Resubmissions

19-10-2022 13:35

221019-qv17haaag5 10

19-10-2022 01:28

221019-bvntvaehfr 10

Analysis

  • max time kernel
    47s
  • max time network
    53s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    19-10-2022 01:28

General

  • Target

    qqq.exe

  • Size

    841KB

  • MD5

    79a24a331ec7b5d3b1cf688cc64d995a

  • SHA1

    bbd5cf02858f30b4bb329b0a12c4d844656d11f3

  • SHA256

    3d568dc9ee07bf5ebe9314d2aea822b1bf4de89110e7c027e151bde134b35ba5

  • SHA512

    2e68f0549682f70fa692ba5f69fbcc458da4726cf965f70331318408d1e5307dc08a33ba5798a3d4c521b2cc0c7da36f041a6547bc2c80e09936cb8f4aadb546

  • SSDEEP

    24576:AFejHjpj47GLpGLMMMHMMMvMMZMMMKzbKXOMMHMMMvMMZMMMKzbKX7GLMMMHMMM3:AEjDpj4qMMHMMMvMMZMMMFOMMHMMMvMf

Malware Config

Extracted

Family

redline

Botnet

Crypt_Cryptex_V1

C2

194.36.177.60:81

Attributes
  • auth_value

    d8f662f9a9589a3ffdce7a16109ab9b7

Signatures

  • RedLine

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

  • RedLine payload 6 IoCs
  • YTStealer

    YTStealer is a malware designed to steal YouTube authentication cookies.

  • YTStealer payload 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\qqq.exe
    "C:\Users\Admin\AppData\Local\Temp\qqq.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1376
      • C:\Users\Admin\AppData\Local\Temp\22windows_64.exe
        "C:\Users\Admin\AppData\Local\Temp\22windows_64.exe"
        3⤵
        • Executes dropped EXE
        PID:2036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\22windows_64.exe

    Filesize

    4.0MB

    MD5

    eaaad4f36853f423ee62272e125708ff

    SHA1

    71c045b6a66fef5dd1f20faefbce8df88c890788

    SHA256

    1901ae31080f9b8f7c419290eab011086a00355a0451e9f634f545f771753901

    SHA512

    05292ae056faf45359b62d8feb6926c1144623e997df0893b9a74e423b84761f2ab6e3786c7fc5d7784e3ae9bff7c2e21166cbb7723f6315538357e674587431

  • \Users\Admin\AppData\Local\Temp\22windows_64.exe

    Filesize

    4.0MB

    MD5

    eaaad4f36853f423ee62272e125708ff

    SHA1

    71c045b6a66fef5dd1f20faefbce8df88c890788

    SHA256

    1901ae31080f9b8f7c419290eab011086a00355a0451e9f634f545f771753901

    SHA512

    05292ae056faf45359b62d8feb6926c1144623e997df0893b9a74e423b84761f2ab6e3786c7fc5d7784e3ae9bff7c2e21166cbb7723f6315538357e674587431

  • \Users\Admin\AppData\Local\Temp\22windows_64.exe

    Filesize

    4.0MB

    MD5

    eaaad4f36853f423ee62272e125708ff

    SHA1

    71c045b6a66fef5dd1f20faefbce8df88c890788

    SHA256

    1901ae31080f9b8f7c419290eab011086a00355a0451e9f634f545f771753901

    SHA512

    05292ae056faf45359b62d8feb6926c1144623e997df0893b9a74e423b84761f2ab6e3786c7fc5d7784e3ae9bff7c2e21166cbb7723f6315538357e674587431

  • memory/960-55-0x00000000757A1000-0x00000000757A3000-memory.dmp

    Filesize

    8KB

  • memory/960-54-0x0000000000BE0000-0x0000000000CB6000-memory.dmp

    Filesize

    856KB

  • memory/1376-59-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1376-57-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1376-61-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1376-64-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1376-66-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1376-60-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1376-75-0x00000000077C0000-0x00000000085D2000-memory.dmp

    Filesize

    14.1MB

  • memory/1376-62-0x0000000000422206-mapping.dmp

  • memory/1376-56-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/1376-72-0x00000000077C0000-0x00000000085D2000-memory.dmp

    Filesize

    14.1MB

  • memory/1376-73-0x00000000077C0000-0x00000000085D2000-memory.dmp

    Filesize

    14.1MB

  • memory/2036-74-0x0000000000220000-0x0000000001032000-memory.dmp

    Filesize

    14.1MB

  • memory/2036-70-0x0000000000000000-mapping.dmp

  • memory/2036-76-0x0000000000220000-0x0000000001032000-memory.dmp

    Filesize

    14.1MB