General

  • Target

    dc2faa416f839bf688d9ff10efacbb30.exe

  • Size

    644KB

  • Sample

    210722-yck8qwgd4a

  • MD5

    dc2faa416f839bf688d9ff10efacbb30

  • SHA1

    bf2fc09c4eb49b83219ca9943541c7f8004c6927

  • SHA256

    4a7279e1bb036c150488d9c828fc82921e798a2f1516baf7f032b1fb398f062a

  • SHA512

    a10e0e989d5acbf1d0858dc6865565d98e3ee91991b365e4683f2ee70a23727bb1b8b80b62e9db57670de2cd38310e55ee34e04bdc5dafbbc9550b10b6cbc460

Malware Config

Extracted

Family

cryptbot

C2

smasrp42.top

morbea04.top

Attributes
  • payload_url

    http://gurdgo06.top/download.php?file=lv.exe

Extracted

Family

danabot

Version

1987

Botnet

4

C2

142.11.244.124:443

142.11.206.50:443

Attributes
  • embedded_hash

    6AD9FE4F9E491E785665E0D144F61DAB

rsa_privkey.plain
rsa_pubkey.plain

Targets

    • Target

      dc2faa416f839bf688d9ff10efacbb30.exe

    • Size

      644KB

    • MD5

      dc2faa416f839bf688d9ff10efacbb30

    • SHA1

      bf2fc09c4eb49b83219ca9943541c7f8004c6927

    • SHA256

      4a7279e1bb036c150488d9c828fc82921e798a2f1516baf7f032b1fb398f062a

    • SHA512

      a10e0e989d5acbf1d0858dc6865565d98e3ee91991b365e4683f2ee70a23727bb1b8b80b62e9db57670de2cd38310e55ee34e04bdc5dafbbc9550b10b6cbc460

    • 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.

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • 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

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks