Analysis

  • max time kernel
    82s
  • max time network
    91s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    22-07-2021 11:14

General

  • Target

    69dd97850f63fac1927313fb9983ab58.exe

  • Size

    1.1MB

  • MD5

    69dd97850f63fac1927313fb9983ab58

  • SHA1

    6b8bca9b8e5e8b32f198c37c08358533bb73a16e

  • SHA256

    84904a91de28f8aff1863d9831dddea0110e94761287579926e843b1b4046608

  • SHA512

    e59677426f60c3d7bcf36f5d12cda37e456ab79af45fe36506959f4da4215a36711b1399edc0dd8b9d65e6818c3abf2d8a111e9e90e6d2dab491e27a6554e526

Malware Config

Extracted

Family

redline

Botnet

33344

C2

195.149.87.39:20170

Signatures

  • RedLine

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

  • RedLine Payload 3 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\69dd97850f63fac1927313fb9983ab58.exe
    "C:\Users\Admin\AppData\Local\Temp\69dd97850f63fac1927313fb9983ab58.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:656
    • C:\Users\Admin\AppData\Local\Temp\69dd97850f63fac1927313fb9983ab58.exe
      "C:\Users\Admin\AppData\Local\Temp\69dd97850f63fac1927313fb9983ab58.exe"
      2⤵
        PID:1500
      • C:\Users\Admin\AppData\Local\Temp\69dd97850f63fac1927313fb9983ab58.exe
        "C:\Users\Admin\AppData\Local\Temp\69dd97850f63fac1927313fb9983ab58.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3768

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\69dd97850f63fac1927313fb9983ab58.exe.log
      MD5

      53638d98bedbf3b870490115f53d8e94

      SHA1

      835cfb5cb225e1ecb29772faf1d44b74d8f5c131

      SHA256

      c8a5eb2c259dafb2899c90cad483896a7a7c8b1ee199e3623974ec5a675914ee

      SHA512

      9928983f91f4057f0bb26e6861ca307ffe06a1ab4335d63b43f81b3232906802672ccac0b0fc882192bdb0f58c58ef2ba37cdc8db1a0f6e982e268b2bac6ac76

    • memory/656-125-0x00000000016F0000-0x000000000170F000-memory.dmp
      Filesize

      124KB

    • memory/656-118-0x00000000059C0000-0x00000000059C1000-memory.dmp
      Filesize

      4KB

    • memory/656-124-0x0000000001790000-0x00000000017F1000-memory.dmp
      Filesize

      388KB

    • memory/656-119-0x0000000005A60000-0x0000000005A61000-memory.dmp
      Filesize

      4KB

    • memory/656-120-0x00000000057B0000-0x00000000057B1000-memory.dmp
      Filesize

      4KB

    • memory/656-121-0x0000000005980000-0x0000000005981000-memory.dmp
      Filesize

      4KB

    • memory/656-122-0x0000000009250000-0x00000000092E7000-memory.dmp
      Filesize

      604KB

    • memory/656-123-0x0000000007680000-0x000000000769B000-memory.dmp
      Filesize

      108KB

    • memory/656-116-0x0000000005E20000-0x0000000005E21000-memory.dmp
      Filesize

      4KB

    • memory/656-114-0x0000000000EF0000-0x0000000000EF1000-memory.dmp
      Filesize

      4KB

    • memory/656-117-0x0000000005870000-0x0000000005871000-memory.dmp
      Filesize

      4KB

    • memory/3768-139-0x00000000063E0000-0x00000000063E1000-memory.dmp
      Filesize

      4KB

    • memory/3768-127-0x0000000000417DFA-mapping.dmp
    • memory/3768-131-0x0000000005320000-0x0000000005321000-memory.dmp
      Filesize

      4KB

    • memory/3768-132-0x0000000004DD0000-0x0000000004DD1000-memory.dmp
      Filesize

      4KB

    • memory/3768-133-0x0000000004E30000-0x0000000004E31000-memory.dmp
      Filesize

      4KB

    • memory/3768-134-0x0000000004E70000-0x0000000004E71000-memory.dmp
      Filesize

      4KB

    • memory/3768-135-0x0000000004D10000-0x0000000005316000-memory.dmp
      Filesize

      6.0MB

    • memory/3768-136-0x00000000050E0000-0x00000000050E1000-memory.dmp
      Filesize

      4KB

    • memory/3768-137-0x0000000006210000-0x0000000006211000-memory.dmp
      Filesize

      4KB

    • memory/3768-138-0x0000000006910000-0x0000000006911000-memory.dmp
      Filesize

      4KB

    • memory/3768-126-0x0000000000400000-0x000000000041E000-memory.dmp
      Filesize

      120KB