General

  • Target

    e1a07edbc4faa303861000a763e0c05db85aeb09a649db96a7a992719239771b

  • Size

    294KB

  • Sample

    220109-tptr1sdeh2

  • MD5

    d06e6db2b673e131fbcecb51f7473577

  • SHA1

    436d45e67e2f37f24632fc956e5d32b97901bdc4

  • SHA256

    e1a07edbc4faa303861000a763e0c05db85aeb09a649db96a7a992719239771b

  • SHA512

    2936c2fe0beba7ce04f66b875442b815be4e12b4f9f628d8a8a60f01bfdf7e6ea947b061c3c9444cdc11c0a8770d695fc3ed57cc532e5c8388ec4920bc63f896

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

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

patmushta.info

parubey.info

Extracted

Family

raccoon

Version

1.8.4-hotfixs

rc4.plain

Targets

    • Target

      e1a07edbc4faa303861000a763e0c05db85aeb09a649db96a7a992719239771b

    • Size

      294KB

    • MD5

      d06e6db2b673e131fbcecb51f7473577

    • SHA1

      436d45e67e2f37f24632fc956e5d32b97901bdc4

    • SHA256

      e1a07edbc4faa303861000a763e0c05db85aeb09a649db96a7a992719239771b

    • SHA512

      2936c2fe0beba7ce04f66b875442b815be4e12b4f9f628d8a8a60f01bfdf7e6ea947b061c3c9444cdc11c0a8770d695fc3ed57cc532e5c8388ec4920bc63f896

    • Arkei

      Arkei is an infostealer written in C++.

    • LoaderBot

      LoaderBot is a loader written in .NET downloading and executing miners.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • 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.

    • Arkei Stealer Payload

    • LoaderBot executable

    • XMRig Miner Payload

    • Blocklisted process makes network request

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Deletes itself

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks