General

  • Target

    1e86e670cc13a073626d32f5d889a612.exe

  • Size

    3MB

  • Sample

    230405-nzlaqsed69

  • MD5

    1e86e670cc13a073626d32f5d889a612

  • SHA1

    1f03a3361928de868c03083ce83351f0e8181381

  • SHA256

    0b87bee586878a7befc241eacb1e7a5e128fbd131ab6d1c4ec50fa96435ede96

  • SHA512

    c76ac96e72738a3654880eb57d6d41db3962b379699d7bc657ab5d02f25002524c8d99211b5533688a98ad9748a7deab8a768ff92034fb0227f3305f5c060120

  • SSDEEP

    49152:eV0Uh7kCmdgImd5MwcZyN5Q0VY8BCm5eKClDKsmCPIN7f0sFI2cM+xRRMm:5U6CyRtYCIppJJdOf

Malware Config

Targets

    • Target

      1e86e670cc13a073626d32f5d889a612.exe

    • Size

      3MB

    • MD5

      1e86e670cc13a073626d32f5d889a612

    • SHA1

      1f03a3361928de868c03083ce83351f0e8181381

    • SHA256

      0b87bee586878a7befc241eacb1e7a5e128fbd131ab6d1c4ec50fa96435ede96

    • SHA512

      c76ac96e72738a3654880eb57d6d41db3962b379699d7bc657ab5d02f25002524c8d99211b5533688a98ad9748a7deab8a768ff92034fb0227f3305f5c060120

    • SSDEEP

      49152:eV0Uh7kCmdgImd5MwcZyN5Q0VY8BCm5eKClDKsmCPIN7f0sFI2cM+xRRMm:5U6CyRtYCIppJJdOf

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • 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.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Maps connected drives based on registry

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks