Analysis

  • max time kernel
    61s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    14-12-2020 13:39

General

  • Target

    123a1ab412498f1ee0b1542ddb9b71dd.exe

  • Size

    6.3MB

  • MD5

    123a1ab412498f1ee0b1542ddb9b71dd

  • SHA1

    3edcd7a2a504acfbc9e6bae7cfea761e3aa3c172

  • SHA256

    8e26c1ad529fd8660e9619f53df15005bd048c6b6f30619292e872539a2ae50a

  • SHA512

    c0852c6075675efbc2130bf74000ecefb06b5593f3c54ada4e7620414da3f828d46da3eda3e4b9916fa715d6671552405a25056fd4d302856151c2b558c23832

Score
10/10

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner Payload 2 IoCs
  • UPX packed file 105 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops desktop.ini file(s) 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in Program Files directory 1412 IoCs
  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\123a1ab412498f1ee0b1542ddb9b71dd.exe
    "C:\Users\Admin\AppData\Local\Temp\123a1ab412498f1ee0b1542ddb9b71dd.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:4092
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 4092 -s 1472
      2⤵
      • Program crash
      PID:1152

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Command and Control

Web Service

1
T1102

Replay Monitor

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Downloads

  • memory/4092-2-0x0000000000400000-0x00000000010B6000-memory.dmp
    Filesize

    12.7MB

  • memory/4092-3-0x0000000000400000-0x00000000010B6000-memory.dmp
    Filesize

    12.7MB

  • memory/4092-6-0x0000000000180000-0x00000000001C0000-memory.dmp
    Filesize

    256KB

  • memory/4092-7-0x00000000001C0000-0x00000000001E2000-memory.dmp
    Filesize

    136KB

  • memory/4092-8-0x00000000001F0000-0x0000000000200000-memory.dmp
    Filesize

    64KB