Overview

overview

10

Static

static

1

fa2f8e5c8a...28.exe

windows7_x64

10

fa2f8e5c8a...28.exe

windows10_x64

10

Sharing

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General

  • Target

    fa2f8e5c8a4ec948a16627e874ba31e42812b78bc0e2766e5314cc77cab7cc28

  • Size

    14.6MB

  • Sample

    210504-veykae1kd6

  • MD5

    fd5f567c89f16417f72f449968d0f77a

  • SHA1

    f29caf15ee42562de84fcba50ff0149e07e91991

  • SHA256

    fa2f8e5c8a4ec948a16627e874ba31e42812b78bc0e2766e5314cc77cab7cc28

  • SHA512

    75d0b1d4559799d59bc877f7f24b4269fd7437e68f317de46326045b2e7440cd61638c4732819221077fdeb487f0177ea74f0921bfb981503900281ca8966d50

Score
10/10
xmrigdiscoveryevasionminerpersistenceupx

Malware Config

Targets

    • Target

      fa2f8e5c8a4ec948a16627e874ba31e42812b78bc0e2766e5314cc77cab7cc28

    • Size

      14.6MB

    • MD5

      fd5f567c89f16417f72f449968d0f77a

    • SHA1

      f29caf15ee42562de84fcba50ff0149e07e91991

    • SHA256

      fa2f8e5c8a4ec948a16627e874ba31e42812b78bc0e2766e5314cc77cab7cc28

    • SHA512

      75d0b1d4559799d59bc877f7f24b4269fd7437e68f317de46326045b2e7440cd61638c4732819221077fdeb487f0177ea74f0921bfb981503900281ca8966d50

    Score
    10/10
    xmrigdiscoveryevasionminerpersistenceupx

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

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

      minerxmrig

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Sets file execution options in registry

      persistence

    • UPX packed file

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

      upx

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks