General

  • Target

    a78d99f318fe55b829e1f44b4975d5e2

  • Size

    214KB

  • Sample

    210723-p6123agdxa

  • MD5

    a78d99f318fe55b829e1f44b4975d5e2

  • SHA1

    8e86b2dc11ff92ba81741260f9db701f596984cf

  • SHA256

    b5f6dd8ed8b59d1928f750db19e5c04d74892c9890eeff8d9805ef2f7152411e

  • SHA512

    2e43ee0e2737555cfe5d8719d23fc2285011db0bff0efead38cc6bf76f38bdf427cf39990ea7658e0fdc453d6c48ba1c4a1978fd0b1b8efd7445410854b666a1

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforjuly1.xyz/

http://readinglistforjuly2.xyz/

http://readinglistforjuly3.xyz/

http://readinglistforjuly4.xyz/

http://readinglistforjuly5.xyz/

http://readinglistforjuly6.xyz/

http://readinglistforjuly7.xyz/

http://readinglistforjuly8.xyz/

http://readinglistforjuly9.xyz/

http://readinglistforjuly10.xyz/

http://readinglistforjuly1.site/

http://readinglistforjuly2.site/

http://readinglistforjuly3.site/

http://readinglistforjuly4.site/

http://readinglistforjuly5.site/

http://readinglistforjuly6.site/

http://readinglistforjuly7.site/

http://readinglistforjuly8.site/

http://readinglistforjuly9.site/

http://readinglistforjuly10.site/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

39.7

Botnet

408

C2

https://shpak125.tumblr.com/

Attributes
  • profile_id

    408

Extracted

Family

redline

Botnet

123123123

C2

45.32.235.238:45555

Extracted

Family

redline

Botnet

444

C2

xaiandaran.xyz:80

Extracted

Family

redline

Botnet

555

C2

xaiandaran.xyz:80

Extracted

Family

redline

Botnet

NewInstallShop

C2

135.148.139.222:33569

Targets

    • Target

      a78d99f318fe55b829e1f44b4975d5e2

    • Size

      214KB

    • MD5

      a78d99f318fe55b829e1f44b4975d5e2

    • SHA1

      8e86b2dc11ff92ba81741260f9db701f596984cf

    • SHA256

      b5f6dd8ed8b59d1928f750db19e5c04d74892c9890eeff8d9805ef2f7152411e

    • SHA512

      2e43ee0e2737555cfe5d8719d23fc2285011db0bff0efead38cc6bf76f38bdf427cf39990ea7658e0fdc453d6c48ba1c4a1978fd0b1b8efd7445410854b666a1

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • 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

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