Analysis

  • max time kernel
    150s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 15:53

General

  • Target

    30b45ea2988dc969826e0bc73573d1cb931979821cfa15a97d866ab94f44d403.exe

  • Size

    248KB

  • MD5

    4f0754bfb665bff121c620c94bbd5ea0

  • SHA1

    04d89f4784b1d91c187f4541785342a38d6ffecd

  • SHA256

    30b45ea2988dc969826e0bc73573d1cb931979821cfa15a97d866ab94f44d403

  • SHA512

    5386b07b319c1a9dfc60aa454c6042a76bb2041b0634e1bdaae30ddaf374def000be3d3ad590a2cdf2563be6ab464ef71069f29935d0ff627dfbea7f8c9eeea6

  • SSDEEP

    6144:9YM5CElofkFWQPtnRneqAKnvmb7/D269fgwMty0e6ndv0DEQ:935CLkFfnRnWKnvmb7/D26qndv0DV

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 51 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\30b45ea2988dc969826e0bc73573d1cb931979821cfa15a97d866ab94f44d403.exe
    "C:\Users\Admin\AppData\Local\Temp\30b45ea2988dc969826e0bc73573d1cb931979821cfa15a97d866ab94f44d403.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Users\Admin\hiuide.exe
      "C:\Users\Admin\hiuide.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1832

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\hiuide.exe
    Filesize

    248KB

    MD5

    d7b43e81092dded52f1971d6a6f5e117

    SHA1

    9bce6ff033ab403c48d009eb3f7180f7cdcbf9b0

    SHA256

    fd5501aec2379a53a3b828c1895405d9b8d16ee05f289102193de263082a0ef9

    SHA512

    6ecc9469e49a8baadca79cf515d8435eee4f98f12612fc315c793fde2ed7dc569111d2f3b452f552e92c79ef055fa359a583d80b921eca3652573082a863cf6b

  • C:\Users\Admin\hiuide.exe
    Filesize

    248KB

    MD5

    d7b43e81092dded52f1971d6a6f5e117

    SHA1

    9bce6ff033ab403c48d009eb3f7180f7cdcbf9b0

    SHA256

    fd5501aec2379a53a3b828c1895405d9b8d16ee05f289102193de263082a0ef9

    SHA512

    6ecc9469e49a8baadca79cf515d8435eee4f98f12612fc315c793fde2ed7dc569111d2f3b452f552e92c79ef055fa359a583d80b921eca3652573082a863cf6b

  • \Users\Admin\hiuide.exe
    Filesize

    248KB

    MD5

    d7b43e81092dded52f1971d6a6f5e117

    SHA1

    9bce6ff033ab403c48d009eb3f7180f7cdcbf9b0

    SHA256

    fd5501aec2379a53a3b828c1895405d9b8d16ee05f289102193de263082a0ef9

    SHA512

    6ecc9469e49a8baadca79cf515d8435eee4f98f12612fc315c793fde2ed7dc569111d2f3b452f552e92c79ef055fa359a583d80b921eca3652573082a863cf6b

  • \Users\Admin\hiuide.exe
    Filesize

    248KB

    MD5

    d7b43e81092dded52f1971d6a6f5e117

    SHA1

    9bce6ff033ab403c48d009eb3f7180f7cdcbf9b0

    SHA256

    fd5501aec2379a53a3b828c1895405d9b8d16ee05f289102193de263082a0ef9

    SHA512

    6ecc9469e49a8baadca79cf515d8435eee4f98f12612fc315c793fde2ed7dc569111d2f3b452f552e92c79ef055fa359a583d80b921eca3652573082a863cf6b

  • memory/1104-56-0x0000000075BB1000-0x0000000075BB3000-memory.dmp
    Filesize

    8KB

  • memory/1832-59-0x0000000000000000-mapping.dmp