General

  • Target

    c5235a63f916e2de15aaa66e0664c1548caa85c4a56c11fb5e328921bab1f459

  • Size

    386KB

  • Sample

    211225-n5nytaggej

  • MD5

    674a182c0b45ebfd1c4b31536ee4f895

  • SHA1

    29bd1a4bffc94ff26e6e4d509f0091530e800723

  • SHA256

    c5235a63f916e2de15aaa66e0664c1548caa85c4a56c11fb5e328921bab1f459

  • SHA512

    71a87c877bd329e95ba27ec51d77956d8dc8d3bcbbe70f2e394e2f4f08d3f3748afc3019a0dbd46fa12020e7da330a4aedcf65bd254eedbc672a82b060020370

Malware Config

Extracted

Family

cryptbot

C2

daizeu62.top

morqag06.top

Attributes
  • payload_url

    http://liogyl18.top/download.php?file=gowpen.exe

Extracted

Family

danabot

Botnet

4

C2

142.11.244.223:443

192.236.194.72:443

Attributes
  • embedded_hash

    0FA95F120D6EB149A5D48E36BC76879D

  • type

    loader

rsa_pubkey.plain
rsa_privkey.plain

Targets

    • Target

      c5235a63f916e2de15aaa66e0664c1548caa85c4a56c11fb5e328921bab1f459

    • Size

      386KB

    • MD5

      674a182c0b45ebfd1c4b31536ee4f895

    • SHA1

      29bd1a4bffc94ff26e6e4d509f0091530e800723

    • SHA256

      c5235a63f916e2de15aaa66e0664c1548caa85c4a56c11fb5e328921bab1f459

    • SHA512

      71a87c877bd329e95ba27ec51d77956d8dc8d3bcbbe70f2e394e2f4f08d3f3748afc3019a0dbd46fa12020e7da330a4aedcf65bd254eedbc672a82b060020370

    • 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.

    • 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