Analysis

  • max time kernel
    151s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-10-2022 10:13

General

  • Target

    d28da2298a639cae0dd0d89d6f956007bafffde6c6673e746e4f4ddd8145831e.exe

  • Size

    268KB

  • MD5

    5bea65c659b1b56ac4f3c517a6d1cb20

  • SHA1

    4fb0267679f6f458d53c80ce07ae6d8edc95d468

  • SHA256

    d28da2298a639cae0dd0d89d6f956007bafffde6c6673e746e4f4ddd8145831e

  • SHA512

    5a55b6f81fa7b495f17ded1e636916624c6f1dedf5953d8106a91d193c4cb3b6a9f2c2e260564c19f276d5e6ca9907fdba11ed90944ab8c279e35117548a7b25

  • SSDEEP

    3072:DdFGXZb6+m/6+mD6+m26+mM6+mx6+mh6+me6+m96+mg6+mV6+mm6+mt6+m16+mvh:BFGX

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 53 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d28da2298a639cae0dd0d89d6f956007bafffde6c6673e746e4f4ddd8145831e.exe
    "C:\Users\Admin\AppData\Local\Temp\d28da2298a639cae0dd0d89d6f956007bafffde6c6673e746e4f4ddd8145831e.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\zjhiq.exe
      "C:\Users\Admin\zjhiq.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
      • Suspicious use of WriteProcessMemory
      PID:4224

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\zjhiq.exe

    Filesize

    268KB

    MD5

    cbfe10c9270bf201d97d6d0941d0663b

    SHA1

    0263223ae61a3307049ee044e795f799feeba543

    SHA256

    56fa302eb8982aae99ce178798daade5dde713271de9d4afa7c5352667cd8b7d

    SHA512

    abe17a5603bcc20128ca638ef46ca72f1eb8ff8b135b0e6a48eba821382a05eabbd3c047c324e4445de26f9b709573bad41f7bb9eafcd681ef3982c975a6d619

  • C:\Users\Admin\zjhiq.exe

    Filesize

    268KB

    MD5

    cbfe10c9270bf201d97d6d0941d0663b

    SHA1

    0263223ae61a3307049ee044e795f799feeba543

    SHA256

    56fa302eb8982aae99ce178798daade5dde713271de9d4afa7c5352667cd8b7d

    SHA512

    abe17a5603bcc20128ca638ef46ca72f1eb8ff8b135b0e6a48eba821382a05eabbd3c047c324e4445de26f9b709573bad41f7bb9eafcd681ef3982c975a6d619

  • memory/4224-134-0x0000000000000000-mapping.dmp