Overview

overview

10

Static

static

8

madk.exe

windows10-1703-x64

10

madk.exe

windows10-2004-x64

10

Resubmissions

26-09-2022 23:59

220926-318jzsdcgn 10

21-06-2022 21:54

220621-1skf3sgcg9 10

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General

  • Target

    madk.exe

  • Size

    3.4MB

  • Sample

    220926-318jzsdcgn

  • MD5

    d00af5991807952929e5b986afd295c9

  • SHA1

    7f5cc8203f2e22bea24bf7f7b2995dc2ef3571ee

  • SHA256

    025e8edef965f9376d6a0387c3f2952c19e727629920aeea544d963ee89b1594

  • SHA512

    c032eec4bbb1a34113ea86606ae3b1c5d94a7f6f7d52d3347341312d4bf3af2dfa730d549b612a37353a21274eae8f10960ad105fc52c4955c33cccf5f0c1cd6

  • SSDEEP

    98304:jKqtESnFRAW/YS7gCPJDEYFu6GyPuzBPrQ:FnFRV/Bt1E8u6yNQ

Score
10/10
xmrigdiscoveryevasionminerpersistenceransomwareupx

Malware Config

Targets

    • Target

      madk.exe

    • Size

      3.4MB

    • MD5

      d00af5991807952929e5b986afd295c9

    • SHA1

      7f5cc8203f2e22bea24bf7f7b2995dc2ef3571ee

    • SHA256

      025e8edef965f9376d6a0387c3f2952c19e727629920aeea544d963ee89b1594

    • SHA512

      c032eec4bbb1a34113ea86606ae3b1c5d94a7f6f7d52d3347341312d4bf3af2dfa730d549b612a37353a21274eae8f10960ad105fc52c4955c33cccf5f0c1cd6

    • SSDEEP

      98304:jKqtESnFRAW/YS7gCPJDEYFu6GyPuzBPrQ:FnFRV/Bt1E8u6yNQ

    Score
    10/10
    xmrigdiscoveryevasionminerpersistenceupxransomware

    • xmrig

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

      minerxmrig

    • Clears Windows event logs

      evasionransomware

    • XMRig Miner payload

      miner

    • Executes dropped EXE

    • Sets file execution options in registry

      persistence

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Stops running service(s)

      evasion

    • UPX packed file

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

      upx

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Modifies file permissions

      discovery

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Hidden Files and Directories

2
T1158

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Indicator Removal on Host

1
T1070

Modify Registry

2
T1112

Hidden Files and Directories

2
T1158

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Service Stop

1
T1489

Tasks