General

  • Target

    6afc9fe877c4656707db249ff2ea63536ec3726f8bc3e49fb30e085a6439f106

  • Size

    336KB

  • Sample

    211123-svrdeadfd6

  • MD5

    972fa46bb9523f284631bcc594f4a9ad

  • SHA1

    057427d28eea89cb71e2932adeab7084566ef979

  • SHA256

    6afc9fe877c4656707db249ff2ea63536ec3726f8bc3e49fb30e085a6439f106

  • SHA512

    9a39996893e5da3076ed58b1019fe7deb537dece5cd062db0d904fe930d571143d2890e09d555ba5311a382a8c9ab0bf32ba55d19bdd5cd644c9fa95da03dccb

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

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

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

http://nalirou70.top/

http://xacokuo80.top/

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

tofsee

C2

quadoil.ru

lakeflex.ru

Extracted

Family

redline

C2

185.159.80.90:38655

Extracted

Family

redline

Botnet

@123

C2

141.95.82.50:63652

Extracted

Family

vidar

Version

48.7

Botnet

706

C2

https://mstdn.social/@anapa

https://mastodon.social/@mniami

Attributes
  • profile_id

    706

Targets

    • Target

      6afc9fe877c4656707db249ff2ea63536ec3726f8bc3e49fb30e085a6439f106

    • Size

      336KB

    • MD5

      972fa46bb9523f284631bcc594f4a9ad

    • SHA1

      057427d28eea89cb71e2932adeab7084566ef979

    • SHA256

      6afc9fe877c4656707db249ff2ea63536ec3726f8bc3e49fb30e085a6439f106

    • SHA512

      9a39996893e5da3076ed58b1019fe7deb537dece5cd062db0d904fe930d571143d2890e09d555ba5311a382a8c9ab0bf32ba55d19bdd5cd644c9fa95da03dccb

    • 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.

    • Windows security bypass

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Vidar Stealer

    • XMRig Miner Payload

    • 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 web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • 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

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks