General

  • Target

    7d2f9122fbfd5d6cf51fbb695acedb8012134d812dca619cded50bb0ccb4c451

  • Size

    281KB

  • Sample

    220922-m1ad7afabr

  • MD5

    060abd7ab5c8a1137bc367a7375ebb5f

  • SHA1

    eca2bbed22fe754bee1f840439f716abcf252566

  • SHA256

    7d2f9122fbfd5d6cf51fbb695acedb8012134d812dca619cded50bb0ccb4c451

  • SHA512

    d312c2dce6642d8f16113ce2240d369a1dfc522d349555bd6156e3fc6f5a5956f31f4bc687df82db5fd264240cfc6adc7fe548456aa43ab31cc8f4fa14273df8

  • SSDEEP

    6144:Jc64K2Eh1ouSLAn3hOuGygFpDtkg5Q7cPmQU5qaU607W0GigavwVfF8:Jc6vL/cihOuGygbagYQmQ3aM7W0b9

Malware Config

Extracted

Family

djvu

C2

http://acacaca.org/lancer/get.php

Attributes
  • extension

    .aabn

  • offline_id

    MyudhIExJux2oRQXw95TT1oAPu7mvqRMzxr1eet1

  • payload_url

    http://rgyui.top/dl/build2.exe

    http://acacaca.org/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-4Xcf4IX21n Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: support@bestyourmail.ch Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0565Jhyjd

rsa_pubkey.plain

Extracted

Family

raccoon

Botnet

7394a7fc5da9794209d8b0503ca4abf4

C2

http://45.8.145.203

rc4.plain

Targets

    • Target

      7d2f9122fbfd5d6cf51fbb695acedb8012134d812dca619cded50bb0ccb4c451

    • Size

      281KB

    • MD5

      060abd7ab5c8a1137bc367a7375ebb5f

    • SHA1

      eca2bbed22fe754bee1f840439f716abcf252566

    • SHA256

      7d2f9122fbfd5d6cf51fbb695acedb8012134d812dca619cded50bb0ccb4c451

    • SHA512

      d312c2dce6642d8f16113ce2240d369a1dfc522d349555bd6156e3fc6f5a5956f31f4bc687df82db5fd264240cfc6adc7fe548456aa43ab31cc8f4fa14273df8

    • SSDEEP

      6144:Jc64K2Eh1ouSLAn3hOuGygFpDtkg5Q7cPmQU5qaU607W0GigavwVfF8:Jc6vL/cihOuGygbagYQmQ3aM7W0b9

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks