Analysis
-
max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2024 09:39
Static task
static1
Behavioral task
behavioral1
Sample
DOC934798848.js
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
DOC934798848.js
Resource
win10v2004-20241007-en
General
-
Target
DOC934798848.js
-
Size
238KB
-
MD5
208ac4eb6c75aced85071562b1bc079d
-
SHA1
0a3bb6f310317d31bad26a0076c5e7313699739b
-
SHA256
427e4dcb36206392d10846d4aa4e37ec0c724d2b5c26c662b3670b120bdf84c3
-
SHA512
1f2d13791bbc1e58f42eee63e6e5708b333d476d0f3ea39c185a99a7f11079477c80ddbef4304a27a4b62114579b5443d0d698a689929ccea3e0b27bee3d9b13
-
SSDEEP
6144:eQrh+XeVWsUDMmQPiXmvnuKFESB51tsr3wtNX5ihm:19xWsUDaESBBsr3uXl
Malware Config
Signatures
-
Strrat family
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
wscript.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation wscript.exe -
Drops startup file 1 IoCs
Processes:
java.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ndcilnplor.txt java.exe -
Loads dropped DLL 1 IoCs
Processes:
java.exepid Process 1132 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ndcilnplor = "\"C:\\Users\\Admin\\AppData\\Roaming\\ndcilnplor.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ndcilnplor = "\"C:\\Users\\Admin\\AppData\\Roaming\\ndcilnplor.txt\"" java.exe -
Command and Scripting Interpreter: JavaScript 1 TTPs
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
wscript.exejavaw.exejava.execmd.exedescription pid Process procid_target PID 4264 wrote to memory of 592 4264 wscript.exe 82 PID 4264 wrote to memory of 592 4264 wscript.exe 82 PID 592 wrote to memory of 1476 592 javaw.exe 87 PID 592 wrote to memory of 1476 592 javaw.exe 87 PID 1476 wrote to memory of 4968 1476 java.exe 90 PID 1476 wrote to memory of 4968 1476 java.exe 90 PID 1476 wrote to memory of 1132 1476 java.exe 92 PID 1476 wrote to memory of 1132 1476 java.exe 92 PID 4968 wrote to memory of 2176 4968 cmd.exe 94 PID 4968 wrote to memory of 2176 4968 cmd.exe 94 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\DOC934798848.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4264 -
C:\Program Files\Java\jre-1.8\bin\javaw.exe"C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\ndcilnplor.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:592 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\ndcilnplor.txt"3⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ndcilnplor.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:4968 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ndcilnplor.txt"5⤵
- Scheduled Task/Job: Scheduled Task
PID:2176
-
-
-
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ndcilnplor.txt"4⤵
- Loads dropped DLL
PID:1132
-
-
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1JavaScript
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
-
Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
-
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3756129449-3121373848-4276368241-1000\83aa4cc77f591dfc2374580bbd95f6ba_a63d6fdc-08cb-4232-ab51-76cafdcb4d96
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
-
Filesize
109KB
MD57a5c4c8206af87ef76588eaa1fab0060
SHA130a4b99d4a65cf9bd7997fe2365bf677b7849a54
SHA256e70bb96d50cb6319c4da5972c986dd4732ab6c4c78af96687454ffdb95b56b4b
SHA512352b5dc4081928a713ea79c761752c0e2ef5f4cdfc5e2426f9e2643ee0a490415d27d29f92373ba8e463b773f3e2b0e5236336673ce0b27f68bed3b3c3a3a7fe
-
Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
-
Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
-
Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
-
Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d