General

  • Target
    pastlavan.exe
  • Size 1.2MB
  • Sample260806-ejjmjasfre
  • SHA256 2f9d1c4c241d751019ccf4006ad034d9fc619902a28702e0075b1ec0cc38e534
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10

Malware Config

Extracted

Family
  • quasar

Attributes
  • encryption_key

    33A7029011B6BD4B067B8907EB238F25EFF233BF

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Signatures

  • Family: Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 1 IoCs
  • Unsigned PE 4 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • pastlavan.exe
    .exe 1.2MB
  • messagepack.annotations.dll
    .dll 18KB
  • messagepack.dll
    .dll 368KB
  • pulsar.common.dll
    .dll 183KB
  • system.buffers.dll
    .dll 20KB
  • system.collections.immutable.dll
    .dll 246KB
  • system.memory.dll
    .dll 138KB
  • system.numerics.vectors.dll
    .dll 113KB
  • system.runtime.compilerservices.unsafe.dll
    .dll 18KB
  • system.threading.tasks.extensions.dll
    .dll 25KB

pastlavan.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 2f9d1c4c241d751019ccf4006ad034d9fc619902a28702e0075b1ec0cc38e534
  • MD5 SHA1 SHA512 SSDEEP TLSH
  • Quasar payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
978766
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA 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_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE
PDB paths