Analysis

  • max time kernel
    16s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 15:53

General

  • Target

    3a7500ade978dc465e5465f8fe5e54e0.exe

  • Size

    273KB

  • MD5

    3a7500ade978dc465e5465f8fe5e54e0

  • SHA1

    b4b56660e1dda0ca737b82caa05ef6ecabc61eee

  • SHA256

    58c12bde51210959cb850638112ab9843b84dc766af3ba3adc8206dc54a66ac7

  • SHA512

    2c431277572a459e732d4c7f001f37a97cfebb25e5c5d602a1291f4780533c53fface50f3047786fc7781d154b91cac9e6a3a52b010e114c7f14869e480ae9b0

  • SSDEEP

    3072:+CZ2nsBAGrmiO3ovf4EdYwzFyWYziFIMYHKy6K4EuTNIZvtOzEtTxg6vE7AAcmWW:v4bWF3YGFEZ6KxkNI7OzEJxgNVc

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 20 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies Internet Explorer Phishing Filter 1 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a7500ade978dc465e5465f8fe5e54e0.exe
    "C:\Users\Admin\AppData\Local\Temp\3a7500ade978dc465e5465f8fe5e54e0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Users\Admin\AppData\Local\Temp\3a7500ade978dc465e5465f8fe5e54e0.exe
      "C:\Users\Admin\AppData\Local\Temp\3a7500ade978dc465e5465f8fe5e54e0.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2016
      • C:\g4fweq23.Bi\40842F3812B.exe
        "C:\g4fweq23.Bi\40842F3812B.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:540
  • C:\Users\Admin\AppData\Local\Temp\tFR8E3B.exe
    "C:\Users\Admin\AppData\Local\Temp\tFR8E3B.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:2660
  • C:\g4fweq23.Bi\40842F3812B.exe
    "C:\g4fweq23.Bi\40842F3812B.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\g4fweq23.Bi\40842F3812B.exe

    Filesize

    273KB

    MD5

    3a7500ade978dc465e5465f8fe5e54e0

    SHA1

    b4b56660e1dda0ca737b82caa05ef6ecabc61eee

    SHA256

    58c12bde51210959cb850638112ab9843b84dc766af3ba3adc8206dc54a66ac7

    SHA512

    2c431277572a459e732d4c7f001f37a97cfebb25e5c5d602a1291f4780533c53fface50f3047786fc7781d154b91cac9e6a3a52b010e114c7f14869e480ae9b0

  • memory/540-54-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/540-40-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/576-77-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/576-65-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/576-64-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/576-56-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/576-60-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/1888-9-0x00000000006B0000-0x00000000006F6000-memory.dmp

    Filesize

    280KB

  • memory/1888-15-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/1888-0-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2016-17-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-25-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/2016-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2016-14-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-7-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-3-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-16-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-38-0x0000000000470000-0x00000000004B6000-memory.dmp

    Filesize

    280KB

  • memory/2016-37-0x0000000000020000-0x0000000000022000-memory.dmp

    Filesize

    8KB

  • memory/2016-156-0x0000000075200000-0x0000000075300000-memory.dmp

    Filesize

    1024KB

  • memory/2016-183-0x0000000075200000-0x0000000075300000-memory.dmp

    Filesize

    1024KB

  • memory/2016-24-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/2016-18-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-12-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-99-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-36-0x000000007716F000-0x0000000077171000-memory.dmp

    Filesize

    8KB

  • memory/2016-19-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-20-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-23-0x0000000000580000-0x000000000084F000-memory.dmp

    Filesize

    2.8MB

  • memory/2016-21-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-22-0x0000000000580000-0x0000000000690000-memory.dmp

    Filesize

    1.1MB

  • memory/2016-5-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2016-127-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2016-145-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2016-166-0x0000000000470000-0x00000000004B6000-memory.dmp

    Filesize

    280KB

  • memory/2016-173-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2016-168-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2016-164-0x0000000000470000-0x00000000004B6000-memory.dmp

    Filesize

    280KB

  • memory/2660-90-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/2660-120-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-163-0x0000000076960000-0x0000000076995000-memory.dmp

    Filesize

    212KB

  • memory/2660-153-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-150-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-171-0x0000000000550000-0x0000000000585000-memory.dmp

    Filesize

    212KB

  • memory/2660-131-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-148-0x0000000075200000-0x0000000075300000-memory.dmp

    Filesize

    1024KB

  • memory/2660-113-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-112-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-110-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-108-0x0000000077171000-0x0000000077173000-memory.dmp

    Filesize

    8KB

  • memory/2660-109-0x000000007716F000-0x0000000077171000-memory.dmp

    Filesize

    8KB

  • memory/2660-106-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-105-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-104-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-103-0x000000007716F000-0x0000000077171000-memory.dmp

    Filesize

    8KB

  • memory/2660-101-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-97-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-96-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-92-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/2660-88-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/2660-87-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/2660-82-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/2660-79-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/2660-78-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/2660-126-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-72-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/2660-122-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-114-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-118-0x00000000026F0000-0x00000000028B4000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-111-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-107-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-102-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-98-0x0000000000D00000-0x0000000000EC4000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-84-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/2660-80-0x0000000001000000-0x0000000001004000-memory.dmp

    Filesize

    16KB

  • memory/2660-187-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-186-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-185-0x0000000000D00000-0x0000000000EC4000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-184-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/2660-182-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-181-0x00000000002B0000-0x00000000002FE000-memory.dmp

    Filesize

    312KB

  • memory/2660-189-0x0000000076960000-0x0000000076995000-memory.dmp

    Filesize

    212KB

  • memory/2660-188-0x0000000075200000-0x0000000075300000-memory.dmp

    Filesize

    1024KB

  • memory/2660-190-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-196-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-197-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-198-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-199-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-200-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-201-0x000000000BAD0000-0x000000000BB1E000-memory.dmp

    Filesize

    312KB

  • memory/2660-206-0x00000000026F0000-0x00000000028B4000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-205-0x00000000026F0000-0x00000000028B4000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-204-0x00000000026F0000-0x00000000028B4000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-203-0x00000000026F0000-0x00000000028B4000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-202-0x00000000026F0000-0x00000000028B4000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-215-0x0000000074FA0000-0x0000000075164000-memory.dmp

    Filesize

    1.8MB

  • memory/2660-216-0x00000000026F0000-0x00000000028B4000-memory.dmp

    Filesize

    1.8MB