Overview

overview

10

Static

static

3

b8fef5b21e...6f.exe

windows7-x64

10

b8fef5b21e...6f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b8fef5b21e28029c9237233efc68fc6f

  • Size

    100KB

  • Sample

    240307-r7ve6aeg3z

  • MD5

    b8fef5b21e28029c9237233efc68fc6f

  • SHA1

    8dd54f6e717991f3daba459eb700661f6bbf131e

  • SHA256

    ea863772564cbd1fb0bc7778d34f70b7a7755ccce0606b96e01dc4a8fc80b3ee

  • SHA512

    c5aa9c9c8fb70bc3368ec75dc4b22254ca8c6eca880eabedf0c9d5610d3f57728beb79658ac10d995e639dc196f57f460c7361850b51e6a9be4045b2edd1f949

  • SSDEEP

    3072:OyfGVaHHHlu8qq2WbGaP0YKjnGVk8jwaaHw7Koj4rDMwl:Oj4HUv0vcZBD

Score
10/10
ramnitbankerevasionpersistencespywarestealertrojanworm

Malware Config

Targets

    • Target

      b8fef5b21e28029c9237233efc68fc6f

    • Size

      100KB

    • MD5

      b8fef5b21e28029c9237233efc68fc6f

    • SHA1

      8dd54f6e717991f3daba459eb700661f6bbf131e

    • SHA256

      ea863772564cbd1fb0bc7778d34f70b7a7755ccce0606b96e01dc4a8fc80b3ee

    • SHA512

      c5aa9c9c8fb70bc3368ec75dc4b22254ca8c6eca880eabedf0c9d5610d3f57728beb79658ac10d995e639dc196f57f460c7361850b51e6a9be4045b2edd1f949

    • SSDEEP

      3072:OyfGVaHHHlu8qq2WbGaP0YKjnGVk8jwaaHw7Koj4rDMwl:Oj4HUv0vcZBD

    Score
    10/10
    ramnitbankerevasionpersistencespywarestealertrojanworm

    • Modifies WinLogon for persistence

      persistence

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

      trojanspywarestealerwormbankerramnit

    • UAC bypass

      evasiontrojan

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • 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

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Defense Evasion

Modify Registry

4
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks