Overview

overview

10

Static

static

3

663aaedc2a...ec.exe

windows7-x64

10

663aaedc2a...ec.exe

windows10-2004-x64

10

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General

  • Target

    663aaedc2a446353b9d44e9acb47b1f77b864f1d303fd81a884ea13ba77bd2ec

  • Size

    2.5MB

  • Sample

    240616-w3vmkswbnj

  • MD5

    ec32ce29d31a797a82cfbeff8040e86e

  • SHA1

    61040c0e08b8870bf0d558e1e051d2fc85284321

  • SHA256

    663aaedc2a446353b9d44e9acb47b1f77b864f1d303fd81a884ea13ba77bd2ec

  • SHA512

    a8fc43091dd5cfd841c409262f4d59522396792e543aaf91306405b707425355227e8b2fc81d86df49fba56c6fab306b56cb32d1fea0140baa884963c133da52

  • SSDEEP

    49152:TI2KnwKzdsaXvfIGd8L0z8f55rzOWYnxXNPzdd8V37fz941DMyMC4oxK8:TGn/dsYHTasWLzqnxdZE37LJybHxK8

Score
10/10
cobaltstrikebackdoortrojan

Malware Config

Extracted

Family

cobaltstrike

C2

http://192.168.108.129:60001/IyHS

Attributes
  • user_agent

    User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; BOIE8;ENUS)

Targets

    • Target

      663aaedc2a446353b9d44e9acb47b1f77b864f1d303fd81a884ea13ba77bd2ec

    • Size

      2.5MB

    • MD5

      ec32ce29d31a797a82cfbeff8040e86e

    • SHA1

      61040c0e08b8870bf0d558e1e051d2fc85284321

    • SHA256

      663aaedc2a446353b9d44e9acb47b1f77b864f1d303fd81a884ea13ba77bd2ec

    • SHA512

      a8fc43091dd5cfd841c409262f4d59522396792e543aaf91306405b707425355227e8b2fc81d86df49fba56c6fab306b56cb32d1fea0140baa884963c133da52

    • SSDEEP

      49152:TI2KnwKzdsaXvfIGd8L0z8f55rzOWYnxXNPzdd8V37fz941DMyMC4oxK8:TGn/dsYHTasWLzqnxdZE37LJybHxK8

    Score
    10/10
    cobaltstrikebackdoortrojan

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks