General

  • Target

    viruss.xlsb

  • Size

    37KB

  • Sample

    210506-asjcd8a4zn

  • MD5

    719009a094c6f3155e7abc537078b943

  • SHA1

    c4b3109cf39b301b30e732db7493f3241236ed1f

  • SHA256

    a2420c7f0c7bf5d3c0893aff6b7440a09c0531632434d2bbb6f8ed98b04317b9

  • SHA512

    6a7ae98bfd2ba970d544566bafdf05ba6eb1ee7b9a19e2f7720f69952e8360bcaa6f532fc7f46b638b5174682b55953f48868245af6c57ab787f31d02d45d0a2

Malware Config

Extracted

Family

raccoon

Botnet

c021300d0074689fde86c87568e215c582272721

Attributes
  • url4cnc

    https://tttttt.me/ch0koalpengold

rc4.plain
rc4.plain

Targets

    • Target

      viruss.xlsb

    • Size

      37KB

    • MD5

      719009a094c6f3155e7abc537078b943

    • SHA1

      c4b3109cf39b301b30e732db7493f3241236ed1f

    • SHA256

      a2420c7f0c7bf5d3c0893aff6b7440a09c0531632434d2bbb6f8ed98b04317b9

    • SHA512

      6a7ae98bfd2ba970d544566bafdf05ba6eb1ee7b9a19e2f7720f69952e8360bcaa6f532fc7f46b638b5174682b55953f48868245af6c57ab787f31d02d45d0a2

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks