General

  • Target

    e2fd0fe39769e6e4cacae7a8c3366e02fe3016cf8d156bda7db2affd8673d38d

  • Size

    20KB

  • Sample

    230323-dnnllsfb31

  • MD5

    9a2d73c4e432f7e5b79ca679dfaea411

  • SHA1

    00531b635ccb5f450aa9e2abaae904094b2576e5

  • SHA256

    e2fd0fe39769e6e4cacae7a8c3366e02fe3016cf8d156bda7db2affd8673d38d

  • SHA512

    d02dc5bf1cc399a3f944cd5cbed47984effc696cf31cf67c5bcae58ff3c7b937e61218cd03727d800776c98509123fead7f875b842d3d8e67758eba682b6f89e

  • SSDEEP

    384:6353Z9WzLE7FCFSHR2yU03QGHc4Je1dJqsNbeVvQkkrIaNJawcudoD7Ukalk:6phCSwmxc4Je1dT0IkQhnbcuyD7Ukal

Malware Config

Targets

    • Target

      e2fd0fe39769e6e4cacae7a8c3366e02fe3016cf8d156bda7db2affd8673d38d

    • Size

      20KB

    • MD5

      9a2d73c4e432f7e5b79ca679dfaea411

    • SHA1

      00531b635ccb5f450aa9e2abaae904094b2576e5

    • SHA256

      e2fd0fe39769e6e4cacae7a8c3366e02fe3016cf8d156bda7db2affd8673d38d

    • SHA512

      d02dc5bf1cc399a3f944cd5cbed47984effc696cf31cf67c5bcae58ff3c7b937e61218cd03727d800776c98509123fead7f875b842d3d8e67758eba682b6f89e

    • SSDEEP

      384:6353Z9WzLE7FCFSHR2yU03QGHc4Je1dJqsNbeVvQkkrIaNJawcudoD7Ukalk:6phCSwmxc4Je1dT0IkQhnbcuyD7Ukal

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • PurpleFox

      PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Enumerates connected drives

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

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks