Resubmissions

20/09/2026, 14:06

260920-revv8acb6810

20/09/2026, 14:02

260920-rcjp6sxhld10

General

  • Target
    lols.exe
  • Size 16.3MB
  • Sample260920-revv8acb68
  • SHA256 57e189769b36bae3aa0570b8f714db555e2ff677fae052818cc454fb61e8406b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • Office04

C2
  • k34ubnxh.free.pwrp.cc:10060

Mutex
  • 61feac9c-bec4-430d-bdec-68ded98f6b38

Attributes
  • encryption_key

    6CCA79AF34B4403DC30C315A41DAFBEE784F279D

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Family: Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Family: xmrig

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

  • Quasar payload 1 IoCs
  • XMRig Miner payload 2 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • lols.exe
    .exe 16.3MB

lols.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 57e189769b36bae3aa0570b8f714db555e2ff677fae052818cc454fb61e8406b
  • MD5 SHA1 SHA512 SSDEEP TLSH
  • Quasar payload

  • XMRig Miner payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
17095182
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE
PDB paths