General

  • Target

    b7a9265a8b419f32a9f43e114478ad5a34fd9b00fbc72e0860183b34b8a1d817

  • Size

    3.4MB

  • Sample

    230314-kcj8dagd6y

  • MD5

    9cc4e0e434a979417000bf8d7099890a

  • SHA1

    23d8d2e657ded7b6c8bdb87abb2b561ec7c85180

  • SHA256

    b7a9265a8b419f32a9f43e114478ad5a34fd9b00fbc72e0860183b34b8a1d817

  • SHA512

    b5503df3c913cccab4bc838c9f4449acaf92ad293f0cf106bda2b98fe89c73e61ec4ad74183c4535e1646678428d4f0f97fe8b1b739390bb62eae9a335ab6591

  • SSDEEP

    49152:18wwqmLQkM6Bqy0XqBxTh8T8HtY7sv2AFPpNNrjrsxsF0eeoPXccXopz1HEwmZb7:qwwRQk5B/LLU7s+InlN/XXAz1cqm

Malware Config

Targets

    • Target

      b7a9265a8b419f32a9f43e114478ad5a34fd9b00fbc72e0860183b34b8a1d817

    • Size

      3.4MB

    • MD5

      9cc4e0e434a979417000bf8d7099890a

    • SHA1

      23d8d2e657ded7b6c8bdb87abb2b561ec7c85180

    • SHA256

      b7a9265a8b419f32a9f43e114478ad5a34fd9b00fbc72e0860183b34b8a1d817

    • SHA512

      b5503df3c913cccab4bc838c9f4449acaf92ad293f0cf106bda2b98fe89c73e61ec4ad74183c4535e1646678428d4f0f97fe8b1b739390bb62eae9a335ab6591

    • SSDEEP

      49152:18wwqmLQkM6Bqy0XqBxTh8T8HtY7sv2AFPpNNrjrsxsF0eeoPXccXopz1HEwmZb7:qwwRQk5B/LLU7s+InlN/XXAz1cqm

    • Deletes NTFS Change Journal

      The USN change journal is a persistent log of all changes made to local files used by Windows Server systems.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Deletion

2
T1107

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

3
T1490

Data Destruction

1
T1485

Tasks