Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 14:38

General

  • Target

    1ec85926d9116ffa8b165fc159d2d80eb435f30184b240bf2c8268581cd2b7fd.exe

  • Size

    173KB

  • MD5

    67d4d04071a1b050f7b1ca9f106d73e1

  • SHA1

    2fc43df48f026eea82a3df6def9b105da0e6e1a8

  • SHA256

    1ec85926d9116ffa8b165fc159d2d80eb435f30184b240bf2c8268581cd2b7fd

  • SHA512

    cbfad57660c87ffa5b95d302cbc6be471402663af5dd532d4367f141db432b0bc75896344e1fb9c8d92df3f71660ef0bd92343a8f9418c5b3a465fa449500ae1

  • SSDEEP

    3072:UMYf4HR3gLf7V4d/zRU0ZX57I0d8j8tYwmA8cWU4:N5wLf7V4Rm0NzmAVW

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Smokeloader family
  • Program crash 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 use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ec85926d9116ffa8b165fc159d2d80eb435f30184b240bf2c8268581cd2b7fd.exe
    "C:\Users\Admin\AppData\Local\Temp\1ec85926d9116ffa8b165fc159d2d80eb435f30184b240bf2c8268581cd2b7fd.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 136
      2⤵
      • Program crash
      PID:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2140-1-0x0000000000640000-0x0000000000740000-memory.dmp

    Filesize

    1024KB

  • memory/2140-2-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2140-3-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB