General

  • Target

    be2217174a9927d8df6977aca91f733234854a7d58ea4a4379a6c5735a9200f1

  • Size

    317KB

  • Sample

    220125-pepyvsfgd9

  • MD5

    651b565bf27de6c439c1c1071361b37a

  • SHA1

    00bf67fd5775f80a14a0051bc295241c9e4c0b57

  • SHA256

    be2217174a9927d8df6977aca91f733234854a7d58ea4a4379a6c5735a9200f1

  • SHA512

    6cbaa1e05e88ce967be7e7ae9c5aa5b6ab7cfce4b6bdd3e93550ee10a86336ef6f1d6ea1dff19172e8278791145e2e87ff6ec3f74815d3074655bac942f8b304

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://abpa.at/upload/

http://emaratghajari.com/upload/

http://d7qw.cn/upload/

http://alumik-group.ru/upload/

http://zamkikurgan.ru/upload/

https://oakland-studio.video/search.php

https://seattle-university.video/search.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

1

C2

45.32.171.34:42954

Targets

    • Target

      be2217174a9927d8df6977aca91f733234854a7d58ea4a4379a6c5735a9200f1

    • Size

      317KB

    • MD5

      651b565bf27de6c439c1c1071361b37a

    • SHA1

      00bf67fd5775f80a14a0051bc295241c9e4c0b57

    • SHA256

      be2217174a9927d8df6977aca91f733234854a7d58ea4a4379a6c5735a9200f1

    • SHA512

      6cbaa1e05e88ce967be7e7ae9c5aa5b6ab7cfce4b6bdd3e93550ee10a86336ef6f1d6ea1dff19172e8278791145e2e87ff6ec3f74815d3074655bac942f8b304

    • 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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • 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

Execution

Command-Line Interface

1
T1059

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

5
T1082

Process Discovery

1
T1057

Collection

Data from Local System

2
T1005

Tasks