8821d1

        SHA512

        ac7f8ef5e4736e6fcb0f54c88761095dbcb09cec44d35b1efcfb7cbc03341049fc55410ad49925399ea8e56ea02d5c1ad1c20fb4c344d3027fbb7873f45aa4a9

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

        Filesize

        5.2MB

        MD5

        f7389b83ba7eaedeae31eda31412db06

        SHA1

        ccfd2e456ccf2c8cc24942797805ad4d15a6d860

        SHA256

        ffd551a66208b73cee933fc4e27c449b8eabb0acb0fe27ad251844e2fb8821d1

        SHA512

        ac7f8ef5e4736e6fcb0f54c88761095dbcb09cec44d35b1efcfb7cbc03341049fc55410ad49925399ea8e56ea02d5c1ad1c20fb4c344d3027fbb7873f45aa4a9

      • C:\Users\Admin\AppData\Roaming\orijan23.exe

        Filesize

        1.3MB

        MD5

        2d5da0b865fc3e5800402a0c2fb63920

        SHA1

        14625c0835dcd3a904372a0e805e39303a4d9ecb

        SHA256

        ec0e9584d2523f23746d30005c2fd08a2ee70311d169792447c6c09f02614b81

        SHA512

        efff3d9adcea59bddc772af7d5372853de4e92e232e7380d813d3d0f8f70c60729e5853424b79e64e5aea288dfe4b1eaa49adc78d829352f0a4ea8a371451365

      • C:\Users\Admin\AppData\Roaming\orijan23.exe

        Filesize

        1.3MB

        MD5

        2d5da0b865fc3e5800402a0c2fb63920

        SHA1

        14625c0835dcd3a904372a0e805e39303a4d9ecb

        SHA256

        ec0e9584d2523f23746d30005c2fd08a2ee70311d169792447c6c09f02614b81

        SHA512

        efff3d9adcea59bddc772af7d5372853de4e92e232e7380d813d3d0f8f70c60729e5853424b79e64e5aea288dfe4b1eaa49adc78d829352f0a4ea8a371451365

      • C:\Users\Admin\Documents\orijan23.txt

        Filesize

        32B

        MD5

        b41566341029c6b54305e634392aeb15

        SHA1

        76f3e3c6c7814fff265710b93af1e2109d6ec6f9

        SHA256

        9c797e062cd7946612fdf00b4368ba1b2ba1ca1996cb7b1e0e7c6918f85e4a17

        SHA512

        6fd4541d89eec59e382e03a2d5b3228a020ba6d3245756010070ebf3b1f6c7a28586dc1bee11b0cfc8610c807b2a69e748f67f2458c6d5f6c0a584634c629a53

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

        Filesize

        1.3MB

        MD5

        2d5da0b865fc3e5800402a0c2fb63920

        SHA1

        14625c0835dcd3a904372a0e805e39303a4d9ecb

        SHA256

        ec0e9584d2523f23746d30005c2fd08a2ee70311d169792447c6c09f02614b81

        SHA512

        efff3d9adcea59bddc772af7d5372853de4e92e232e7380d813d3d0f8f70c60729e5853424b79e64e5aea288dfe4b1eaa49adc78d829352f0a4ea8a371451365

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

        Filesize

        5.2MB

        MD5

        f7389b83ba7eaedeae31eda31412db06

        SHA1

        ccfd2e456ccf2c8cc24942797805ad4d15a6d860

        SHA256

        ffd551a66208b73cee933fc4e27c449b8eabb0acb0fe27ad251844e2fb8821d1

        SHA512

        ac7f8ef5e4736e6fcb0f54c88761095dbcb09cec44d35b1efcfb7cbc03341049fc55410ad49925399ea8e56ea02d5c1ad1c20fb4c344d3027fbb7873f45aa4a9

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

        Filesize

        5.2MB

        MD5

        f7389b83ba7eaedeae31eda31412db06

        SHA1

        ccfd2e456ccf2c8cc24942797805ad4d15a6d860

        SHA256

        ffd551a66208b73cee933fc4e27c449b8eabb0acb0fe27ad251844e2fb8821d1

        SHA512

        ac7f8ef5e4736e6fcb0f54c88761095dbcb09cec44d35b1efcfb7cbc03341049fc55410ad49925399ea8e56ea02d5c1ad1c20fb4c344d3027fbb7873f45aa4a9

      • \Users\Admin\AppData\Roaming\orijan23.exe

        Filesize

        1.3MB

        MD5

        2d5da0b865fc3e5800402a0c2fb63920

        SHA1

        14625c0835dcd3a904372a0e805e39303a4d9ecb

        SHA256

        ec0e9584d2523f23746d30005c2fd08a2ee70311d169792447c6c09f02614b81

        SHA512

        efff3d9adcea59bddc772af7d5372853de4e92e232e7380d813d3d0f8f70c60729e5853424b79e64e5aea288dfe4b1eaa49adc78d829352f0a4ea8a371451365

      • memory/468-71-0x0000000000000000-mapping.dmp

      • memory/912-54-0x00000000008E0000-0x0000000000E14000-memory.dmp

        Filesize

        5.2MB

      • memory/912-55-0x00000000005E0000-0x00000000005F2000-memory.dmp

        Filesize

        72KB

      • memory/1008-70-0x0000000000000000-mapping.dmp

      • memory/1104-74-0x0000000000000000-mapping.dmp

      • memory/1104-76-0x00000000003B0000-0x00000000004F8000-memory.dmp

        Filesize

        1.3MB

      • memory/1260-62-0x0000000000000000-mapping.dmp

      • memory/1372-68-0x0000000000C80000-0x00000000011B4000-memory.dmp

        Filesize

        5.2MB

      • memory/1372-66-0x0000000000000000-mapping.dmp

      • memory/1372-77-0x0000000000540000-0x0000000000552000-memory.dmp

        Filesize

        72KB

      • memory/1688-63-0x0000000000000000-mapping.dmp

      • memory/1948-86-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-95-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-80-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-83-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-98-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-88-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-85-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-90-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-81-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-91-0x00000000004026D0-mapping.dmp

      • memory/1948-96-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

      • memory/1948-94-0x0000000074DB1000-0x0000000074DB3000-memory.dmp

        Filesize

        8KB

      • memory/1968-59-0x0000000000000000-mapping.dmp

      • memory/1968-69-0x00000000003D0000-0x00000000003E2000-memory.dmp

        Filesize

        72KB

      • memory/1968-61-0x00000000003E0000-0x0000000000528000-memory.dmp

        Filesize

        1.3MB

      • memory/1984-103-0x0000000000400000-0x000000000044C000-memory.dmp

        Filesize

        304KB

      • memory/1984-99-0x0000000000080000-0x00000000000CC000-memory.dmp

        Filesize

        304KB

      • memory/1984-101-0x0000000000080000-0x00000000000CC000-memory.dmp

        Filesize

        304KB

      • memory/1984-102-0x0000000000080000-0x00000000000CC000-memory.dmp

        Filesize

        304KB

      • memory/1984-104-0x0000000000447E1E-mapping.dmp

      • memory/1984-97-0x0000000000080000-0x00000000000CC000-memory.dmp

        Filesize

        304KB

      • memory/1984-107-0x0000000000080000-0x00000000000CC000-memory.dmp

        Filesize

        304KB

      • memory/1984-106-0x0000000000080000-0x00000000000CC000-memory.dmp

        Filesize

        304KB

      • memory/1984-111-0x0000000000080000-0x00000000000CC000-memory.dmp

        Filesize

        304KB

      • memory/1984-114-0x0000000000080000-0x00000000000CC000-memory.dmp

        Filesize

        304KB

      • memory/2024-56-0x0000000000000000-mapping.dmp