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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    06/06/2024, 20:59

General

  • Target

    33afef833dcb4dd7102d39dc249f2afed4becf03e2a0c9eea1bed00482b70e3d.exe

  • Size

    91KB

  • MD5

    f99326cecbc6e3882561eb2d4c4e586a

  • SHA1

    c91a355104d0c3fff7e62365f5f0073640056ba2

  • SHA256

    33afef833dcb4dd7102d39dc249f2afed4becf03e2a0c9eea1bed00482b70e3d

  • SHA512

    7e92395738fb900f7542b83971301fe8ad16c611fdd7f79a54078dfc63e1ce8d1d13a67b6baf4efab3f630c0fd94e9dc0a503a45b7e60ee62c4e78432dfa735c

  • SSDEEP

    1536:DS7nK8eztdgI2MyzNORQtOflIwoHNV2XBFV72B4lA7ZsyPibdF45jYl7JJUj23p3:DJtdgI2MyzNORQtOflIwoHNV2XBFV72o

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\33afef833dcb4dd7102d39dc249f2afed4becf03e2a0c9eea1bed00482b70e3d.exe
    "C:\Users\Admin\AppData\Local\Temp\33afef833dcb4dd7102d39dc249f2afed4becf03e2a0c9eea1bed00482b70e3d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\AppData\Local\Temp\ffengh.exe
      "C:\Users\Admin\AppData\Local\Temp\ffengh.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ffengh.exe

    Filesize

    91KB

    MD5

    e8196fb561749975a8641c0e1d468df4

    SHA1

    77bbe200f83567feee78c4e72355339923b8e0a3

    SHA256

    672fbc7c924fb177c648e2cbead41a5b3d679f8f621e65cded65db6296a7e216

    SHA512

    9a6b15a91bf9c91e0003e28a59f21116ee9f3baf0085dc35129235f3bf24bde1bd42a24013aeb4154d34c7dd900a33bb51ec941c7ffcb5c0c7e7a92b3b371616

  • memory/1948-0-0x0000000000320000-0x0000000000327000-memory.dmp

    Filesize

    28KB

  • memory/1948-1-0x0000000000400000-0x0000000000404000-memory.dmp

    Filesize

    16KB

  • memory/1948-6-0x0000000000320000-0x0000000000327000-memory.dmp

    Filesize

    28KB

  • memory/1976-19-0x00000000003D0000-0x00000000003D7000-memory.dmp

    Filesize

    28KB