Analysis

  • max time kernel
    28s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    04-05-2023 17:06

General

  • Target

    FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe

  • Size

    2.4MB

  • MD5

    b39a7bc324162d5bbe0ebb53c5f72a74

  • SHA1

    1c3cb0cba6b2aca973aed18953bf394c96aadddd

  • SHA256

    fcc6630a3781bc584f63448d62e3aeab8c1b7287115cddf06edb4a88a4a7c060

  • SHA512

    72a8de9c826aff66f11ca849652d291a5cccf317830d8b6dc063c446a6982e2efc416a933a6a071448d26102aa1d2e5f4bad264c46abdb57d00e132ab87aaef9

  • SSDEEP

    24576:W3Sui5m+5yX+RNFlnRgyuMnb9310oUUS/qnwpJDQgbf2Ma9yzncNsJPsHah+uAAw:cQNFRLgXD2NkznzAviKVCvbRN/sp

Malware Config

Extracted

Family

redline

Botnet

new1

C2

hfiepqnsyosb.top:81

fhgerbugjreqnhfegrb.top:81

Attributes
  • auth_value

    3a3079db884153e24cc7bde3453aec7a

Signatures

  • RedLine

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
    "C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1328
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /release
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1228
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /release
        3⤵
        • Gathers network information
        PID:1492
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /renew
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:644
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /renew
        3⤵
        • Gathers network information
        PID:1668
    • C:\Users\Admin\AppData\Local\Temp\Mpqxrnojqbnwqpnomnew2.exe
      "C:\Users\Admin\AppData\Local\Temp\Mpqxrnojqbnwqpnomnew2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:432
    • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
      C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
      2⤵
        PID:1764
      • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
        C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
        2⤵
          PID:612
        • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
          C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
          2⤵
            PID:1720
          • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
            C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
            2⤵
              PID:1784
            • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
              C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
              2⤵
                PID:828
              • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                2⤵
                  PID:292
                • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                  C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                  2⤵
                    PID:1628
                  • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                    C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                    2⤵
                      PID:1016
                    • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                      C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                      2⤵
                        PID:1868
                      • C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                        C:\Users\Admin\AppData\Local\Temp\FCC6630A3781BC584F63448D62E3AEAB8C1B7287115CD.exe
                        2⤵
                          PID:1092

                      Network

                      MITRE ATT&CK Matrix ATT&CK v6

                      Execution

                      Command-Line Interface

                      1
                      T1059

                      Credential Access

                      Credentials in Files

                      2
                      T1081

                      Discovery

                      Query Registry

                      1
                      T1012

                      System Information Discovery

                      2
                      T1082

                      Collection

                      Data from Local System

                      2
                      T1005

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Temp\Mpqxrnojqbnwqpnomnew2.exe
                        Filesize

                        254KB

                        MD5

                        f0ea5f95775ebf4f1dd466643cd1ada0

                        SHA1

                        bca03393f7949ad007d4131b2abdc877ae3706e3

                        SHA256

                        28c76e66d29a449750c2331ed783af24a77f09cfbe392153a72e752ff5f4b3f8

                        SHA512

                        4a9df69c98e83f47263482ebce3e8b9df9b2a9bb70cf13728fbaace45b302902db443e40ba9be2e9dd69ad5c3576e2fc0e52e23ed91023b57bbeff56f0f2f4f9

                      • C:\Users\Admin\AppData\Local\Temp\Mpqxrnojqbnwqpnomnew2.exe
                        Filesize

                        254KB

                        MD5

                        f0ea5f95775ebf4f1dd466643cd1ada0

                        SHA1

                        bca03393f7949ad007d4131b2abdc877ae3706e3

                        SHA256

                        28c76e66d29a449750c2331ed783af24a77f09cfbe392153a72e752ff5f4b3f8

                        SHA512

                        4a9df69c98e83f47263482ebce3e8b9df9b2a9bb70cf13728fbaace45b302902db443e40ba9be2e9dd69ad5c3576e2fc0e52e23ed91023b57bbeff56f0f2f4f9

                      • \Users\Admin\AppData\Local\Temp\Mpqxrnojqbnwqpnomnew2.exe
                        Filesize

                        254KB

                        MD5

                        f0ea5f95775ebf4f1dd466643cd1ada0

                        SHA1

                        bca03393f7949ad007d4131b2abdc877ae3706e3

                        SHA256

                        28c76e66d29a449750c2331ed783af24a77f09cfbe392153a72e752ff5f4b3f8

                        SHA512

                        4a9df69c98e83f47263482ebce3e8b9df9b2a9bb70cf13728fbaace45b302902db443e40ba9be2e9dd69ad5c3576e2fc0e52e23ed91023b57bbeff56f0f2f4f9

                      • memory/432-65-0x0000000000330000-0x0000000000376000-memory.dmp
                        Filesize

                        280KB

                      • memory/432-66-0x0000000004540000-0x0000000004580000-memory.dmp
                        Filesize

                        256KB

                      • memory/1328-54-0x00000000001C0000-0x000000000042E000-memory.dmp
                        Filesize

                        2.4MB

                      • memory/1328-55-0x00000000049C0000-0x0000000004B16000-memory.dmp
                        Filesize

                        1.3MB

                      • memory/1328-56-0x0000000004F50000-0x0000000004FE2000-memory.dmp
                        Filesize

                        584KB

                      • memory/1328-61-0x0000000004790000-0x00000000047D0000-memory.dmp
                        Filesize

                        256KB