Analysis
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max time kernel
149s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-10-2024 02:20
Static task
static1
Behavioral task
behavioral1
Sample
dd418fd6827cd6c3b3cda5f0b6f8e8e3b887d82b8ed51a3523475406e4850da7.js
Resource
win7-20240903-en
General
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Target
dd418fd6827cd6c3b3cda5f0b6f8e8e3b887d82b8ed51a3523475406e4850da7.js
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Size
202KB
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MD5
99fb9b2b5a775f8ea1ae9e4f8585d1dd
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SHA1
37bdbbe6608d8871de738c3ba3cf67dad8b71067
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SHA256
dd418fd6827cd6c3b3cda5f0b6f8e8e3b887d82b8ed51a3523475406e4850da7
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SHA512
96dd2b5243670f843ea2ad078c19ca312295705f0f69be907f87127c0919f1eaa83a5d545ec3699774811dbdec5cb0e776d4544ab2bc946cfc11a68472317a4c
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SSDEEP
6144:DQ+y8BtWEQpsaFj0N2t92UlaztT5dzzd6:kYnZc9lC50
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-1-5-21-940901362-3608833189-1915618603-1000\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\stuptnat.txt java.exe -
Loads dropped DLL 2 IoCs
Processes:
java.exejava.exepid Process 5072 java.exe 2352 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 procid_target PID 2116 wrote to memory of 2744 2116 wscript.exe 84 PID 2116 wrote to memory of 2744 2116 wscript.exe 84 PID 2744 wrote to memory of 5072 2744 javaw.exe 95 PID 2744 wrote to memory of 5072 2744 javaw.exe 95 PID 5072 wrote to memory of 4044 5072 java.exe 97 PID 5072 wrote to memory of 4044 5072 java.exe 97 PID 5072 wrote to memory of 2352 5072 java.exe 98 PID 5072 wrote to memory of 2352 5072 java.exe 98 PID 4044 wrote to memory of 2588 4044 cmd.exe 101 PID 4044 wrote to memory of 2588 4044 cmd.exe 101 -
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\dd418fd6827cd6c3b3cda5f0b6f8e8e3b887d82b8ed51a3523475406e4850da7.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2116 -
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\stuptnat.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\stuptnat.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\stuptnat.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:4044 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\stuptnat.txt"5⤵
- Scheduled Task/Job: Scheduled Task
PID:2588
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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\stuptnat.txt"4⤵
- Loads dropped DLL
PID:2352
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD5e86b9d3b152a216fb617462c74aff057
SHA1c8d87b4d17ca1b8dc448124a2ad24bb0843491c8
SHA256303c0148b3b8d56a757f4077c31678016359abf61f1e6216ffe235b880a5ca5d
SHA5128e9e0d5c1020878ffdffb47bdcc252b555891526782d7db0c3ab7154c71d79f5634c11f865680423e715df5c838373af0978a76819cc225dcab72c2ca8f52d3d
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Filesize
46B
MD5e3fdf61bd7188b23cb3aa3b67be11c6f
SHA1468601036d221c610c4df0951843baf2cfed5078
SHA256f044aa3b79b596451dde6b13cd5fd3f36c4d61fc8e833c1d2fd895105d22f866
SHA51274e23def40b9f1cb97b73f2f709ce857e80afdfdc23358ac0609817ad716d2d578c3e8176882270c3fdcff33630c2c5bc9813c0318fab510408044a6fdc9522e
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-940901362-3608833189-1915618603-1000\83aa4cc77f591dfc2374580bbd95f6ba_f2cdb6fb-4ab8-4547-9f25-fad1f7a44351
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