General

  • Target

    25662735c61aad88fad33ef29edffbf9ed738556135774da119bb9eadb321fdd

  • Size

    169KB

  • Sample

    220923-m1fafaaabk

  • MD5

    747220026ace8bb810f557d9a7d3a9f9

  • SHA1

    9e7e544b460455a9d85959b24a687ac7e8541b19

  • SHA256

    25662735c61aad88fad33ef29edffbf9ed738556135774da119bb9eadb321fdd

  • SHA512

    60640e98d660ed5e9499ef5b889ab2cf38465c8bc1938201a7a7400c72b116de962a4ea3632af8335ab8c5dc4d45143056d26d99400dad50ce296f79bcfd01bc

  • SSDEEP

    3072:sWDL5R45mHq8OjJ1SmZ/gDivi6F0VZBnel6/PkW4n:FLrjH8/BF0tel

Malware Config

Extracted

Family

redline

Botnet

LogsDiller Cloud (Sup: @mr_golds)

C2

77.73.134.27:8163

Attributes
  • auth_value

    56c6f7b9024c076f0a96931453da7e56

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      25662735c61aad88fad33ef29edffbf9ed738556135774da119bb9eadb321fdd

    • Size

      169KB

    • MD5

      747220026ace8bb810f557d9a7d3a9f9

    • SHA1

      9e7e544b460455a9d85959b24a687ac7e8541b19

    • SHA256

      25662735c61aad88fad33ef29edffbf9ed738556135774da119bb9eadb321fdd

    • SHA512

      60640e98d660ed5e9499ef5b889ab2cf38465c8bc1938201a7a7400c72b116de962a4ea3632af8335ab8c5dc4d45143056d26d99400dad50ce296f79bcfd01bc

    • SSDEEP

      3072:sWDL5R45mHq8OjJ1SmZ/gDivi6F0VZBnel6/PkW4n:FLrjH8/BF0tel

    • 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.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks