Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    16-05-2022 01:51

General

  • Target

    265b84e3773655319c45d5fe2e4e84035781d42a6b324c37f703dfc809e9f07b.exe

  • Size

    344KB

  • MD5

    1e51fa7730804312f96790c9c93d506c

  • SHA1

    5e4f7fd8a9b2308bfc46b303b12108c1f5532d8d

  • SHA256

    265b84e3773655319c45d5fe2e4e84035781d42a6b324c37f703dfc809e9f07b

  • SHA512

    61853d112a7158392a023596fa2a6575f2bade49ea42a52a6133d520400ea52c0a3d812ae564a3b379cb49e8935491da62d0bfc545677322287e12e18b27345a

Malware Config

Extracted

Family

revengerat

Botnet

Guest

C2

fastbtc.dynu.net:1604

Mutex

RV_MUTEX-LB4S0YIGA6UFWH10GXQLHP

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\265b84e3773655319c45d5fe2e4e84035781d42a6b324c37f703dfc809e9f07b.exe
    "C:\Users\Admin\AppData\Local\Temp\265b84e3773655319c45d5fe2e4e84035781d42a6b324c37f703dfc809e9f07b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:976
    • C:\Users\Admin\AppData\Local\Temp\265b84e3773655319c45d5fe2e4e84035781d42a6b324c37f703dfc809e9f07b.exe
      "C:\Users\Admin\AppData\Local\Temp\265b84e3773655319c45d5fe2e4e84035781d42a6b324c37f703dfc809e9f07b.exe"
      2⤵
        PID:1564
      • C:\Users\Admin\AppData\Local\Temp\265b84e3773655319c45d5fe2e4e84035781d42a6b324c37f703dfc809e9f07b.exe
        "C:\Users\Admin\AppData\Local\Temp\265b84e3773655319c45d5fe2e4e84035781d42a6b324c37f703dfc809e9f07b.exe"
        2⤵
        • Adds Run key to start application
        • Checks processor information in registry
        PID:1560

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/976-54-0x0000000000380000-0x00000000003DC000-memory.dmp

      Filesize

      368KB

    • memory/976-55-0x00000000752D1000-0x00000000752D3000-memory.dmp

      Filesize

      8KB

    • memory/976-56-0x0000000000360000-0x0000000000376000-memory.dmp

      Filesize

      88KB

    • memory/976-57-0x0000000000480000-0x0000000000498000-memory.dmp

      Filesize

      96KB

    • memory/1560-59-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/1560-61-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/1560-58-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/1560-63-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/1560-64-0x000000000040693E-mapping.dmp

    • memory/1560-66-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/1560-68-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB