General

  • Target

    a569a2eea6091a41c74dce0a114af61c.exe

  • Size

    254KB

  • Sample

    211014-w3r7fsahdn

  • MD5

    a569a2eea6091a41c74dce0a114af61c

  • SHA1

    085a6497f5ca6c99ce0ea3a622505ff4264ae45d

  • SHA256

    90618d3aa5146d27b46476a4c7bfcc2e5323b74dcbcf2c0af6b4f00c4c2d9297

  • SHA512

    5b2b672aa6ae6a421c3c86e5fe520268c90c2ca72bf684d31f8d0d1468742f0a4357d75fe682d83a87a7a6c59dc3b4c46a79ec061cb6ec8c8c9cff6a3147e81c

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://honawey7.top/

http://wijibui0.top/

http://hefahei6.top/

http://pipevai4.top/

http://nalirou7.top/

rc4.i32
rc4.i32

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Extracted

Family

raccoon

Version

1.8.2

Botnet

fbe5e97e7d069407605ee9138022aa82166657e6

Attributes
  • url4cnc

    http://telemirror.top/stevuitreen

    http://tgmirror.top/stevuitreen

    http://telegatt.top/stevuitreen

    http://telegka.top/stevuitreen

    http://telegin.top/stevuitreen

    https://t.me/stevuitreen

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

huyzalupanew1

C2

135.181.208.162:13904

Extracted

Family

redline

Botnet

MegaProliv2

C2

93.115.20.139:28978

Extracted

Family

raccoon

Botnet

7ebf9b416b72a203df65383eec899dc689d2c3d7

Attributes
  • url4cnc

    http://telegatt.top/agrybirdsgamerept

    http://telegka.top/agrybirdsgamerept

    http://telegin.top/agrybirdsgamerept

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

Suck

C2

185.244.217.166:56316

Extracted

Family

redline

Botnet

usa1

C2

185.180.220.105:30176

Targets

    • Target

      a569a2eea6091a41c74dce0a114af61c.exe

    • Size

      254KB

    • MD5

      a569a2eea6091a41c74dce0a114af61c

    • SHA1

      085a6497f5ca6c99ce0ea3a622505ff4264ae45d

    • SHA256

      90618d3aa5146d27b46476a4c7bfcc2e5323b74dcbcf2c0af6b4f00c4c2d9297

    • SHA512

      5b2b672aa6ae6a421c3c86e5fe520268c90c2ca72bf684d31f8d0d1468742f0a4357d75fe682d83a87a7a6c59dc3b4c46a79ec061cb6ec8c8c9cff6a3147e81c

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Tofsee

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

    • Windows security bypass

    • suricata: ET MALWARE DNS Query Sinkhole Domain Various Families (Possible Infected Host)

      suricata: ET MALWARE DNS Query Sinkhole Domain Various Families (Possible Infected Host)

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • xmrig

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

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

    • Nirsoft

    • 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.

    • Windows security modification

    • 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

Modify Existing Service

2
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

3
T1089

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