General

  • Target

    43607d4de290ff5e25187bf75d511cc6aaab51727c9a8aedbe59fa7b16393da1

  • Size

    428KB

  • Sample

    211022-l9haqabeb4

  • MD5

    f05d925a72dc47eef4bdf4c48ce12217

  • SHA1

    1c6a724e4c517ee84aa7c62d0cc60013396a4b5b

  • SHA256

    43607d4de290ff5e25187bf75d511cc6aaab51727c9a8aedbe59fa7b16393da1

  • SHA512

    dfa4661a779508e15907266cf298a093cf7961309637c2ca17b599a5c515ce7e8ae177d1439f390d242dcb85fd5ac99d2f244e881da5666c80e44e62efca817b

Malware Config

Extracted

Family

cryptbot

C2

veogmc52.top

mornoi05.top

Attributes
  • payload_url

    http://tynwyl15.top/download.php?file=penwa.exe

Extracted

Family

danabot

C2

192.119.110.73:443

192.236.147.159:443

192.210.222.88:443

Attributes
  • embedded_hash

    F4711E27D559B4AEB1A081A1EB0AC465

  • type

    loader

rsa_pubkey.plain
rsa_privkey.plain

Extracted

Family

danabot

Version

2052

Botnet

4

C2

192.119.110.73:443

192.236.147.159:443

192.210.222.88:443

Attributes
  • embedded_hash

    F4711E27D559B4AEB1A081A1EB0AC465

  • type

    main

rsa_privkey.plain
rsa_pubkey.plain

Targets

    • Target

      43607d4de290ff5e25187bf75d511cc6aaab51727c9a8aedbe59fa7b16393da1

    • Size

      428KB

    • MD5

      f05d925a72dc47eef4bdf4c48ce12217

    • SHA1

      1c6a724e4c517ee84aa7c62d0cc60013396a4b5b

    • SHA256

      43607d4de290ff5e25187bf75d511cc6aaab51727c9a8aedbe59fa7b16393da1

    • SHA512

      dfa4661a779508e15907266cf298a093cf7961309637c2ca17b599a5c515ce7e8ae177d1439f390d242dcb85fd5ac99d2f244e881da5666c80e44e62efca817b

    • 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

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • 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.

    • Drops startup file

    • 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 Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

2
T1112

Install Root Certificate

1
T1130

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

Email Collection

2
T1114

Command and Control

Web Service

1
T1102

Tasks