General

  • Target

    dc2eefda20c0aa59c4f441ce5d7c44c74aeeeb6497290ae2799e7686cffdfaa8

  • Size

    294KB

  • Sample

    220118-j6v2asacc4

  • MD5

    9ac8a7aef932a90ab19947dcc04f1b83

  • SHA1

    c5fe2072259f5ccdbae4f4d2432735592739baed

  • SHA256

    dc2eefda20c0aa59c4f441ce5d7c44c74aeeeb6497290ae2799e7686cffdfaa8

  • SHA512

    5d11db8184cb901a40f7a5d3e43e2fb6eed75aa1f944a0a15a1bb65f3cf963103fa8cb8899bb4bf79e1636ad214266e970d92ecef26907651e18098f810df6f9

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Version

1.8.5

Botnet

470193d69fd872b73819c5e70dc68242c10ccbce

Attributes
  • url4cnc

    http://185.163.204.22/capibar

    http://178.62.113.205/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Extracted

Family

arkei

Botnet

Default

C2

http://file-file-host4.com/tratata.php

Targets

    • Target

      dc2eefda20c0aa59c4f441ce5d7c44c74aeeeb6497290ae2799e7686cffdfaa8

    • Size

      294KB

    • MD5

      9ac8a7aef932a90ab19947dcc04f1b83

    • SHA1

      c5fe2072259f5ccdbae4f4d2432735592739baed

    • SHA256

      dc2eefda20c0aa59c4f441ce5d7c44c74aeeeb6497290ae2799e7686cffdfaa8

    • SHA512

      5d11db8184cb901a40f7a5d3e43e2fb6eed75aa1f944a0a15a1bb65f3cf963103fa8cb8899bb4bf79e1636ad214266e970d92ecef26907651e18098f810df6f9

    • Arkei

      Arkei is an infostealer written in C++.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Arkei Stealer Payload

    • XMRig Miner Payload

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks