General

  • Target

    76a007a74cc4df37c5d694fc9318418f.exe

  • Size

    385KB

  • Sample

    211225-lghe1shga6

  • MD5

    76a007a74cc4df37c5d694fc9318418f

  • SHA1

    126ada308765ddebae5a60203c4fd9e6659ed77b

  • SHA256

    da10cd48bec8f7dc23f30ff95e3a0df73826afb51c95ff10c2adec7e4ef9310c

  • SHA512

    fbc8554cb51968cb3f7aa094ccc3bf6e0b1077270d1553ca3cec758936e70e9c87ffbf90f8327a6c9d5e9dbf06834082977367ab9bb52436dbc83633ea08b341

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

      76a007a74cc4df37c5d694fc9318418f.exe

    • Size

      385KB

    • MD5

      76a007a74cc4df37c5d694fc9318418f

    • SHA1

      126ada308765ddebae5a60203c4fd9e6659ed77b

    • SHA256

      da10cd48bec8f7dc23f30ff95e3a0df73826afb51c95ff10c2adec7e4ef9310c

    • SHA512

      fbc8554cb51968cb3f7aa094ccc3bf6e0b1077270d1553ca3cec758936e70e9c87ffbf90f8327a6c9d5e9dbf06834082977367ab9bb52436dbc83633ea08b341

    • 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