General

  • Target

    fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1

  • Size

    1.2MB

  • Sample

    230325-c38pnaag34

  • MD5

    066e5525cf478886d629c794ce35e416

  • SHA1

    ed3288d83f7a6d3a88f9014a9e8d2705e84a6ae8

  • SHA256

    fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1

  • SHA512

    e8b5149d70a5c899ee7d5981a8ab50ae58d29620616a6407940871a62c9a356bb42b666e6820c21bf7d63383f46102f814b4c344278852e2c5314acce589e2be

  • SSDEEP

    24576:FAOcZ1xr1CYXBqj7/swiKP2cct3K718voN8SWqoypcvdvj:vifBI7/tiKK3I1rhoIcvpj

Malware Config

Targets

    • Target

      fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1

    • Size

      1.2MB

    • MD5

      066e5525cf478886d629c794ce35e416

    • SHA1

      ed3288d83f7a6d3a88f9014a9e8d2705e84a6ae8

    • SHA256

      fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1

    • SHA512

      e8b5149d70a5c899ee7d5981a8ab50ae58d29620616a6407940871a62c9a356bb42b666e6820c21bf7d63383f46102f814b4c344278852e2c5314acce589e2be

    • SSDEEP

      24576:FAOcZ1xr1CYXBqj7/swiKP2cct3K718voN8SWqoypcvdvj:vifBI7/tiKK3I1rhoIcvpj

    • Modifies firewall policy service

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Bootkit

1
T1067

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

1
T1005

Tasks