Analysis

  • max time kernel
    21s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 03:05

General

  • Target

    0c77500a376402cfad864c1454b8df2a.exe

  • Size

    170KB

  • MD5

    0c77500a376402cfad864c1454b8df2a

  • SHA1

    4faf5cdade7e6011174b17ea8f6f141f9e071030

  • SHA256

    e99c6b040873bcd813f2a71d04a7e71f2888b8793f630575b50ceb59b9d9750a

  • SHA512

    b2c80afa32b45db1a70453de2a693aa50dd9a104ac857b8c1a6ddaec4875865480cdaa550b8cc35e12ef96e37d1b5cf854641b7854d716545aa36f7f5e11bad2

  • SSDEEP

    3072:+5ERKdsNSE8jWf+FnGevgjFA+WzmLpJhJ4RpS:+wB8qonGeoFA0lyp

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0c77500a376402cfad864c1454b8df2a.exe
    "C:\Users\Admin\AppData\Local\Temp\0c77500a376402cfad864c1454b8df2a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Users\Admin\AppData\Local\Temp\ln240603437\lrunner.exe
      "C:\Users\Admin\AppData\Local\Temp\\ln240603437\lrunner.exe" --bpl="eyJjbGlfdmVyIjogMiwgImluc3RhbGxfdXJsIjogImh0dHBzOi8vZ29zb2Z0ZGwubWFpbC5ydS9zd2l0Y2hlcl9wZF8zXzkuZXhlIiwgImxvY2F0aW9uX2lkIjogImxhbmRfcGFydG5lcl9saXRlIiwgInF1ZXJ5X3N0cmluZyI6ICJwYXJ0bmVyX25ld191cmw9aHR0cCUzQSUyRiUyRmJyby1saXRlLWZyZWUucnUlMkZhcGklMkZleHBlcmltZW50JTJGaW5zdGFsbCUzRnBiJTNEaHR0cCUzQSUyRiUyRnVuaXZlcnNhbHNyYy5uZXQlMkZhcGklMkZnb2FsJTNGdmlzaXRpZCUzRHZLbWwwcGRDZ3RQaHhBWmkmYW1wPSZvdnI9X19PVlImYW1wPSZndWlkPV9fR1VJRCZhbXA9JnJmcj04NzAwMDAiLCAidHMiOiAxNjI0MjU4MzkzfQ=="
      2⤵
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      PID:4828

Network

MITRE ATT&CK Enterprise v15

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Downloads