General

  • Target

    b459692e802efcbc858497ef0d54eb5f30d2ae75e703d.exe

  • Size

    716KB

  • Sample

    210608-br3slgm7cx

  • MD5

    4d8805c5c4e7197d6b90b5ec1827c068

  • SHA1

    bde56cd30d7866925626ba14c01528150c9ab8a5

  • SHA256

    b459692e802efcbc858497ef0d54eb5f30d2ae75e703d4cb85ce29d895adc911

  • SHA512

    c4d4ea665f96f1efb8e0218fb64f1c4f375d3faeebdb935b60867f65f55bf18cd96f6a7aa0ea5758144607f8270ac66a718342cb1e78e8442fd1cdcd116ebe44

Malware Config

Extracted

Family

cryptbot

C2

olmrso12.top

morleg01.top

Attributes
  • payload_url

    http://vamgha01.top/download.php?file=lv.exe

Extracted

Family

danabot

Version

1827

Botnet

3

C2

184.95.51.183:443

184.95.51.175:443

192.210.198.12:443

184.95.51.180:443

Attributes
  • embedded_hash

    AEF96B4D339B580ABB737F203C2D0F52

rsa_pubkey.plain
rsa_pubkey.plain

Targets

    • Target

      b459692e802efcbc858497ef0d54eb5f30d2ae75e703d.exe

    • Size

      716KB

    • MD5

      4d8805c5c4e7197d6b90b5ec1827c068

    • SHA1

      bde56cd30d7866925626ba14c01528150c9ab8a5

    • SHA256

      b459692e802efcbc858497ef0d54eb5f30d2ae75e703d4cb85ce29d895adc911

    • SHA512

      c4d4ea665f96f1efb8e0218fb64f1c4f375d3faeebdb935b60867f65f55bf18cd96f6a7aa0ea5758144607f8270ac66a718342cb1e78e8442fd1cdcd116ebe44

    • CryptBot

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

    • CryptBot Payload

    • Danabot

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • 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.

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks