General

  • Target

    a107691626d47d999ab6cf1d771dc857fd2f36d524d942fe896ccd39179bc38a

  • Size

    197KB

  • Sample

    220925-btawlaeadp

  • MD5

    441feffa5ca8e08a98aa425cca8aa67b

  • SHA1

    ab791037acb754a843a54ad254dc875aa8cbd6d7

  • SHA256

    a107691626d47d999ab6cf1d771dc857fd2f36d524d942fe896ccd39179bc38a

  • SHA512

    d9add2bb5337d87c5c19f2242990bb1965cd9702f94c8d00475847ea45548cf4bc94d5eba5f64d16a584ce46c06f79587675c96ffa7cb81d0927b5b1fd39fe32

  • SSDEEP

    3072:K4s8aML4M4RqN5jvAVkaj6I1aVDV2ggxmC8mfeiBvZxg/PkkXx:7LKRuvGkaDODV25xuK

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

      a107691626d47d999ab6cf1d771dc857fd2f36d524d942fe896ccd39179bc38a

    • Size

      197KB

    • MD5

      441feffa5ca8e08a98aa425cca8aa67b

    • SHA1

      ab791037acb754a843a54ad254dc875aa8cbd6d7

    • SHA256

      a107691626d47d999ab6cf1d771dc857fd2f36d524d942fe896ccd39179bc38a

    • SHA512

      d9add2bb5337d87c5c19f2242990bb1965cd9702f94c8d00475847ea45548cf4bc94d5eba5f64d16a584ce46c06f79587675c96ffa7cb81d0927b5b1fd39fe32

    • SSDEEP

      3072:K4s8aML4M4RqN5jvAVkaj6I1aVDV2ggxmC8mfeiBvZxg/PkkXx:7LKRuvGkaDODV25xuK

    • 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.

    • Windows security bypass

    • 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

    • Deletes itself

    • 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

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Collection

Email Collection

1
T1114

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks