Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-06-2023 17:35

General

  • Target

    cb64db45db9439dbcc3bc7e4e99188c9ddfebab22eb919e105f273f48b32dac2.exe

  • Size

    628KB

  • MD5

    0e365d81ba1fc6b36873aec3e28b8055

  • SHA1

    a7973409cd766b6b1de27d310ef4e6c5666c3d47

  • SHA256

    cb64db45db9439dbcc3bc7e4e99188c9ddfebab22eb919e105f273f48b32dac2

  • SHA512

    bbddf3de494ab1866796522e99eaa145723cb297c7bc102e6d2f9092002e30ef3dd7fb513d003dfc08f34b4ab617a4470c915fa0a13f1c868e3bff320467d2a5

  • SSDEEP

    12288:nMrvy90AOdMaQ3lXrFf4Mm5J3IVqSqCxB6kbCR39O5f/LNpHN+CDij:0yKQ3xx83Mvqo81wRP+CDij

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.126:19046

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

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.

  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cb64db45db9439dbcc3bc7e4e99188c9ddfebab22eb919e105f273f48b32dac2.exe
    "C:\Users\Admin\AppData\Local\Temp\cb64db45db9439dbcc3bc7e4e99188c9ddfebab22eb919e105f273f48b32dac2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9638147.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9638147.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2828
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0595583.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0595583.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:800
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k7696076.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k7696076.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:4052
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
            "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3004
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l0365920.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l0365920.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4528

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9638147.exe

    Filesize

    426KB

    MD5

    58a898c4ebb7b82f46a7ff36a6bec8e3

    SHA1

    7971a820ebcfeeb2ee22248f5f8e7e932b4b658a

    SHA256

    c0a900b77ce25297aa4c5bf0a59147805127e5c1ca5c2f0e5d3a2cf8000fc3fe

    SHA512

    b3ce1577e20e68b9c38da8bb5be358814bda1f22cbc03937d70cf3ec98fcb032410a659e573399402781d20b45dd61b8678208466a9e5870523c4453efa6c45e

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9638147.exe

    Filesize

    426KB

    MD5

    58a898c4ebb7b82f46a7ff36a6bec8e3

    SHA1

    7971a820ebcfeeb2ee22248f5f8e7e932b4b658a

    SHA256

    c0a900b77ce25297aa4c5bf0a59147805127e5c1ca5c2f0e5d3a2cf8000fc3fe

    SHA512

    b3ce1577e20e68b9c38da8bb5be358814bda1f22cbc03937d70cf3ec98fcb032410a659e573399402781d20b45dd61b8678208466a9e5870523c4453efa6c45e

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0595583.exe

    Filesize

    254KB

    MD5

    8f3d9713c9b79f8e3faa8a719d6c893f

    SHA1

    30466617efeb5bfe317b75277106f1da5e8a95a1

    SHA256

    c4abbd728bd2c5dbbed9190549f43966e231f1ea3f6199534aa4ddb90635cf84

    SHA512

    afd708a4d7b96ebaaffc92670dceade8e37d3a939d9ff8dbda837a558302d4e2bd02a4b2d1ca9d0391750f4c9b2cf73540632b3b8c91f994a2c7509999cf6088

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0595583.exe

    Filesize

    254KB

    MD5

    8f3d9713c9b79f8e3faa8a719d6c893f

    SHA1

    30466617efeb5bfe317b75277106f1da5e8a95a1

    SHA256

    c4abbd728bd2c5dbbed9190549f43966e231f1ea3f6199534aa4ddb90635cf84

    SHA512

    afd708a4d7b96ebaaffc92670dceade8e37d3a939d9ff8dbda837a558302d4e2bd02a4b2d1ca9d0391750f4c9b2cf73540632b3b8c91f994a2c7509999cf6088

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k7696076.exe

    Filesize

    108KB

    MD5

    7a81d41f2a10497ceebbbc4655a96e7b

    SHA1

    af2a20c7df24bac1d33077d05b4a98cd6ecf35f1

    SHA256

    fa31ede220d6e180c4c6ba235a0ebd9dab5b3d21cd4e38dd86a300ad94386ef1

    SHA512

    daa2372854f20c1cbff86f247589cf79eb9caed2fe9f1c7832d5250b79bb3b4f603e77a9032021774adcabd01bf2cbd8095389e368c8b66857633ed11087f2e2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k7696076.exe

    Filesize

    108KB

    MD5

    7a81d41f2a10497ceebbbc4655a96e7b

    SHA1

    af2a20c7df24bac1d33077d05b4a98cd6ecf35f1

    SHA256

    fa31ede220d6e180c4c6ba235a0ebd9dab5b3d21cd4e38dd86a300ad94386ef1

    SHA512

    daa2372854f20c1cbff86f247589cf79eb9caed2fe9f1c7832d5250b79bb3b4f603e77a9032021774adcabd01bf2cbd8095389e368c8b66857633ed11087f2e2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l0365920.exe

    Filesize

    172KB

    MD5

    f04fbd35c80a64ee3dc6ded9c3435b84

    SHA1

    11e9212b52e6625e61c0562d1c6de97c94caeaeb

    SHA256

    e84730f3fd61cfd642f4017c41cfc64371c47625ca7d6a4bcf02b402484026a4

    SHA512

    8da794b7df383af3b8ff1b5f2153df77f31cdb2b82e720aa2fc82adbf99fd470d8b8ccaa92efd6b4a6343d522c41f98c807677cc9b6bf1dd8f9b1c08d0fb5d6c

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l0365920.exe

    Filesize

    172KB

    MD5

    f04fbd35c80a64ee3dc6ded9c3435b84

    SHA1

    11e9212b52e6625e61c0562d1c6de97c94caeaeb

    SHA256

    e84730f3fd61cfd642f4017c41cfc64371c47625ca7d6a4bcf02b402484026a4

    SHA512

    8da794b7df383af3b8ff1b5f2153df77f31cdb2b82e720aa2fc82adbf99fd470d8b8ccaa92efd6b4a6343d522c41f98c807677cc9b6bf1dd8f9b1c08d0fb5d6c

  • memory/3004-154-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4528-163-0x000000000A730000-0x000000000AD48000-memory.dmp

    Filesize

    6.1MB

  • memory/4528-169-0x000000000AD50000-0x000000000ADE2000-memory.dmp

    Filesize

    584KB

  • memory/4528-164-0x000000000A220000-0x000000000A32A000-memory.dmp

    Filesize

    1.0MB

  • memory/4528-165-0x000000000A130000-0x000000000A142000-memory.dmp

    Filesize

    72KB

  • memory/4528-166-0x000000000A190000-0x000000000A1CC000-memory.dmp

    Filesize

    240KB

  • memory/4528-167-0x0000000004D80000-0x0000000004D90000-memory.dmp

    Filesize

    64KB

  • memory/4528-168-0x000000000A5A0000-0x000000000A616000-memory.dmp

    Filesize

    472KB

  • memory/4528-162-0x00000000003B0000-0x00000000003E0000-memory.dmp

    Filesize

    192KB

  • memory/4528-170-0x000000000B3A0000-0x000000000B944000-memory.dmp

    Filesize

    5.6MB

  • memory/4528-171-0x000000000ADF0000-0x000000000AE56000-memory.dmp

    Filesize

    408KB

  • memory/4528-172-0x000000000BB20000-0x000000000BCE2000-memory.dmp

    Filesize

    1.8MB

  • memory/4528-173-0x000000000C220000-0x000000000C74C000-memory.dmp

    Filesize

    5.2MB

  • memory/4528-175-0x0000000004D80000-0x0000000004D90000-memory.dmp

    Filesize

    64KB

  • memory/4528-176-0x000000000B9A0000-0x000000000B9F0000-memory.dmp

    Filesize

    320KB