Overview

overview

8

Static

static

1

Calculator...on.exe

windows7_x64

7

Calculator...on.exe

windows10_x64

8

Sharing

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General

  • Target

    Calculator%20Installation.exe

  • Size

    88KB

  • Sample

    211024-dt9q2adhcj

  • MD5

    ef2818932fe97195e172a75e4bcf7883

  • SHA1

    836981179fdfc636ca84242c909f491b85a2298a

  • SHA256

    7a5691baf2e74ac79c48dbeb2661e7612574ad8bc51fc56527b5e4db51453941

  • SHA512

    64b24dbbd1782d4c23eb04b671772b8e9c213faab387b5ecc6f8d351e14f8d93621ca033931e4bbe48dbe10900818a4424b47582c4435ea6b731a26365884c42

Score
8/10
discoverypersistence

Malware Config

Targets

    • Target

      Calculator%20Installation.exe

    • Size

      88KB

    • MD5

      ef2818932fe97195e172a75e4bcf7883

    • SHA1

      836981179fdfc636ca84242c909f491b85a2298a

    • SHA256

      7a5691baf2e74ac79c48dbeb2661e7612574ad8bc51fc56527b5e4db51453941

    • SHA512

      64b24dbbd1782d4c23eb04b671772b8e9c213faab387b5ecc6f8d351e14f8d93621ca033931e4bbe48dbe10900818a4424b47582c4435ea6b731a26365884c42

    Score
    8/10
    discoverypersistence

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks