General

  • Target

    C70D8D5544DE83D88ABA62CFE7F8C799.exe

  • Size

    4.0MB

  • Sample

    230203-1dnj7aef51

  • MD5

    c70d8d5544de83d88aba62cfe7f8c799

  • SHA1

    16f4f5dba14fe5b1d037fa427d50ed55d64967b8

  • SHA256

    b97e7f0624d136536589540acf7dfce59f7b8f08af5e720ab7d4d2e1da7000cc

  • SHA512

    0af3392ebfc89df75a0785d4cccf7b10df73cb2fdce6be7e4177a89152fdfed61df2feb8435d3c174943d32949db74acda25125922c009fbb2012d5d35dfa860

  • SSDEEP

    98304:v8dodhtYG03voWFg2nOkS9XHodYqODR4G372YmH+TNf9BU6:v8doLtH0/bg2OkS9XHodYqMRfL2YmIbP

Malware Config

Targets

    • Target

      C70D8D5544DE83D88ABA62CFE7F8C799.exe

    • Size

      4.0MB

    • MD5

      c70d8d5544de83d88aba62cfe7f8c799

    • SHA1

      16f4f5dba14fe5b1d037fa427d50ed55d64967b8

    • SHA256

      b97e7f0624d136536589540acf7dfce59f7b8f08af5e720ab7d4d2e1da7000cc

    • SHA512

      0af3392ebfc89df75a0785d4cccf7b10df73cb2fdce6be7e4177a89152fdfed61df2feb8435d3c174943d32949db74acda25125922c009fbb2012d5d35dfa860

    • SSDEEP

      98304:v8dodhtYG03voWFg2nOkS9XHodYqODR4G372YmH+TNf9BU6:v8doLtH0/bg2OkS9XHodYqMRfL2YmIbP

    • Glupteba

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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Windows security modification

    • 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

Command-Line Interface

1
T1059

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

Disabling Security Tools

2
T1089

Modify Registry

4
T1112

Impair Defenses

1
T1562

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Command and Control

Web Service

1
T1102

Tasks