General

  • Target

    7feaba431a42a40cb1e8587456b904db_JaffaCakes118

  • Size

    2.1MB

  • Sample

    240529-h6xdpaeg6v

  • MD5

    7feaba431a42a40cb1e8587456b904db

  • SHA1

    d8b91ad566fd2779895d188c8b9b8f2d48e898f1

  • SHA256

    687b6bd075c80985f5e38c24da153e1aeaf53afa2643eb5d0d00c936f6591c85

  • SHA512

    abff85eeb883c6cd5a038294c019fa3961751d55090cc59f076bfc6946f73713842da5f62bc951f199a6275cf9ed9a3a0eff564b60db47f91a56693bf32d9279

  • SSDEEP

    49152:qIOygdzOYVih2MT3YeWRSFzN6Yr0yCSZL:qI2zTMoPeN3Cq

Malware Config

Extracted

Family

cryptbot

C2

bibinene03.top

moraass05.top

Targets

    • Target

      7feaba431a42a40cb1e8587456b904db_JaffaCakes118

    • Size

      2.1MB

    • MD5

      7feaba431a42a40cb1e8587456b904db

    • SHA1

      d8b91ad566fd2779895d188c8b9b8f2d48e898f1

    • SHA256

      687b6bd075c80985f5e38c24da153e1aeaf53afa2643eb5d0d00c936f6591c85

    • SHA512

      abff85eeb883c6cd5a038294c019fa3961751d55090cc59f076bfc6946f73713842da5f62bc951f199a6275cf9ed9a3a0eff564b60db47f91a56693bf32d9279

    • SSDEEP

      49152:qIOygdzOYVih2MT3YeWRSFzN6Yr0yCSZL:qI2zTMoPeN3Cq

    • CryptBot

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

    • CryptBot payload

    • 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.

    • Reads user/profile data of web browsers

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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks