Overview

overview

10

Static

static

3

b57261e6e2...7c.exe

windows7-x64

10

b57261e6e2...7c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b57261e6e2abda72c802ebefdcf63fa19c02c976d92b8d641c7f69e57210337c

  • Size

    53KB

  • Sample

    240523-cmkb5aaa61

  • MD5

    92c0dfd302e7682f2e0f5f0bae622523

  • SHA1

    a051b6eb1cb99c4830f7c0058d13aafaa9cae387

  • SHA256

    b57261e6e2abda72c802ebefdcf63fa19c02c976d92b8d641c7f69e57210337c

  • SHA512

    a81ba138213214c2fe4d4938580795045ded4e0a61363cf2ade6d2b68d24960f5add88cf40da9aa61720aac4ef14bdf00b78ef3f1692a66c30bdbb32138f81d2

  • SSDEEP

    1536:vNVg8r8QgMaoz7Kp3StjEMjmLM3ztDJWZsXy4JzxPMU:MMaozJJjmLM3zRJWZsXy4J9

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      b57261e6e2abda72c802ebefdcf63fa19c02c976d92b8d641c7f69e57210337c

    • Size

      53KB

    • MD5

      92c0dfd302e7682f2e0f5f0bae622523

    • SHA1

      a051b6eb1cb99c4830f7c0058d13aafaa9cae387

    • SHA256

      b57261e6e2abda72c802ebefdcf63fa19c02c976d92b8d641c7f69e57210337c

    • SHA512

      a81ba138213214c2fe4d4938580795045ded4e0a61363cf2ade6d2b68d24960f5add88cf40da9aa61720aac4ef14bdf00b78ef3f1692a66c30bdbb32138f81d2

    • SSDEEP

      1536:vNVg8r8QgMaoz7Kp3StjEMjmLM3ztDJWZsXy4JzxPMU:MMaozJJjmLM3zRJWZsXy4J9

    Score
    10/10
    evasionpersistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks