General

  • Target

    f7ba2efd987b381e0c29b0984e5e70c7_JaffaCakes118

  • Size

    3.0MB

  • Sample

    240418-ll3xhsae6y

  • MD5

    f7ba2efd987b381e0c29b0984e5e70c7

  • SHA1

    ca58a2b25db53350c7d34b87dad0de9c502efdb0

  • SHA256

    1841b6808fba0d7a5e5797f22e59a909e585224a34e00addb748e72c65df834b

  • SHA512

    caff94b299b055245863ff990922501be0195e9f7cb5c38dd253411d139c581e42b42d23e544c8f548a4f1a7009e21acb22c17a244bbfb5dfce8bcf65511739b

  • SSDEEP

    49152:gwK0mNLHT37jEl2urpN719dc3j4QAxUHfNubfqB0YluIBbiSVXYJvo5u1qyIstm5:81TradNlc3kQUUlWfqmyuInxuqVyJti

Malware Config

Extracted

Family

cryptbot

C2

fokwit54.top

morfiw05.top

Attributes
  • payload_url

    http://nybpic07.top/download.php?file=lv.exe

Targets

    • Target

      f7ba2efd987b381e0c29b0984e5e70c7_JaffaCakes118

    • Size

      3.0MB

    • MD5

      f7ba2efd987b381e0c29b0984e5e70c7

    • SHA1

      ca58a2b25db53350c7d34b87dad0de9c502efdb0

    • SHA256

      1841b6808fba0d7a5e5797f22e59a909e585224a34e00addb748e72c65df834b

    • SHA512

      caff94b299b055245863ff990922501be0195e9f7cb5c38dd253411d139c581e42b42d23e544c8f548a4f1a7009e21acb22c17a244bbfb5dfce8bcf65511739b

    • SSDEEP

      49152:gwK0mNLHT37jEl2urpN719dc3j4QAxUHfNubfqB0YluIBbiSVXYJvo5u1qyIstm5:81TradNlc3kQUUlWfqmyuInxuqVyJti

    • 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.

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Tasks