General

  • Target

    fe5841db0071bf7c34399d6ca86e23c4_JaffaCakes118

  • Size

    1.4MB

  • Sample

    240421-d81fxaad4v

  • MD5

    fe5841db0071bf7c34399d6ca86e23c4

  • SHA1

    c2d841b78f213e78c82dcf1ce080caea1dcfce94

  • SHA256

    75ced5a4e9c5a9517dc6a8bc1652c3a4dd4a8de59e3e770b1989069038c5ab30

  • SHA512

    e4c769758622ee15b95dd7ecde273379ceaa638ddc4494e7a8694eaba26227eb511420c7c47033eb93c9029547887907109e4ae66c68f019c4e798082d1d672d

  • SSDEEP

    24576:q6mEIERW91TbmooLXQT58PQKmPh7sh4F45V6UVYPXtxFDiV+uFk51e:qC9RWPvmUq4KmPhC4CV6UVQxVQ5

Malware Config

Targets

    • Target

      fe5841db0071bf7c34399d6ca86e23c4_JaffaCakes118

    • Size

      1.4MB

    • MD5

      fe5841db0071bf7c34399d6ca86e23c4

    • SHA1

      c2d841b78f213e78c82dcf1ce080caea1dcfce94

    • SHA256

      75ced5a4e9c5a9517dc6a8bc1652c3a4dd4a8de59e3e770b1989069038c5ab30

    • SHA512

      e4c769758622ee15b95dd7ecde273379ceaa638ddc4494e7a8694eaba26227eb511420c7c47033eb93c9029547887907109e4ae66c68f019c4e798082d1d672d

    • SSDEEP

      24576:q6mEIERW91TbmooLXQT58PQKmPh7sh4F45V6UVYPXtxFDiV+uFk51e:qC9RWPvmUq4KmPhC4CV6UVQxVQ5

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

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks