Analysis

  • max time kernel
    13s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2025 22:08

General

  • Target

    2b2648e45e2eb6c3bc0abcf773ff835f87c9ebdc364deecf89016d98b7092350.exe

  • Size

    178KB

  • MD5

    832d939c19d3c697dce236d075b478f7

  • SHA1

    3d23ff4463ec20d29befc3bcde43012035bfb2ed

  • SHA256

    2b2648e45e2eb6c3bc0abcf773ff835f87c9ebdc364deecf89016d98b7092350

  • SHA512

    6500ccde9d78f211fe3368505f8a8b0b3b78e2c92a9e3c2ddc36307e9d41502218563ef82304b5be265663ce84ee619cd11b7507c00447123ffd5aca767beb81

  • SSDEEP

    3072:sLL3KSPwEeRF8vKZps4hbyzYASfWEH5i28m6JZSIoyFYVtvys:sLL3KSPwXZpHhbyULLAXXNoy6x

Malware Config

Extracted

Family

smokeloader

Botnet

cece

Extracted

Family

smokeloader

Version

2018

C2

http://proxy-exe.bit/2/

http://kiyanka.club/2/

http://d3s1.me/2/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Smokeloader family
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b2648e45e2eb6c3bc0abcf773ff835f87c9ebdc364deecf89016d98b7092350.exe
    "C:\Users\Admin\AppData\Local\Temp\2b2648e45e2eb6c3bc0abcf773ff835f87c9ebdc364deecf89016d98b7092350.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Users\Admin\AppData\Local\Temp\2b2648e45e2eb6c3bc0abcf773ff835f87c9ebdc364deecf89016d98b7092350.exe
      "C:\Users\Admin\AppData\Local\Temp\2b2648e45e2eb6c3bc0abcf773ff835f87c9ebdc364deecf89016d98b7092350.exe"
      2⤵
      • Maps connected drives based on registry
      • Suspicious behavior: MapViewOfSection
      PID:2072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1268-7-0x0000000002A00000-0x0000000002A15000-memory.dmp

    Filesize

    84KB

  • memory/1268-6-0x0000000002A20000-0x0000000002A21000-memory.dmp

    Filesize

    4KB

  • memory/1268-9-0x0000000002A00000-0x0000000002A15000-memory.dmp

    Filesize

    84KB

  • memory/2072-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2072-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2072-5-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2072-8-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2376-1-0x0000000000490000-0x0000000000590000-memory.dmp

    Filesize

    1024KB