General

  • Target

    2b4ff703ca07ef3ff07ccd758fa30dbe65c9d964474579bcc972bfe4a4e64dd1

  • Size

    4.1MB

  • Sample

    230201-q4rpeshf66

  • MD5

    024be0e57b518bc03857002830994ff2

  • SHA1

    bcfbb4b0114771cf757e9506f23489fe7ab24864

  • SHA256

    2b4ff703ca07ef3ff07ccd758fa30dbe65c9d964474579bcc972bfe4a4e64dd1

  • SHA512

    4146f72ff1e1f8f4a981468d1c3a7dfe30135870d751f8ea062110c0258eaab1d51b32a845c98020a212006695f46dada836313bc57ea2eacf314881dd750088

  • SSDEEP

    98304:rvqB+6jdfdhFMmq0uT7/qws8A+llDgKWz/4694Cmv:rvOLsm8Gws0lDNwX94CM

Malware Config

Targets

    • Target

      2b4ff703ca07ef3ff07ccd758fa30dbe65c9d964474579bcc972bfe4a4e64dd1

    • Size

      4.1MB

    • MD5

      024be0e57b518bc03857002830994ff2

    • SHA1

      bcfbb4b0114771cf757e9506f23489fe7ab24864

    • SHA256

      2b4ff703ca07ef3ff07ccd758fa30dbe65c9d964474579bcc972bfe4a4e64dd1

    • SHA512

      4146f72ff1e1f8f4a981468d1c3a7dfe30135870d751f8ea062110c0258eaab1d51b32a845c98020a212006695f46dada836313bc57ea2eacf314881dd750088

    • SSDEEP

      98304:rvqB+6jdfdhFMmq0uT7/qws8A+llDgKWz/4694Cmv:rvOLsm8Gws0lDNwX94CM

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Command and Control

Web Service

1
T1102

Tasks