General

  • Target

    afdebbe310efbf8ebc01012495dba839.exe

  • Size

    317KB

  • Sample

    211113-x2p65scddq

  • MD5

    afdebbe310efbf8ebc01012495dba839

  • SHA1

    4107fbed949f1c820da21072f94ead291052e572

  • SHA256

    d5c05cd26342688768185f72a797e379fccea0ced4b49af77770a632f0601166

  • SHA512

    dab287c424767bdaa4f5fb936062b20b80e2d8889e8236d6607fa700bb0fd777fa159126d1ec97fcdc6b22c4ce51e50a00b401b0c301896d06941237cd8f62c1

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

http://srtuiyhuali.at/

http://fufuiloirtu.com/

http://amogohuigotuli.at/

http://novohudosovu.com/

http://brutuilionust.com/

http://bubushkalioua.com/

http://dumuilistrati.at/

http://verboliatsiaeeees.com/

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

Extracted

Family

redline

C2

185.159.80.90:38637

Extracted

Family

redline

Botnet

SuperStar

C2

185.215.113.29:36224

Extracted

Family

raccoon

Version

1.8.3-hotfix

Botnet

675718a5f2ce6d3cacf6cb04a512f5637eae995f

Attributes
  • url4cnc

    http://91.219.236.27/agrybirdsgamerept

    http://5.181.156.92/agrybirdsgamerept

    http://91.219.236.207/agrybirdsgamerept

    http://185.225.19.18/agrybirdsgamerept

    http://91.219.237.227/agrybirdsgamerept

    http://185.163.47.176/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family

oski

C2

takpo.biz

Targets

    • Target

      afdebbe310efbf8ebc01012495dba839.exe

    • Size

      317KB

    • MD5

      afdebbe310efbf8ebc01012495dba839

    • SHA1

      4107fbed949f1c820da21072f94ead291052e572

    • SHA256

      d5c05cd26342688768185f72a797e379fccea0ced4b49af77770a632f0601166

    • SHA512

      dab287c424767bdaa4f5fb936062b20b80e2d8889e8236d6607fa700bb0fd777fa159126d1ec97fcdc6b22c4ce51e50a00b401b0c301896d06941237cd8f62c1

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

    • 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

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

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

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

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks