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
    23-10-2024 15:01

General

  • Target

    gcleaner/0bd8870d0ff1f1896fdc4ba339e7c396438f77bc5b20dd12218e5a33bb19ecc1.exe

  • Size

    229KB

  • MD5

    8dd083b8b1dadae34d62d6c2065ccabf

  • SHA1

    932fbc9b865200d84867f255f06a9d5d8a0e0b64

  • SHA256

    0bd8870d0ff1f1896fdc4ba339e7c396438f77bc5b20dd12218e5a33bb19ecc1

  • SHA512

    077bdea9fe8211da138ebb2007f4e61aa8f5a94973aad5f5158d03f551cd6305d0605e17dac47791a295923306751d5efd1c0438f2d421961ed1e51871e32278

  • SSDEEP

    6144:1ys6cvhe8LVx4gQa+kzJPoxFWaxJDv24ejBvc45OszrUlWNb6wUVRFvVzHl1nNIB:1ys6cpe8LVx4gQa+kzJPoxFWaxJDv24y

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\gcleaner\0bd8870d0ff1f1896fdc4ba339e7c396438f77bc5b20dd12218e5a33bb19ecc1.exe
    "C:\Users\Admin\AppData\Local\Temp\gcleaner\0bd8870d0ff1f1896fdc4ba339e7c396438f77bc5b20dd12218e5a33bb19ecc1.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "0bd8870d0ff1f1896fdc4ba339e7c396438f77bc5b20dd12218e5a33bb19ecc1.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\gcleaner\0bd8870d0ff1f1896fdc4ba339e7c396438f77bc5b20dd12218e5a33bb19ecc1.exe" & exit
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "0bd8870d0ff1f1896fdc4ba339e7c396438f77bc5b20dd12218e5a33bb19ecc1.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\WUBCGJ0A\download[1].htm

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • \Users\Admin\AppData\Local\Temp\asrMNVRZxDTRWyDSBw2A40H6vY\Y-Cleaner.exe

    Filesize

    1.4MB

    MD5

    a8cf5621811f7fac55cfe8cb3fa6b9f6

    SHA1

    121356839e8138a03141f5f5856936a85bd2a474

    SHA256

    614a0362ab87cee48d0935b5bb957d539be1d94c6fdeb3fe42fac4fbe182c10c

    SHA512

    4479d951435f222ca7306774002f030972c9f1715d6aaf512fca9420dd79cb6d08240f80129f213851773290254be34f0ff63c7b1f4d554a7db5f84b69e84bdd

  • memory/2684-4-0x0000000010000000-0x000000001001C000-memory.dmp

    Filesize

    112KB