General

  • Target

    594372006ab7dae5cb292b0768d424ed.exe

  • Size

    295KB

  • Sample

    210618-7l7fn3972n

  • MD5

    594372006ab7dae5cb292b0768d424ed

  • SHA1

    a6108c2205f17925471d7bbfac9dbb3558b6e7e2

  • SHA256

    653d4491de7461361a379e7ed09e172c06d669d25fed55f134a1b278827f2efe

  • SHA512

    a78759d4a778f97ea03586244d46373ace726f6267b7f38de46061737752a1d484794cad59c5c5fcbd2491061a3deda49cff75e0b4735c6ef81f0c4b1ed1c89e

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://999080321newfolder1002002131-service1002.space/

http://999080321newfolder1002002231-service1002.space/

http://999080321newfolder3100231-service1002.space/

http://999080321newfolder1002002431-service1002.space/

http://999080321newfolder1002002531-service1002.space/

http://999080321newfolder33417-012425999080321.space/

http://999080321test125831-service10020125999080321.space/

http://999080321test136831-service10020125999080321.space/

http://999080321test147831-service10020125999080321.space/

http://999080321test146831-service10020125999080321.space/

http://999080321test134831-service10020125999080321.space/

http://999080321est213531-service1002012425999080321.ru/

http://999080321yes1t3481-service10020125999080321.ru/

http://999080321test13561-service10020125999080321.su/

http://999080321test14781-service10020125999080321.info/

http://999080321test13461-service10020125999080321.net/

http://999080321test15671-service10020125999080321.tech/

http://999080321test12671-service10020125999080321.online/

http://999080321utest1341-service10020125999080321.ru/

http://999080321uest71-service100201dom25999080321.ru/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

50f8ded12c46443e43915127b1219ac2fc439bb6

Attributes
  • url4cnc

    https://tttttt.me/mimimimaxormin

rc4.plain
rc4.plain

Extracted

Family

vidar

Version

39.3

Botnet

931

C2

https://bandakere.tumblr.com

Attributes
  • profile_id

    931

Extracted

Family

redline

Botnet

3

C2

135.181.221.121:34106

Targets

    • Target

      594372006ab7dae5cb292b0768d424ed.exe

    • Size

      295KB

    • MD5

      594372006ab7dae5cb292b0768d424ed

    • SHA1

      a6108c2205f17925471d7bbfac9dbb3558b6e7e2

    • SHA256

      653d4491de7461361a379e7ed09e172c06d669d25fed55f134a1b278827f2efe

    • SHA512

      a78759d4a778f97ea03586244d46373ace726f6267b7f38de46061737752a1d484794cad59c5c5fcbd2491061a3deda49cff75e0b4735c6ef81f0c4b1ed1c89e

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Drops file in System32 directory

    • 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

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

4
T1005

Tasks