General

  • Target

    7c5189d18f6898c9ae9456d0166348caf5499ce058468d99000d87dad21b6995

  • Size

    5.5MB

  • Sample

    221213-fq82fadg78

  • MD5

    dcded7ac014d98160a90789c615ae3cf

  • SHA1

    e1f14ffa121e6618aaa5760c91d129503f7656da

  • SHA256

    7c5189d18f6898c9ae9456d0166348caf5499ce058468d99000d87dad21b6995

  • SHA512

    fec39d6dfd97ecc69ea85b18e8dfaadf84a2289a8b5eb6416918d0f7625897491a7a4302de0f1f16abbba2b906d0523affbfaa3198c583c21c53e883bba82f2c

  • SSDEEP

    98304:IrxJwipiyZZ9RmdEeGCbGAstmlUse5mvKLgO/zhyPSp8616v+E7LF9yzTuU:INZpimLRvCbVlLnSg6piW+T4

Malware Config

Extracted

Family

amadey

Version

3.60

C2

85.209.135.11/gjend7w/index.php

Extracted

Family

systembc

C2

89.22.236.225:4193

176.124.205.5:4193

Targets

    • Target

      7c5189d18f6898c9ae9456d0166348caf5499ce058468d99000d87dad21b6995

    • Size

      5.5MB

    • MD5

      dcded7ac014d98160a90789c615ae3cf

    • SHA1

      e1f14ffa121e6618aaa5760c91d129503f7656da

    • SHA256

      7c5189d18f6898c9ae9456d0166348caf5499ce058468d99000d87dad21b6995

    • SHA512

      fec39d6dfd97ecc69ea85b18e8dfaadf84a2289a8b5eb6416918d0f7625897491a7a4302de0f1f16abbba2b906d0523affbfaa3198c583c21c53e883bba82f2c

    • SSDEEP

      98304:IrxJwipiyZZ9RmdEeGCbGAstmlUse5mvKLgO/zhyPSp8616v+E7LF9yzTuU:INZpimLRvCbVlLnSg6piW+T4

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Modifies security service

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Virtualization/Sandbox Evasion

1
T1497

Impair Defenses

1
T1562

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Impact

Service Stop

1
T1489

Tasks