Analysis

  • max time kernel
    109s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    13-05-2021 05:14

General

  • Target

    046a0b60d87325d9e360c105614ea2a9fd1eb3f4a8deb069e6d9426395dd0fa3.exe

  • Size

    37KB

  • MD5

    ee8af8f4f626b8c68bcd63daa2898519

  • SHA1

    bdf5f6dd6cd9095df7357e2531cbcaa6c29f7287

  • SHA256

    046a0b60d87325d9e360c105614ea2a9fd1eb3f4a8deb069e6d9426395dd0fa3

  • SHA512

    fb8d87b826f3b8a9c36f575e009c7fd85f82a6f42fd31a65d579abf379838a25678368da2b7c9ff0a3ea1e9ca8ea98fa230be0d4cd22263aa4f58a26650ca363

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\046a0b60d87325d9e360c105614ea2a9fd1eb3f4a8deb069e6d9426395dd0fa3.exe
    "C:\Users\Admin\AppData\Local\Temp\046a0b60d87325d9e360c105614ea2a9fd1eb3f4a8deb069e6d9426395dd0fa3.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 528 -s 176
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/528-61-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1748-60-0x0000000000000000-mapping.dmp

  • memory/1748-62-0x00000000005D0000-0x00000000005D1000-memory.dmp

    Filesize

    4KB