Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 17:41

General

  • Target

    31af318a5eae1287b275f8f735d960d3.exe

  • Size

    178KB

  • MD5

    31af318a5eae1287b275f8f735d960d3

  • SHA1

    f8f754bd0433cf29c3023c3e618a10bc4e3a7a59

  • SHA256

    e5b5eabcbe3fe2d8b41d06989a4ec4987e8884e375c6d0b763a87a135ac9663d

  • SHA512

    ba464caddd31d9ab17a8879f4ca0a8b038a1cc015fdaa1874b15f1b0d487658793c9b06c8a559872b250989f8fd4ee9c3e8fb12238f51984638fadafc5161a5d

  • SSDEEP

    3072:DFzxR/YSMF8LhrsCS+pZrBW+02NG9C35fMuDyEZOEVrj0C/pq6914fNO:DP97MGxsCS/+0oGu5fzAEVA64fNO

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies Internet Explorer Phishing Filter 1 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31af318a5eae1287b275f8f735d960d3.exe
    "C:\Users\Admin\AppData\Local\Temp\31af318a5eae1287b275f8f735d960d3.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Recycle.Bin\Recycle.Bin.exe
      "C:\Recycle.Bin\Recycle.Bin.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2176
  • C:\Users\Admin\AppData\Local\Temp\Jpf5246.exe
    "C:\Users\Admin\AppData\Local\Temp\Jpf5246.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Modifies Internet Explorer Phishing Filter
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Recycle.Bin\Recycle.Bin.exe

    Filesize

    178KB

    MD5

    31af318a5eae1287b275f8f735d960d3

    SHA1

    f8f754bd0433cf29c3023c3e618a10bc4e3a7a59

    SHA256

    e5b5eabcbe3fe2d8b41d06989a4ec4987e8884e375c6d0b763a87a135ac9663d

    SHA512

    ba464caddd31d9ab17a8879f4ca0a8b038a1cc015fdaa1874b15f1b0d487658793c9b06c8a559872b250989f8fd4ee9c3e8fb12238f51984638fadafc5161a5d

  • memory/1100-79-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-85-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-3-0x0000000002260000-0x0000000002360000-memory.dmp

    Filesize

    1024KB

  • memory/1100-2-0x0000000002260000-0x0000000002360000-memory.dmp

    Filesize

    1024KB

  • memory/1100-1-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1100-5-0x0000000002260000-0x0000000002360000-memory.dmp

    Filesize

    1024KB

  • memory/1100-104-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-14-0x0000000000710000-0x0000000000712000-memory.dmp

    Filesize

    8KB

  • memory/1100-13-0x0000000077842000-0x0000000077844000-memory.dmp

    Filesize

    8KB

  • memory/1100-99-0x0000000000710000-0x0000000000711000-memory.dmp

    Filesize

    4KB

  • memory/1100-6-0x0000000000720000-0x0000000000721000-memory.dmp

    Filesize

    4KB

  • memory/1100-0-0x0000000000700000-0x0000000000703000-memory.dmp

    Filesize

    12KB

  • memory/1100-7-0x0000000000720000-0x0000000000721000-memory.dmp

    Filesize

    4KB

  • memory/1100-110-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-94-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-71-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-93-0x0000000002260000-0x0000000002360000-memory.dmp

    Filesize

    1024KB

  • memory/1100-115-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-121-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-122-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/1100-90-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1100-86-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-52-0x0000000000730000-0x0000000000731000-memory.dmp

    Filesize

    4KB

  • memory/1100-55-0x0000000000730000-0x0000000000731000-memory.dmp

    Filesize

    4KB

  • memory/1100-68-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-66-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-63-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-126-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/1100-113-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-72-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-77-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-83-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-89-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-91-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-96-0x0000000002260000-0x0000000002360000-memory.dmp

    Filesize

    1024KB

  • memory/1100-97-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-103-0x0000000002260000-0x0000000002360000-memory.dmp

    Filesize

    1024KB

  • memory/1100-100-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-102-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-107-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/1100-4-0x0000000000710000-0x0000000000711000-memory.dmp

    Filesize

    4KB

  • memory/2176-24-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/2176-20-0x0000000002070000-0x0000000002071000-memory.dmp

    Filesize

    4KB

  • memory/2176-26-0x00000000025A0000-0x00000000026A0000-memory.dmp

    Filesize

    1024KB

  • memory/2176-19-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/2176-31-0x00000000025A0000-0x00000000026A0000-memory.dmp

    Filesize

    1024KB

  • memory/2176-33-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2176-35-0x0000000002060000-0x0000000002063000-memory.dmp

    Filesize

    12KB

  • memory/2176-18-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/2176-17-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2176-38-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/2176-21-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/2176-16-0x0000000002060000-0x0000000002063000-memory.dmp

    Filesize

    12KB

  • memory/3304-70-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-56-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-106-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-109-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-98-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-95-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-114-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-92-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-116-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-120-0x0000000001D00000-0x0000000001D63000-memory.dmp

    Filesize

    396KB

  • memory/3304-88-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-87-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-117-0x0000000075AC0000-0x0000000075B23000-memory.dmp

    Filesize

    396KB

  • memory/3304-112-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-84-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-80-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-105-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-81-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-75-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-74-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-73-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-78-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-76-0x00000000015C0000-0x0000000001A10000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-69-0x00000000015C0000-0x0000000001A10000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-64-0x0000000077842000-0x0000000077844000-memory.dmp

    Filesize

    8KB

  • memory/3304-65-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-62-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-61-0x0000000077842000-0x0000000077844000-memory.dmp

    Filesize

    8KB

  • memory/3304-59-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-101-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-58-0x0000000077844000-0x0000000077846000-memory.dmp

    Filesize

    8KB

  • memory/3304-53-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-54-0x0000000077842000-0x0000000077844000-memory.dmp

    Filesize

    8KB

  • memory/3304-51-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-49-0x000000000BAD0000-0x000000000BB1D000-memory.dmp

    Filesize

    308KB

  • memory/3304-48-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/3304-44-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/3304-45-0x0000000000450000-0x0000000000456000-memory.dmp

    Filesize

    24KB

  • memory/3304-47-0x0000000000450000-0x0000000000456000-memory.dmp

    Filesize

    24KB

  • memory/3304-42-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/3304-28-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/3304-36-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/3304-37-0x0000000001000000-0x0000000001004000-memory.dmp

    Filesize

    16KB

  • memory/3304-39-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/3304-34-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/3304-127-0x00000000020C0000-0x000000000210D000-memory.dmp

    Filesize

    308KB

  • memory/3304-128-0x0000000000450000-0x0000000000456000-memory.dmp

    Filesize

    24KB

  • memory/3304-129-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-130-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-132-0x00000000015C0000-0x0000000001A10000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-134-0x00000000015C0000-0x0000000001A10000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-136-0x00000000015C0000-0x0000000001A10000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-135-0x00000000015C0000-0x0000000001A10000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-133-0x00000000015C0000-0x0000000001A10000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-131-0x0000000075110000-0x0000000075560000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-137-0x0000000000F30000-0x0000000000F93000-memory.dmp

    Filesize

    396KB

  • memory/3304-143-0x00000000015C0000-0x0000000001A10000-memory.dmp

    Filesize

    4.3MB

  • memory/3304-144-0x0000000000F30000-0x0000000000F93000-memory.dmp

    Filesize

    396KB