Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    12-11-2020 06:16

General

  • Target

    Rbmmuoavjkz8.exe

  • Size

    1.2MB

  • MD5

    92a24000ceaaf6dfffe49237ce46c711

  • SHA1

    8ddd627b8f77d01d3f20541e66c43f6196573e12

  • SHA256

    c9a855a5da51e96ec9c3c59f6331939b49bbdee2d9309f61ce92e326abdb3895

  • SHA512

    6ecb7e65b795f7bc4984d2b6b5a4b622d7d3979d24ce414e6373e58ad834b1161870489ab5efe5c8edfa7ce1b8ff31e06ee8e3ba067a24c7d68dd80cf8504128

Score
10/10

Malware Config

Extracted

Family

remcos

C2

latua.nsupdate.info:7722

fanta.nsupdate.info:7722

coke.nsupdate.info:7722

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Rbmmuoavjkz8.exe
    "C:\Users\Admin\AppData\Local\Temp\Rbmmuoavjkz8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Users\Admin\AppData\Local\Temp\Rbmmuoavjkz8.exe
      "C:\Users\Admin\AppData\Local\Temp\Rbmmuoavjkz8.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:1628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1056-0-0x0000000074CF0000-0x00000000753DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1056-1-0x0000000000820000-0x0000000000821000-memory.dmp

    Filesize

    4KB

  • memory/1056-3-0x0000000000600000-0x0000000000642000-memory.dmp

    Filesize

    264KB

  • memory/1056-4-0x0000000000490000-0x00000000004A6000-memory.dmp

    Filesize

    88KB

  • memory/1628-5-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1628-6-0x0000000000413FA4-mapping.dmp

  • memory/1628-7-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB