General

  • Target

    b9bf83d695f3e0fd56b2426663cf32ee

  • Size

    5.2MB

  • Sample

    211221-kz15eacge8

  • MD5

    b9bf83d695f3e0fd56b2426663cf32ee

  • SHA1

    a6c30924a3db06bf7a615fa2b3b9fab020077a12

  • SHA256

    6210e72d2957ad378fe12f0b32551c5df654ddb2405c3be5d19005637fa9a548

  • SHA512

    29397577e1897dc906439ce1d464178be86dd75bfefcd1bb6cbd38234fbf01c112be112efa23aa1039aab10b2d22492c0ed69be2a61942c06b3db482a07c5885

Malware Config

Extracted

Family

danabot

Botnet

4

C2

142.11.244.223:443

23.106.122.139:443

Attributes
  • embedded_hash

    0FA95F120D6EB149A5D48E36BC76879D

  • type

    loader

rsa_pubkey.plain
rsa_privkey.plain

Targets

    • Target

      b9bf83d695f3e0fd56b2426663cf32ee

    • Size

      5.2MB

    • MD5

      b9bf83d695f3e0fd56b2426663cf32ee

    • SHA1

      a6c30924a3db06bf7a615fa2b3b9fab020077a12

    • SHA256

      6210e72d2957ad378fe12f0b32551c5df654ddb2405c3be5d19005637fa9a548

    • SHA512

      29397577e1897dc906439ce1d464178be86dd75bfefcd1bb6cbd38234fbf01c112be112efa23aa1039aab10b2d22492c0ed69be2a61942c06b3db482a07c5885

    • Danabot

      Danabot is a modular banking Trojan that has been linked with other malware.

    • Danabot Loader Component

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Command and Control

Web Service

1
T1102

Tasks