General

  • Target

    SecuriteInfo.com.W32.AIDetect.malware1.32537.18714

  • Size

    336KB

  • Sample

    211010-1tc4dsgben

  • MD5

    435d4757bcfe29c1f1ea289a2566a3ed

  • SHA1

    105406f798f7b8a0b8532a64ad9061e5ae447cdc

  • SHA256

    56ae4932aafb8ed85c51038e2f003e829addf08a197890c8989bf0bdc51e7f49

  • SHA512

    8b91b78ad5893a0f2a0a0f4f2c99e061a659c5a534daa1e5d23c1f0af861d38cd05e6c9e0e50474106d8fb61e6e10a14025dd3f4d540ef1e67bd9a6edb1622bb

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://gmpeople.com/upload/

http://mile48.com/upload/

http://lecanardstsornin.com/upload/

http://m3600.com/upload/

http://camasirx.com/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

new

C2

45.9.20.107:46187

Extracted

Family

redline

Botnet

New1

C2

45.140.146.88:57313

Targets

    • Target

      SecuriteInfo.com.W32.AIDetect.malware1.32537.18714

    • Size

      336KB

    • MD5

      435d4757bcfe29c1f1ea289a2566a3ed

    • SHA1

      105406f798f7b8a0b8532a64ad9061e5ae447cdc

    • SHA256

      56ae4932aafb8ed85c51038e2f003e829addf08a197890c8989bf0bdc51e7f49

    • SHA512

      8b91b78ad5893a0f2a0a0f4f2c99e061a659c5a534daa1e5d23c1f0af861d38cd05e6c9e0e50474106d8fb61e6e10a14025dd3f4d540ef1e67bd9a6edb1622bb

    • 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.

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads user/profile data of web browsers

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

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Tasks