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Analysis

  • max time kernel
    173s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2023, 13:49

General

  • Target

    NEAS.1a29fab2f570c8e8d5b68a7dde2a2c50_JC.exe

  • Size

    234KB

  • MD5

    1a29fab2f570c8e8d5b68a7dde2a2c50

  • SHA1

    dce2498a6927035821e931f6844a6eff8b632dca

  • SHA256

    1ac1779dde2d8758ebc39a33924a9793deed23776b8362bbb4105217c0350244

  • SHA512

    d21dd985a50b7745213a33914f2e211ebb1748793dd1a5861d7bf59f35c7314201c3eaac6180530890465fc92ee5ec73e932cc02b19a2e6a9625f0e3b362ea8b

  • SSDEEP

    3072:n19h8n2k+45CB3u07TIQIpmeCB3KxA1z+gYitApnirdt435OgkrePTt:Dc35F48cei+TKiirdt47T

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.1a29fab2f570c8e8d5b68a7dde2a2c50_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.1a29fab2f570c8e8d5b68a7dde2a2c50_JC.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4872
    • C:\Users\Admin\AppData\Roaming\GEK8FC\LZ98MR.exe
      "C:\Users\Admin\AppData\Roaming\GEK8FC\LZ98MR.exe" -launcher
      2⤵
      • Executes dropped EXE
      PID:4372
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\NEAS.1a29fab2f570c8e8d5b68a7dde2a2c50_JC.exe--.doc" /o ""
      2⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:5068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\NEAS.1a29fab2f570c8e8d5b68a7dde2a2c50_JC.exe--.doc

    Filesize

    86KB

    MD5

    42bb84cd743a039f3ccb077451d76cde

    SHA1

    c66ce85d73cb833806cfad0f418fb5e96a394ff2

    SHA256

    41f47e67d7ac6fed3c52a421b4b99436fa867f2b88567aeac88b8781bcff2c93

    SHA512

    f156f9e8db777a916bd77879bb670fa5f5c67b2c97261130173165e089467d779c7d980fab29fd8d79b5c5b11287cafe3ce8f8294832baf4dcb7230710211519

  • C:\Users\Admin\AppData\Local\Temp\NEAS.1a29fab2f570c8e8d5b68a7dde2a2c50_JC.exe--.doc

    Filesize

    86KB

    MD5

    42bb84cd743a039f3ccb077451d76cde

    SHA1

    c66ce85d73cb833806cfad0f418fb5e96a394ff2

    SHA256

    41f47e67d7ac6fed3c52a421b4b99436fa867f2b88567aeac88b8781bcff2c93

    SHA512

    f156f9e8db777a916bd77879bb670fa5f5c67b2c97261130173165e089467d779c7d980fab29fd8d79b5c5b11287cafe3ce8f8294832baf4dcb7230710211519

  • C:\Users\Admin\AppData\Roaming\GEK8FC\LZ98MR.exe

    Filesize

    148KB

    MD5

    baf188290c6961f72c5d4eb07cd8b2ad

    SHA1

    15896679b4e7b4f1e02973a7fd3eadc399935d27

    SHA256

    3f4f21fb102d6bfa0a700b5a95fbe4b0d85d189e24e193d7da4dfb5adaa9c8fe

    SHA512

    d17585f44106b4ab3a02ea4b8790ca7145063f9b7a235a39802fc93165ed64922e9bc009c9134ddcae83462476b5afab7395c9d3a5027d6a75cc554a2836b7c4

  • C:\Users\Admin\AppData\Roaming\GEK8FC\LZ98MR.exe

    Filesize

    148KB

    MD5

    baf188290c6961f72c5d4eb07cd8b2ad

    SHA1

    15896679b4e7b4f1e02973a7fd3eadc399935d27

    SHA256

    3f4f21fb102d6bfa0a700b5a95fbe4b0d85d189e24e193d7da4dfb5adaa9c8fe

    SHA512

    d17585f44106b4ab3a02ea4b8790ca7145063f9b7a235a39802fc93165ed64922e9bc009c9134ddcae83462476b5afab7395c9d3a5027d6a75cc554a2836b7c4

  • C:\Users\Admin\AppData\Roaming\GEK8FC\LZ98MR.exe

    Filesize

    148KB

    MD5

    baf188290c6961f72c5d4eb07cd8b2ad

    SHA1

    15896679b4e7b4f1e02973a7fd3eadc399935d27

    SHA256

    3f4f21fb102d6bfa0a700b5a95fbe4b0d85d189e24e193d7da4dfb5adaa9c8fe

    SHA512

    d17585f44106b4ab3a02ea4b8790ca7145063f9b7a235a39802fc93165ed64922e9bc009c9134ddcae83462476b5afab7395c9d3a5027d6a75cc554a2836b7c4

  • C:\Users\Admin\AppData\Roaming\GEK8FC\LZ98MR.exe.lnk

    Filesize

    875B

    MD5

    ddf79eb83131d15392283c4a2bfc6e06

    SHA1

    620fc183fdfdf0011fdf78f350657147bea0e789

    SHA256

    8c28beb76737e2dfe3c8939480944f47ed620c33a26604881017e3f3c8dd7d6b

    SHA512

    42e2cb4547f1f41de27958571e13f38579962ce5890aa0999e3f554fb09d401c01447879307533a8d06f372881133464e695694943019d0c5877b6e8358dea07

  • memory/4372-32-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/4872-59-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/4872-89-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/5068-68-0x00007FFAC9870000-0x00007FFAC9880000-memory.dmp

    Filesize

    64KB

  • memory/5068-73-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-55-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-60-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-58-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-57-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-61-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-62-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-63-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-64-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-65-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-67-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-66-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-54-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-69-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-70-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-71-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-56-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-72-0x00007FFAC9870000-0x00007FFAC9880000-memory.dmp

    Filesize

    64KB

  • memory/5068-74-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-76-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-75-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-53-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-81-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-82-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-84-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-85-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-52-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-114-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-116-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-115-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-118-0x00007FFACBF10000-0x00007FFACBF20000-memory.dmp

    Filesize

    64KB

  • memory/5068-117-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-119-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB

  • memory/5068-120-0x00007FFB0BE90000-0x00007FFB0C085000-memory.dmp

    Filesize

    2.0MB