General

  • Target

    fktg.7z

  • Size

    49.4MB

  • Sample

    220820-kb466abgf8

  • MD5

    729f4a61162a71235b6985b3b32072b4

  • SHA1

    e7374556329b15704ac1441af00ab5d35497f855

  • SHA256

    e4f2ad7c16be555e719c5f62bdd862f1c60225c50de3d9e6a7fd81f8ecdee4cd

  • SHA512

    91615e3465ff75ab49b99f479548b3f788b0e1cdfecba2cb6502799d60cf089bdff4d6ad3a0be9bf328864ad24d770ef9d46c396b197a339504e82f97b05dfee

  • SSDEEP

    1572864:5e1GAkvqtewSkcDZ5z32hlvWaf8IAyguMoAcU:5cewS7DD32hl+VI5guMMU

Malware Config

Targets

    • Target

      Tele中文版.msi

    • Size

      51.0MB

    • MD5

      56b1dee1f34a655aec87c602d3956ce1

    • SHA1

      ff2c252b7508ebe26501f1a293107e9bd78b576a

    • SHA256

      c789263d51fbf6f582fdf533f46cb93cb95329bb808b6c61ee4c64dcde5d7174

    • SHA512

      998ea2ca5015f2a4d3c4f6cda49b673ade409accfcd4d46b3992db83bd1fbb5d0333d4eff35ee140c93459bb2937a2b269b9d1353e23c9498934527e9844dd20

    • SSDEEP

      1572864:aqt0axOqmCQ1AM2bDP80LXTxdWpWyvvMDZVUp2G2e2kuWlQu:ao0aJmCdM2PJb1gppvMumWq

    • 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.

    • Blocklisted process makes network request

    • Creates new service(s)

    • Executes dropped EXE

    • UPX packed file

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

    • Loads dropped DLL

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

New Service

1
T1050

Privilege Escalation

New Service

1
T1050

Discovery

Query Registry

4
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

5
T1082

Tasks