Overview

overview

10

Static

static

10

42a7636248...2a.exe

windows7_x64

10

42a7636248...2a.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    42a7636248e5972bf5c790eb5c13f93716821d4606644adf0b18a26826179f2a

  • Size

    2.3MB

  • Sample

    220708-b9f3jscdck

  • MD5

    7b4f33a283fc64db1227f5d82db91a59

  • SHA1

    f32ae945c419e09e3320686f2b9b419c346d76a3

  • SHA256

    42a7636248e5972bf5c790eb5c13f93716821d4606644adf0b18a26826179f2a

  • SHA512

    7c59bc1028115acbda27245a8f14638892a3fbae1ac409ec62448f9ad580fd3051bdaef751b7d8f6e81df80a23098201de386082e229a768a6142a514ee85511

Score
10/10
wannacryxmrigevasionminerransomwareupxworm

Malware Config

Targets

    • Target

      42a7636248e5972bf5c790eb5c13f93716821d4606644adf0b18a26826179f2a

    • Size

      2.3MB

    • MD5

      7b4f33a283fc64db1227f5d82db91a59

    • SHA1

      f32ae945c419e09e3320686f2b9b419c346d76a3

    • SHA256

      42a7636248e5972bf5c790eb5c13f93716821d4606644adf0b18a26826179f2a

    • SHA512

      7c59bc1028115acbda27245a8f14638892a3fbae1ac409ec62448f9ad580fd3051bdaef751b7d8f6e81df80a23098201de386082e229a768a6142a514ee85511

    Score
    10/10
    wannacryxmrigevasionminerransomwareupxworm

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • xmrig

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

      minerxmrig

    • Detected Stratum cryptominer command

      Looks to be attempting to contact Stratum mining pool.

      miner

    • XMRig Miner payload

      miner

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • 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

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

2
T1031

Hidden Files and Directories

2
T1158

Privilege Escalation

Defense Evasion

Hidden Files and Directories

2
T1158

Impair Defenses

1
T1562

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Service Stop

1
T1489

Tasks