Analysis
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max time kernel
145s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-10-2024 07:13
Static task
static1
Behavioral task
behavioral1
Sample
Quotation#4873920.js
Resource
win7-20240903-en
General
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Target
Quotation#4873920.js
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Size
207KB
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MD5
0444071c6c7d8675aa708e00bdad9787
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SHA1
639c3c2fc315ce73b3d179be4ba1fa8c94644c9b
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SHA256
cb19162767f15a3043137f8124c6df663861b6537b28cfe7d930fd18cec33c6b
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SHA512
1b32599cff480157f6d2030d088caf71983cdbca12073dde4a83580f92e93fc4f202272e9ccbc21b25a8a6afe228fdf2ca3e571a18bdd5bb0207db2542a56ae8
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SSDEEP
6144:HQxCFBSSouokamJqydZZeL9ekQNMwMS0TrqLHEwnHj:w4tLS5VajT
Malware Config
Signatures
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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-1-5-21-1302416131-1437503476-2806442725-1000\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\rswbaat.txt java.exe -
Loads dropped DLL 2 IoCs
Processes:
java.exejava.exepid process 1256 java.exe 540 java.exe -
Command and Scripting Interpreter: JavaScript 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of WriteProcessMemory 10 IoCs
Processes:
wscript.exejavaw.exejava.execmd.exedescription pid process target process PID 3972 wrote to memory of 2400 3972 wscript.exe javaw.exe PID 3972 wrote to memory of 2400 3972 wscript.exe javaw.exe PID 2400 wrote to memory of 1256 2400 javaw.exe java.exe PID 2400 wrote to memory of 1256 2400 javaw.exe java.exe PID 1256 wrote to memory of 4952 1256 java.exe cmd.exe PID 1256 wrote to memory of 4952 1256 java.exe cmd.exe PID 1256 wrote to memory of 540 1256 java.exe java.exe PID 1256 wrote to memory of 540 1256 java.exe java.exe PID 4952 wrote to memory of 2384 4952 cmd.exe schtasks.exe PID 4952 wrote to memory of 2384 4952 cmd.exe schtasks.exe -
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
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\Quotation#4873920.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3972 -
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\rswbaat.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:2400 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\rswbaat.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1256 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\rswbaat.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:4952 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\rswbaat.txt"5⤵
- Scheduled Task/Job: Scheduled Task
PID:2384
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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\rswbaat.txt"4⤵
- Loads dropped DLL
PID:540
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD5ffa97ae7a9f1f0d27ff65f49f805cd25
SHA1960b5df024679414c9a7484e20f7e7b420d288ad
SHA256d91756cbf6edb74b991c9b8fc0337d1d9c8db746b4f613bc1c76b070c3d99ffb
SHA51214124fef4dff30d82c6bde93cacc8092cf498359f6e384061663c7ec938556bd151ae6e651b132e6f5dbc13da762a9e3fbc8d04737f1d5994b523cbc1a6b861c
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Filesize
46B
MD54135a57765fcf7be356c1f439be97e19
SHA1d5d22add16c199c7ccc91dc266b1f0200aacd6c6
SHA256f8ac68f9a6859a8ee3938252a6b2db2c76c6adee10c90ecf73cc2aca31057d0b
SHA512e8709a87dfdab92de8b253fef91a1be6c2783c578677747092562e160936f6cf1c71c6166e8f6129a81299f0732c10174fa2e1ddcf034960a7fb500e6e3a0d80
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1302416131-1437503476-2806442725-1000\83aa4cc77f591dfc2374580bbd95f6ba_acd03e19-89e2-40d7-b0f4-25b8a05635ee
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
92KB
MD52cc7e15396dc275497fcf51f461da38d
SHA16fa0f11b6d9e3812a86ff1d43a86ad34bfc41062
SHA256e14f1c7e11a1f1ddd570d605e4204a694a7370d603c1b1ca157e505f180ccc48
SHA512daf71473c48f9592d33a49ff2f6d7b84e2c3a992f18a29979494cae86623328f0137c6ae9046cf3bbeb75d90d2a030d1fdbf3aca8718ea769429ce1e6e4a931f
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Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d