Analysis

  • max time kernel
    142s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/03/2023, 01:03

General

  • Target

    c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe

  • Size

    577KB

  • MD5

    8f0ee5c794ce31341fe36fd50bc65668

  • SHA1

    edd30180d54e65f01161a27307c3bdd25588ab59

  • SHA256

    c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9

  • SHA512

    89acbea9b04c9598288af9bb0b572f382013f1d862ba2c76f89c7bfd5e38eaf5b98d05d2636e2c2d20f63d7bfd0675444a6c530e68b92dba674a0530fded491f

  • SSDEEP

    12288:8Mrty90sahimz7AuxqVDh3boxYXgpIp49pCMaRK:ByJsVAuxYl33gqIpCY

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\c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe
    "C:\Users\Admin\AppData\Local\Temp\c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1988
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0346CN.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0346CN.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4324
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4324 -s 1088
        3⤵
        • Program crash
        PID:3492
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w11bL50.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w11bL50.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2232
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 1480
        3⤵
        • Program crash
        PID:3628
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4324 -ip 4324
    1⤵
      PID:4672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2232 -ip 2232
      1⤵
        PID:4680

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0346CN.exe

        Filesize

        322KB

        MD5

        8141937b23cd1895e561d8e90fdeeff3

        SHA1

        6f810e9e480564f5837461f8ccdd07c951a1bece

        SHA256

        ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6

        SHA512

        40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0346CN.exe

        Filesize

        322KB

        MD5

        8141937b23cd1895e561d8e90fdeeff3

        SHA1

        6f810e9e480564f5837461f8ccdd07c951a1bece

        SHA256

        ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6

        SHA512

        40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w11bL50.exe

        Filesize

        322KB

        MD5

        f299e8ceddf0b64611f2dd18bd7bb55e

        SHA1

        a0a7966a56ea6898d35dfb0a1b9026ac3964cc36

        SHA256

        31bb7b8c3a3b5215810473d482b95062d79452fb584f292646fea7e095819b55

        SHA512

        4476263c7c44bcdb0ea462d20e59d7c98b1c25b686d824dd08a7b6d6c8d90fabe66dd8301c04a5cbd357945e921f8bd145539a4967f7de4a064db03003484cc3

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w11bL50.exe

        Filesize

        322KB

        MD5

        f299e8ceddf0b64611f2dd18bd7bb55e

        SHA1

        a0a7966a56ea6898d35dfb0a1b9026ac3964cc36

        SHA256

        31bb7b8c3a3b5215810473d482b95062d79452fb584f292646fea7e095819b55

        SHA512

        4476263c7c44bcdb0ea462d20e59d7c98b1c25b686d824dd08a7b6d6c8d90fabe66dd8301c04a5cbd357945e921f8bd145539a4967f7de4a064db03003484cc3

      • memory/2232-195-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-252-0x0000000004B00000-0x0000000004B10000-memory.dmp

        Filesize

        64KB

      • memory/2232-1105-0x0000000006860000-0x0000000006D8C000-memory.dmp

        Filesize

        5.2MB

      • memory/2232-1104-0x0000000006690000-0x0000000006852000-memory.dmp

        Filesize

        1.8MB

      • memory/2232-1103-0x0000000004B00000-0x0000000004B10000-memory.dmp

        Filesize

        64KB

      • memory/2232-1102-0x00000000064D0000-0x0000000006520000-memory.dmp

        Filesize

        320KB

      • memory/2232-1101-0x0000000006440000-0x00000000064B6000-memory.dmp

        Filesize

        472KB

      • memory/2232-1100-0x0000000004B00000-0x0000000004B10000-memory.dmp

        Filesize

        64KB

      • memory/2232-1099-0x0000000004B00000-0x0000000004B10000-memory.dmp

        Filesize

        64KB

      • memory/2232-1098-0x0000000004B00000-0x0000000004B10000-memory.dmp

        Filesize

        64KB

      • memory/2232-1097-0x0000000005D40000-0x0000000005DA6000-memory.dmp

        Filesize

        408KB

      • memory/2232-1096-0x0000000005CA0000-0x0000000005D32000-memory.dmp

        Filesize

        584KB

      • memory/2232-1094-0x0000000005AB0000-0x0000000005AEC000-memory.dmp

        Filesize

        240KB

      • memory/2232-1092-0x0000000005990000-0x00000000059A2000-memory.dmp

        Filesize

        72KB

      • memory/2232-1093-0x0000000004B00000-0x0000000004B10000-memory.dmp

        Filesize

        64KB

      • memory/2232-193-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-1091-0x0000000005850000-0x000000000595A000-memory.dmp

        Filesize

        1.0MB

      • memory/2232-1090-0x00000000051C0000-0x00000000057D8000-memory.dmp

        Filesize

        6.1MB

      • memory/2232-203-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-246-0x00000000005C0000-0x000000000060B000-memory.dmp

        Filesize

        300KB

      • memory/2232-197-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-180-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-183-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-181-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-185-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-187-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-189-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-191-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-250-0x0000000004B00000-0x0000000004B10000-memory.dmp

        Filesize

        64KB

      • memory/2232-248-0x0000000004B00000-0x0000000004B10000-memory.dmp

        Filesize

        64KB

      • memory/2232-205-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-213-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-211-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-209-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-207-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-201-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/2232-199-0x0000000004A80000-0x0000000004ABE000-memory.dmp

        Filesize

        248KB

      • memory/4324-170-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-175-0x0000000000400000-0x00000000004D4000-memory.dmp

        Filesize

        848KB

      • memory/4324-144-0x0000000004DD0000-0x0000000005374000-memory.dmp

        Filesize

        5.6MB

      • memory/4324-142-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

        Filesize

        64KB

      • memory/4324-141-0x00000000005B0000-0x00000000005DD000-memory.dmp

        Filesize

        180KB

      • memory/4324-143-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

        Filesize

        64KB

      • memory/4324-173-0x0000000000400000-0x00000000004D4000-memory.dmp

        Filesize

        848KB

      • memory/4324-172-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-168-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-166-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-164-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-162-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-160-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-158-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-156-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-154-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-152-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-150-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-148-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-145-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB

      • memory/4324-146-0x0000000002260000-0x0000000002272000-memory.dmp

        Filesize

        72KB