General

  • Target

    2024-10-26_f12e2945773ae0c18f91290049709f5e_avoslocker_revil

  • Size

    4.5MB

  • Sample

    241026-n1d8taveqr

  • MD5

    f12e2945773ae0c18f91290049709f5e

  • SHA1

    d835e55adf3e466e4ef41dfb5ff06670368c8ad7

  • SHA256

    b014f479c70d22623b1a3826e16d70abc750c9103c6597d623ab4183124130f3

  • SHA512

    9b0197710f9df9cbd8f4ba992d7a4276deb6600223a351f45d871e98835d2fb9072497baee7da9c456fff1a1977db45a148c0da7f24504c22c89c9946358fd72

  • SSDEEP

    98304:HNuGxoPVmxTtDX+p4qo4iHM6OKWR6CpPcZ8wRhIybxj5t8PGXoQ1dVjJ:HRePVmxTtDX+OhlHhOts8wRh9bJQq1dt

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66/

http://91.202.233.141/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035

TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

rsXCXBf9SagxV8JfC12d8Bybk84oPdMNN9

AULzfBuUAPfCGAXoG5Vq14aP9s6fx3AH4Z

LTK4xdKPAgFHPLan8kriAD7eY4heyy73mB

MP8GEm8QpYgQYaMo8oM5NQhRBgDGiLZW5Q

4BB7ckkaPTyADc8trtuwDoZxywaR4eNL5cDJ3KBjq9GraN4mUFztf7mLS7WgT7Bh7uPqpjvA4ypVwXKCJ1vvLWWAFvSmDoD

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

1BzmrjmKPKSR2hH5BeJySfiVA676E8DYaK

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3ESHude8zUHksQg1h6hHmzY79BS36L91Yn

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2

bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr

bc1qc9edl4hzl9jyt8twdad3zjeh2df2znq96tdezd

Attributes
  • mutex

    mmn7nnm8na

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Extracted

Family

phorphiex

C2

http://185.215.113.84

Targets

    • Target

      2024-10-26_f12e2945773ae0c18f91290049709f5e_avoslocker_revil

    • Size

      4.5MB

    • MD5

      f12e2945773ae0c18f91290049709f5e

    • SHA1

      d835e55adf3e466e4ef41dfb5ff06670368c8ad7

    • SHA256

      b014f479c70d22623b1a3826e16d70abc750c9103c6597d623ab4183124130f3

    • SHA512

      9b0197710f9df9cbd8f4ba992d7a4276deb6600223a351f45d871e98835d2fb9072497baee7da9c456fff1a1977db45a148c0da7f24504c22c89c9946358fd72

    • SSDEEP

      98304:HNuGxoPVmxTtDX+p4qo4iHM6OKWR6CpPcZ8wRhIybxj5t8PGXoQ1dVjJ:HRePVmxTtDX+OhlHhOts8wRh9bJQq1dt

    • Modifies security service

    • Phorphiex family

    • Phorphiex payload

    • Phorphiex, Phorpiex

      Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Xmrig family

    • xmrig

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

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks