General

  • Target

    2616d3a90b92a23f31a0ba2508076dfc.exe

  • Size

    128KB

  • Sample

    210928-h88vhabbaj

  • MD5

    2616d3a90b92a23f31a0ba2508076dfc

  • SHA1

    c6ec7b9a61a59ec370daa8a7c4c3c4b546addb24

  • SHA256

    74f077e0666f913cf2a797270b7f9f9747f822c61c896b3314e0a247960d4e01

  • SHA512

    89de787756a9ebeceb11dbcd3fb53a142ca9fbe8298f1d6994b52c87e9530b4fabe43a63c315a6015f60f03f82faf90630ffa0c5e27e2dcaa12cb090e1b18c13

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32
rc4.i32

Extracted

Family

redline

C2

92.246.89.6:38437

Extracted

Family

raccoon

Botnet

a72c96f6762e4258a13dee8bc0dd14557df18467

Attributes
  • url4cnc

    https://t.me/h_wacel1new_1

rc4.plain
rc4.plain

Extracted

Family

raccoon

Botnet

5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes
  • url4cnc

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

FB

C2

185.203.240.16:62737

Extracted

Family

redline

Botnet

instashop

C2

185.92.74.142:80

Extracted

Family

redline

Botnet

z0rm1onbuild

C2

45.156.21.209:56326

Targets

    • Target

      2616d3a90b92a23f31a0ba2508076dfc.exe

    • Size

      128KB

    • MD5

      2616d3a90b92a23f31a0ba2508076dfc

    • SHA1

      c6ec7b9a61a59ec370daa8a7c4c3c4b546addb24

    • SHA256

      74f077e0666f913cf2a797270b7f9f9747f822c61c896b3314e0a247960d4e01

    • SHA512

      89de787756a9ebeceb11dbcd3fb53a142ca9fbe8298f1d6994b52c87e9530b4fabe43a63c315a6015f60f03f82faf90630ffa0c5e27e2dcaa12cb090e1b18c13

    • Arkei

      Arkei is an infostealer written in C++.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

      suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

    • xmrig

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

    • Arkei Stealer Payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • XMRig Miner Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks