General

  • Target

    bluestealer.7z

  • Size

    2.1MB

  • MD5

    8688fa67f01c3a05ea5246ea671fa45d

  • SHA1

    bd3d0167efac90adddce82c10d679069680eeaeb

  • SHA256

    b8a46aa74b7e451ca9ae336258971d7d46334b37c487da00a6039c1d146f6d62

  • SHA512

    2a69e6331730c381d8865d5d36948b632ef010be313526b428b77e6b42f21add9b00a5e19c08631a0b0200e2cc7444eba5e5850dc65decc23f94c6168a4abdb1

  • SSDEEP

    49152:+5tB7WVB/YgSjcZlNt9pqCiLnLqJiJLKjIbHxATTg5IY9L:+53WjZlLoLqJkLZrx4TBYl

Score
10/10

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Win_Update_2023

C2

butterflybourne.ddns.net:4782

Mutex

QSR_MUTEX_zD2aPCc6Z0MX6eOBsy

Attributes
  • encryption_key

    JzQzojcImiy4nU59S0ns

  • install_name

    custom.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Win_Update_2023

  • subdirectory

    SubDir

Signatures

  • Quasar family
  • Quasar payload 10 IoCs
  • AutoIT Executable 9 IoCs

    AutoIT scripts compiled to PE executables.

  • Unsigned PE 12 IoCs

    Checks for missing Authenticode signature.

Files

  • bluestealer.7z
    .7z
  • 27f824a80ebdad6b53d01f487ecb17616c0a2a9d9700ca3be3b1c1a24cdc1f71.bin
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections

  • 2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647.bin
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections

  • 500c00d4d789bb18252fd5f3fe5ce41ae7afc1175dfeb0eb9553636c2c15450a.bin
    .exe windows:5 windows x86 arch:x86


    Headers

    Sections

  • 73592f050eb0d6d8621fed9a739c491029c7975f257a9ceba4c6f2f211c7831c.bin
    .exe windows:5 windows x86 arch:x86

    eb97e4fc5518ac300a92a11673825e0b


    Headers

    Imports

    Sections

  • b086986db5990b434fbf33a030d727d4a5316c5cc154ebf0c1b9433833670176.bin
    .exe windows:5 windows x86 arch:x86

    eb97e4fc5518ac300a92a11673825e0b


    Headers

    Imports

    Sections

  • b99dab26a9787a8361f75905fa34de2fc05e19f6d5d70bd70f045e0bab05f4fc.bin
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections

  • c9fc6dc8c8dbff7eff9a199440ef52348cf2d410da5d6940d3648d6fa1f568e6.bin
    .exe windows:5 windows x86 arch:x86

    eb97e4fc5518ac300a92a11673825e0b


    Headers

    Imports

    Sections

  • caf5832156e063db5f23ccdb510600cefc45d65281d57771f19637daf7f3d7ad.bin
    .exe windows:5 windows x86 arch:x86

    eb97e4fc5518ac300a92a11673825e0b


    Headers

    Imports

    Sections

  • cf18bda81a0c95a61a47ece2c1fd879e86e3f1fbd64f3e291fee2d5ca96171a2.bin
    .exe windows:5 windows x86 arch:x86

    eb97e4fc5518ac300a92a11673825e0b


    Headers

    Imports

    Sections

  • d1f112692188b7a7cd36cafc7751da401af6d5e6ff73a89ea988c553d00bd93e.bin
    .exe windows:5 windows x86 arch:x86

    eb97e4fc5518ac300a92a11673825e0b


    Headers

    Imports

    Sections

  • e329eaa5c013df43ea579571a5ae4d65f8cfd04809aeeb219551c80d6ff42bcd.bin
    .exe windows:5 windows x86 arch:x86

    eb97e4fc5518ac300a92a11673825e0b


    Headers

    Imports

    Sections

  • eba45a34e3dfa65dd307af9f5c018bf48aeb4a08fac42ca2899f9334b34e870b.bin
    .exe windows:5 windows x86 arch:x86

    eb97e4fc5518ac300a92a11673825e0b


    Headers

    Imports

    Sections