General

  • Target

    e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed

  • Size

    181KB

  • Sample

    210901-3kb93fvdja

  • MD5

    3bd6c6e6ad4fea6981478342e347ff04

  • SHA1

    99d38aca5346c37c6b6394884a4dab485b749efd

  • SHA256

    e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed

  • SHA512

    797795790457d834075de80af7ce289e96963f0720976f48ac9f2b0d6eac00e87d423f11bc88394639ea6dd34eb4c73bc23499e899b2a4627c640f1bcad71bbd

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

install

C2

185.167.97.37:30904

Extracted

Family

raccoon

Botnet

fe582536ec580228180f270f7cb80a867860e010

Attributes
  • url4cnc

    https://telete.in/xylichanjk

rc4.plain
rc4.plain

Targets

    • Target

      e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed

    • Size

      181KB

    • MD5

      3bd6c6e6ad4fea6981478342e347ff04

    • SHA1

      99d38aca5346c37c6b6394884a4dab485b749efd

    • SHA256

      e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed

    • SHA512

      797795790457d834075de80af7ce289e96963f0720976f48ac9f2b0d6eac00e87d423f11bc88394639ea6dd34eb4c73bc23499e899b2a4627c640f1bcad71bbd

    • 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

    • VKeylogger

      A keylogger first seen in Nov 2020.

    • VKeylogger Payload

    • Core1 .NET packer

      Detects packer/loader used by .NET malware.

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Drops startup file

    • 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

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

2
T1112

Install Root Certificate

1
T1130

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

Command and Control

Web Service

1
T1102

Tasks