Analysis

  • max time kernel
    137s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    02-06-2021 08:10

General

  • Target

    Docs draft comfirm.exe

  • Size

    634KB

  • MD5

    06b489cf55e5fb333ae93d27b8cfc520

  • SHA1

    1d6657688be52c19e80bf600e669b83380418c28

  • SHA256

    f2144d80f6316ad2fc3d92b1371e6b10fc620ddf38dc3d231a307627bad15b71

  • SHA512

    ce4f269964a19722b29e295a5ee5cb4dac0aca5522e3bb9c82e19970a489015e20104bcd78b5f9cd47cf84aceae7b36715095a07352984158f685f8d41ff09a0

Malware Config

Extracted

Family

revengerat

Botnet

EVAPIMP

C2

canarybeachhotel.sa:2028

Mutex

RV_MUTEX-QD45QIW83Y0M3H43IAX1P6

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • 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 use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Docs draft comfirm.exe
    "C:\Users\Admin\AppData\Local\Temp\Docs draft comfirm.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1200
    • C:\Users\Admin\AppData\Local\Temp\Docs draft comfirm.exe
      "C:\Users\Admin\AppData\Local\Temp\Docs draft comfirm.exe"
      2⤵
      • Checks processor information in registry
      PID:1604

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1200-60-0x00000000768B1000-0x00000000768B3000-memory.dmp
    Filesize

    8KB

  • memory/1200-61-0x0000000000360000-0x0000000000361000-memory.dmp
    Filesize

    4KB

  • memory/1200-65-0x0000000000361000-0x0000000000362000-memory.dmp
    Filesize

    4KB

  • memory/1604-63-0x000000000040687E-mapping.dmp
  • memory/1604-62-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/1604-66-0x0000000001FF0000-0x0000000001FF1000-memory.dmp
    Filesize

    4KB