General

  • Target

    3f2712bc6ef1dad5d229220704cbb298eb04cf6e061e47a546c9b43e0db12173

  • Size

    196KB

  • Sample

    220924-3q126acdg4

  • MD5

    84c36e818328f085abc25a604c24b297

  • SHA1

    f37797de467c75017007c3ea3209be1e902bacf6

  • SHA256

    3f2712bc6ef1dad5d229220704cbb298eb04cf6e061e47a546c9b43e0db12173

  • SHA512

    dc52bedcb01107f9872950850170bf153efbb32536c8d33ab1dac396bd6a28e7c114496bad28c9248f86489c5a038a1d1b9ee82e83d5663568f7af9c00884d0b

  • SSDEEP

    3072:lLMMsLIBzhIN5Onb3vQU1NZWEGWHQRa2NbMdLqLBK3tYL/PkkXx:mL4hNDvQU1NsNWwRa2NQdLqEy

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @me_golds)

C2

77.73.134.27:7161

Attributes
  • auth_value

    e136da06c7c0400f4091dab1787720ea

Targets

    • Target

      3f2712bc6ef1dad5d229220704cbb298eb04cf6e061e47a546c9b43e0db12173

    • Size

      196KB

    • MD5

      84c36e818328f085abc25a604c24b297

    • SHA1

      f37797de467c75017007c3ea3209be1e902bacf6

    • SHA256

      3f2712bc6ef1dad5d229220704cbb298eb04cf6e061e47a546c9b43e0db12173

    • SHA512

      dc52bedcb01107f9872950850170bf153efbb32536c8d33ab1dac396bd6a28e7c114496bad28c9248f86489c5a038a1d1b9ee82e83d5663568f7af9c00884d0b

    • SSDEEP

      3072:lLMMsLIBzhIN5Onb3vQU1NZWEGWHQRa2NbMdLqLBK3tYL/PkkXx:mL4hNDvQU1NsNWwRa2NQdLqEy

    • Detects Smokeloader packer

    • 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.

    • xmrig

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

    • XMRig Miner payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • 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

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Email Collection

1
T1114

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks