Overview

overview

10

Static

static

10

4b9d898379...11.exe

windows7-x64

10

4b9d898379...11.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    90c52c013f848e753497323f4921ffb9f8e6c3704daad58ea2940426a4da0bd9

  • Size

    43KB

  • Sample

    240419-v4vhjaag54

  • MD5

    9ee88c568c0c2a37f663c1a40cd18bf6

  • SHA1

    87b217ba0fc176e17fc6d38fe5558f9a16193542

  • SHA256

    90c52c013f848e753497323f4921ffb9f8e6c3704daad58ea2940426a4da0bd9

  • SHA512

    9ec1ea914c411a5b6862262ce1f9cdd24a9e7f6faa533725cf70661e29ae6d96d0818d4ae0e715ca8e6088ca17c2ea0915f00b7efff1859f3cdd9046ad3de107

  • SSDEEP

    768:PY+O4Yx7gTn4bpx8EAZzP7PVOE3/4X6Ew/sOHS3snzoh3cfrjBj:Qgr4Vx8EAlPVv/4zw/Xzoh3cfrj5

Score
10/10
xwormpersistencerattrojan

Malware Config

Extracted

Family

xworm

C2

involved-hurt.gl.at.ply.gg:35238

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    WindowsHealthSystem.exe

Targets

    • Target

      4b9d898379e5dd1d260c1706aa04aa8270994835a523bb83695062d92c830311.exe

    • Size

      70KB

    • MD5

      109adf5a32829b151d536e30a81ee96b

    • SHA1

      dc23006a97e7d5bc34eedec563432e63ed6a226a

    • SHA256

      4b9d898379e5dd1d260c1706aa04aa8270994835a523bb83695062d92c830311

    • SHA512

      74e7fb13e195dcf6b8ed0f40c034925c3762b2e0c43c8faede99ce79a4b07966ff5336769db3f9f5bb4c0478cefc879d59b43d5ded5bda3e75d19bd0a1e9e9e5

    • SSDEEP

      1536:QeYZA06UMG73jWw9o5zeS6LQR9bAayaIMbckM6mfOWcNFOfab:QfZxfMGTFXS6LQR9bAaZbfsfOPMab

    Score
    10/10
    xwormpersistencerattrojan

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks