General

  • Target

    1ca6c48ad8066465d84915ddd523ee75b1b4cec70d8e81ccc48dc87c3a3f31e0

  • Size

    4.3MB

  • Sample

    220823-16rgjsccaq

  • MD5

    c22d42b7d053ce1696877f438adb5602

  • SHA1

    db0ec9edf50a1a23b2642702f97e616ad348b6e7

  • SHA256

    1ca6c48ad8066465d84915ddd523ee75b1b4cec70d8e81ccc48dc87c3a3f31e0

  • SHA512

    33671ddaee2a4ef7b8a6aed01e4c8e82ac212e03b9551556d83c23753467435c08b696f186ace53e1b7ea0aebbcfb1b0503cedcf1643b9a593d4e378f5d554e3

  • SSDEEP

    98304:jUXaYTfFFnu748ha1yKdWv0ZNJlIt/QFmfM74eWQ3S3eimyQIyeL2jxp6037/QD:4hTfFFu74xyKdQ+NJxYfVeWQ3xIyYUxq

Malware Config

Targets

    • Target

      1ca6c48ad8066465d84915ddd523ee75b1b4cec70d8e81ccc48dc87c3a3f31e0

    • Size

      4.3MB

    • MD5

      c22d42b7d053ce1696877f438adb5602

    • SHA1

      db0ec9edf50a1a23b2642702f97e616ad348b6e7

    • SHA256

      1ca6c48ad8066465d84915ddd523ee75b1b4cec70d8e81ccc48dc87c3a3f31e0

    • SHA512

      33671ddaee2a4ef7b8a6aed01e4c8e82ac212e03b9551556d83c23753467435c08b696f186ace53e1b7ea0aebbcfb1b0503cedcf1643b9a593d4e378f5d554e3

    • SSDEEP

      98304:jUXaYTfFFnu748ha1yKdWv0ZNJlIt/QFmfM74eWQ3S3eimyQIyeL2jxp6037/QD:4hTfFFu74xyKdQ+NJxYfVeWQ3xIyYUxq

    • Modifies security service

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Possible privilege escalation attempt

    • Stops running service(s)

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Discovery

System Information Discovery

1
T1082

Impact

Service Stop

1
T1489

Tasks