General

  • Target

    06106d568543ad90a9da7b4bf86586c188490dd2d7e3825a0850d14208870af7

  • Size

    196KB

  • Sample

    220925-d5k7tadae7

  • MD5

    6ffb228fe183dd2f5642897500d32a06

  • SHA1

    3cc879eb01b16a64528edc03c7330f7602a02644

  • SHA256

    06106d568543ad90a9da7b4bf86586c188490dd2d7e3825a0850d14208870af7

  • SHA512

    be0670ff9b38b0ab954998273a535024bb9a9dbccb90cf9190a6c8b14c569ed3b8abb39b147b79dc34ab5e554a832d2280758dc2aedde6bb45d0125febfb6a52

  • SSDEEP

    3072:ZuEvsLeNYxNN5S+4S90qeRMd4gmrCIfZGHne3BVIc6/PkkXx:ELtxN8CdYfsHi

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

      06106d568543ad90a9da7b4bf86586c188490dd2d7e3825a0850d14208870af7

    • Size

      196KB

    • MD5

      6ffb228fe183dd2f5642897500d32a06

    • SHA1

      3cc879eb01b16a64528edc03c7330f7602a02644

    • SHA256

      06106d568543ad90a9da7b4bf86586c188490dd2d7e3825a0850d14208870af7

    • SHA512

      be0670ff9b38b0ab954998273a535024bb9a9dbccb90cf9190a6c8b14c569ed3b8abb39b147b79dc34ab5e554a832d2280758dc2aedde6bb45d0125febfb6a52

    • SSDEEP

      3072:ZuEvsLeNYxNN5S+4S90qeRMd4gmrCIfZGHne3BVIc6/PkkXx:ELtxN8CdYfsHi

    • 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