Analysis

  • max time kernel
    188s
  • max time network
    193s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 22:23

General

  • Target

    547fe86a840917a2fde70774e1fa8a2610581b42206474303231ded2f4179848.exe

  • Size

    460KB

  • MD5

    42ea65ffc61947188cdb79cd9c0daf69

  • SHA1

    6de811d563fb014b847319e525f0abb2b33e1691

  • SHA256

    547fe86a840917a2fde70774e1fa8a2610581b42206474303231ded2f4179848

  • SHA512

    f92e902eff76b4b2f46d278f8b0a1eb41d9beec6fcb010b8a1bf2c1269de9e0fcb8ae9d027a18e457eeca47079469022b842207934a952bde0fadfa83408e1c1

  • SSDEEP

    12288:+sAw9HD4XRhlitra71HPVzRZvZlk7Mb3c/M7aYz3SaQOEXsasmgQBoVR/uZ:DuvlitqptRbB

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies data under HKEY_USERS 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\547fe86a840917a2fde70774e1fa8a2610581b42206474303231ded2f4179848.exe
    "C:\Users\Admin\AppData\Local\Temp\547fe86a840917a2fde70774e1fa8a2610581b42206474303231ded2f4179848.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1828
    • C:\Windows\MNnvyTciUUCUUeH.exe
      C:\Users\Admin\AppData\Local\Temp\547fe86a840917a2fde70774e1fa8a2610581b42206474303231ded2f4179848.exe
      2⤵
      • Executes dropped EXE
      • Deletes itself
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:1040

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\MNnvyTciUUCUUeH.exe

    Filesize

    460KB

    MD5

    42ea65ffc61947188cdb79cd9c0daf69

    SHA1

    6de811d563fb014b847319e525f0abb2b33e1691

    SHA256

    547fe86a840917a2fde70774e1fa8a2610581b42206474303231ded2f4179848

    SHA512

    f92e902eff76b4b2f46d278f8b0a1eb41d9beec6fcb010b8a1bf2c1269de9e0fcb8ae9d027a18e457eeca47079469022b842207934a952bde0fadfa83408e1c1

  • memory/584-66-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/584-67-0x0000000000440000-0x000000000047A000-memory.dmp

    Filesize

    232KB

  • memory/584-69-0x000007FEFBAF1000-0x000007FEFBAF3000-memory.dmp

    Filesize

    8KB

  • memory/1040-65-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/1040-68-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1828-54-0x0000000075611000-0x0000000075613000-memory.dmp

    Filesize

    8KB

  • memory/1828-55-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1828-56-0x0000000000401000-0x0000000000404000-memory.dmp

    Filesize

    12KB

  • memory/1828-60-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB