Analysis

  • max time kernel
    75s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    29-12-2020 16:18

General

  • Target

    xuhHcXaf.exe

  • Size

    17KB

  • MD5

    c27671f8918a8dab7a62d5cb2610a84a

  • SHA1

    5374d090cca0730bb48e1308c87ba1eb33d7474e

  • SHA256

    ce33e156cf93f70c1e265b51a623a040c42d54c90af89d701c55c4ecdb33e203

  • SHA512

    0be78696c1924b9db2a88f2ad4fdd24cfe476a57561a03172ba845ddd8ca4d7e47f38f2083dff33a0a0e98ca4fcf5fe9b4bb8623600cd8c277decc89921ddd46

Malware Config

Extracted

Family

revengerat

Botnet

figaro

C2

185.204.1.236:3312

Mutex

RV_MUTEX-mheVqDyMpzZJHOw

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • RevengeRat Executable 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\xuhHcXaf.exe
    "C:\Users\Admin\AppData\Local\Temp\xuhHcXaf.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1824
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:268

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
    MD5

    c27671f8918a8dab7a62d5cb2610a84a

    SHA1

    5374d090cca0730bb48e1308c87ba1eb33d7474e

    SHA256

    ce33e156cf93f70c1e265b51a623a040c42d54c90af89d701c55c4ecdb33e203

    SHA512

    0be78696c1924b9db2a88f2ad4fdd24cfe476a57561a03172ba845ddd8ca4d7e47f38f2083dff33a0a0e98ca4fcf5fe9b4bb8623600cd8c277decc89921ddd46

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
    MD5

    c27671f8918a8dab7a62d5cb2610a84a

    SHA1

    5374d090cca0730bb48e1308c87ba1eb33d7474e

    SHA256

    ce33e156cf93f70c1e265b51a623a040c42d54c90af89d701c55c4ecdb33e203

    SHA512

    0be78696c1924b9db2a88f2ad4fdd24cfe476a57561a03172ba845ddd8ca4d7e47f38f2083dff33a0a0e98ca4fcf5fe9b4bb8623600cd8c277decc89921ddd46

  • memory/268-4-0x0000000000000000-mapping.dmp
  • memory/268-7-0x000007FEF5630000-0x000007FEF5FCD000-memory.dmp
    Filesize

    9.6MB

  • memory/268-8-0x000007FEF5630000-0x000007FEF5FCD000-memory.dmp
    Filesize

    9.6MB

  • memory/1824-2-0x000007FEF5630000-0x000007FEF5FCD000-memory.dmp
    Filesize

    9.6MB

  • memory/1824-3-0x000007FEF5630000-0x000007FEF5FCD000-memory.dmp
    Filesize

    9.6MB