General

  • Target

    590d0d9111ed9bc27b57fbee2298e9eb

  • Size

    285KB

  • Sample

    211215-pxxfnaadgp

  • MD5

    590d0d9111ed9bc27b57fbee2298e9eb

  • SHA1

    c548ed16302741a2d626e51823924d7fe7ea1578

  • SHA256

    f0023f0cdf72f620b0d65713aa917d8f8a409b193e6031fa2fe2e4439b152138

  • SHA512

    2928ac5c5fb6d61338faa873a74e96eb656241802c830f9607e60775f929f1fa56acb638fc95e926de659aaaf3a81a5479e22fce2412b090733bda324728f328

Malware Config

Extracted

Family

cryptbot

C2

sezsmi32.top

morswd03.top

Attributes
  • payload_url

    http://ekuboh14.top/download.php?file=newish.exe

Extracted

Family

danabot

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

      590d0d9111ed9bc27b57fbee2298e9eb

    • Size

      285KB

    • MD5

      590d0d9111ed9bc27b57fbee2298e9eb

    • SHA1

      c548ed16302741a2d626e51823924d7fe7ea1578

    • SHA256

      f0023f0cdf72f620b0d65713aa917d8f8a409b193e6031fa2fe2e4439b152138

    • SHA512

      2928ac5c5fb6d61338faa873a74e96eb656241802c830f9607e60775f929f1fa56acb638fc95e926de659aaaf3a81a5479e22fce2412b090733bda324728f328

    • CryptBot

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

    • 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.

    • Deletes itself

    • 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

    • 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

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks