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Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15/05/2024, 12:16

General

  • Target

    d1953db063dc90f9d7aa23bc105aaf80_NeikiAnalytics.exe

  • Size

    692KB

  • MD5

    d1953db063dc90f9d7aa23bc105aaf80

  • SHA1

    0392cd72b7e794b5dd8973f74b2672aadde6faf7

  • SHA256

    8f883f8896343a6e1bc344156592e1c91021a4e991003a4f1e40e75ed9218b59

  • SHA512

    63dfecfff264245a82432db0724f098b04bf02ac65c24f94bebddf408c2c8debb093cac6923ffdfd1119285724604d992cd69515545042835c93168919a9bc0d

  • SSDEEP

    6144:WdspDeDrxkg/vrMuJIgwhEFHyOrJcX/Pgqwzm5IzkWjS4e4azExBKO1t4Kb70Nqp:s8kxNhOZElO5kkWjhD4AIpGtAtScw

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies system executable filetype association 2 TTPs 2 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 34 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 1 IoCs
  • Modifies registry class 18 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1953db063dc90f9d7aa23bc105aaf80_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\d1953db063dc90f9d7aa23bc105aaf80_NeikiAnalytics.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Program Files (x86)\ESEUV.EXE
      "C:\Program Files (x86)\ESEUV.EXE"
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Enumerates connected drives
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PerfLogs\LEFN.EXE

    Filesize

    692KB

    MD5

    2cb3581dad1ac5caff6bd892507fbcab

    SHA1

    9455a3a1fdd03acb38f49e88e1059c5ff5e545c6

    SHA256

    98d2d16f8cabfd381941c38005eb7596c5fcdeb148cbb043eebb58177ffe85d5

    SHA512

    247104394108578757abc7d4a52d327bae63f7b2d2b27c09218c864192128f5a3d9b4fcf1a2cd6ad17e3d10236eff73999c82ca0c46caec9a09bd82beada83a8

  • \??\c:\filedebug

    Filesize

    247B

    MD5

    0d1a915d3dc82e3461728e4851470352

    SHA1

    4428cc32686422767c1f6c4542154e931f6ac217

    SHA256

    4d4f2f0409833b5304852f79ecc70c73f7bca0aa4ff30c246feaf3f7bee30b9b

    SHA512

    adda3b834280a011c9c74fa54bb9c23fccd11c9162a37d0ab0e747e9207a62705a01bdc6bfb54e1b80e09400ebcedd5b19f818d4c4f1a2be2dd18783ecb49a87

  • \Program Files (x86)\ESEUV.EXE

    Filesize

    692KB

    MD5

    999b6eae0193636b4f1f3158e2d3b2e2

    SHA1

    8232e9a59c97844e1e3521d30563fcf1c0fd2cf8

    SHA256

    6eb13707bb4fc064371042376d31b9f88fb129ab92d751b5b9500ac0e33abd3a

    SHA512

    3457ebef64560553810ed89a8f4ba78f3b2f325843b2069777afe514c9cf42ecaf6ac89b60618fa66796f244f96cf976c65664689e8a1435a814d6277a97001f

  • memory/2224-0-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2224-1-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2224-26-0x0000000002E40000-0x0000000002EB0000-memory.dmp

    Filesize

    448KB

  • memory/2224-29-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2224-30-0x0000000002E40000-0x0000000002EB0000-memory.dmp

    Filesize

    448KB

  • memory/2756-28-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2756-34-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2756-35-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB