Analysis

  • max time kernel
    76s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 12:18

General

  • Target

    48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe

  • Size

    569KB

  • MD5

    b00367638fa4a2b536f439253d758074

  • SHA1

    de0aa85155ca1d80b4d1a0ab4d0403ae37d5e2aa

  • SHA256

    48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43

  • SHA512

    0b35d01747e74952460ac81ae856d3cf0a9ee72e71727b7ae9a02d4312eb08be759550a65271be5fab4001dee5ffea4fe13901290e22bb1bf87c05755892a0b9

  • SSDEEP

    12288:YMr1y908ahimz7AuxqV3ZXxC3n7yt9cvuHgFqb9H2H:9yRsVAuxYbC37yt9cvoQqbx2

Malware Config

Extracted

Family

redline

Botnet

mango

C2

193.233.20.28:4125

Attributes
  • auth_value

    ecf79d7f5227d998a3501c972d915d23

Signatures

  • 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.

  • RedLine payload 19 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe
    "C:\Users\Admin\AppData\Local\Temp\48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r7759HL.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r7759HL.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3556
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3556 -s 1080
        3⤵
        • Program crash
        PID:1468
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w78Qg96.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w78Qg96.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:844
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 1648
        3⤵
        • Program crash
        PID:3204
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3556 -ip 3556
    1⤵
      PID:3924
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 844 -ip 844
      1⤵
        PID:4044

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r7759HL.exe

        Filesize

        322KB

        MD5

        8141937b23cd1895e561d8e90fdeeff3

        SHA1

        6f810e9e480564f5837461f8ccdd07c951a1bece

        SHA256

        ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6

        SHA512

        40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r7759HL.exe

        Filesize

        322KB

        MD5

        8141937b23cd1895e561d8e90fdeeff3

        SHA1

        6f810e9e480564f5837461f8ccdd07c951a1bece

        SHA256

        ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6

        SHA512

        40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w78Qg96.exe

        Filesize

        301KB

        MD5

        f4006c4e6f3575eb5dd28d933e787962

        SHA1

        b8b8c2ff9434c35ec4cf9b3be3cf51dc2c69bb9b

        SHA256

        1a05e9fcc4a4f16f3dff7e6447847604eeb050fb0f5eb96aeddfdc2069165f46

        SHA512

        bd0235cd7f726bda71cf2aa4a2c60ab6026ad785d894b62866a62d66fb55957eaad535e54e7b557a9b0bb6217eb5a3ff25ae00ed6e1e203af627dd07aa3f7376

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w78Qg96.exe

        Filesize

        301KB

        MD5

        f4006c4e6f3575eb5dd28d933e787962

        SHA1

        b8b8c2ff9434c35ec4cf9b3be3cf51dc2c69bb9b

        SHA256

        1a05e9fcc4a4f16f3dff7e6447847604eeb050fb0f5eb96aeddfdc2069165f46

        SHA512

        bd0235cd7f726bda71cf2aa4a2c60ab6026ad785d894b62866a62d66fb55957eaad535e54e7b557a9b0bb6217eb5a3ff25ae00ed6e1e203af627dd07aa3f7376

      • memory/844-430-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB

      • memory/844-1093-0x0000000005220000-0x0000000005838000-memory.dmp

        Filesize

        6.1MB

      • memory/844-1108-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB

      • memory/844-1107-0x0000000006F60000-0x0000000006FB0000-memory.dmp

        Filesize

        320KB

      • memory/844-1106-0x0000000006ED0000-0x0000000006F46000-memory.dmp

        Filesize

        472KB

      • memory/844-1105-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB

      • memory/844-1104-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB

      • memory/844-1103-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB

      • memory/844-1102-0x0000000006730000-0x0000000006C5C000-memory.dmp

        Filesize

        5.2MB

      • memory/844-1101-0x0000000006560000-0x0000000006722000-memory.dmp

        Filesize

        1.8MB

      • memory/844-1100-0x0000000006460000-0x00000000064F2000-memory.dmp

        Filesize

        584KB

      • memory/844-1098-0x0000000005CA0000-0x0000000005D06000-memory.dmp

        Filesize

        408KB

      • memory/844-1097-0x00000000059B0000-0x00000000059EC000-memory.dmp

        Filesize

        240KB

      • memory/844-1096-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB

      • memory/844-1095-0x0000000005990000-0x00000000059A2000-memory.dmp

        Filesize

        72KB

      • memory/844-1094-0x0000000005850000-0x000000000595A000-memory.dmp

        Filesize

        1.0MB

      • memory/844-194-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-427-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB

      • memory/844-429-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB

      • memory/844-426-0x0000000000470000-0x00000000004BB000-memory.dmp

        Filesize

        300KB

      • memory/844-216-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-214-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-212-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-210-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-183-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-184-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-186-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-188-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-190-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-198-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-208-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-204-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-192-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-200-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-202-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-196-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/844-206-0x0000000002410000-0x000000000244E000-memory.dmp

        Filesize

        248KB

      • memory/3556-150-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-174-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

        Filesize

        64KB

      • memory/3556-143-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

        Filesize

        64KB

      • memory/3556-178-0x0000000000400000-0x00000000004D4000-memory.dmp

        Filesize

        848KB

      • memory/3556-176-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

        Filesize

        64KB

      • memory/3556-175-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

        Filesize

        64KB

      • memory/3556-144-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

        Filesize

        64KB

      • memory/3556-141-0x0000000004BD0000-0x0000000005174000-memory.dmp

        Filesize

        5.6MB

      • memory/3556-173-0x0000000000400000-0x00000000004D4000-memory.dmp

        Filesize

        848KB

      • memory/3556-172-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-142-0x00000000004E0000-0x000000000050D000-memory.dmp

        Filesize

        180KB

      • memory/3556-170-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-158-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-168-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-162-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-160-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-164-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-156-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-154-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-152-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-166-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-148-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-146-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB

      • memory/3556-145-0x00000000022F0000-0x0000000002302000-memory.dmp

        Filesize

        72KB