Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04-10-2024 01:40
Static task
static1
Behavioral task
behavioral1
Sample
835bc4b59c124c2c28fd98acd9a8d6d43cb76f9859277b470a75d87e6b97d7f3.js
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
835bc4b59c124c2c28fd98acd9a8d6d43cb76f9859277b470a75d87e6b97d7f3.js
Resource
win10v2004-20240802-en
General
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Target
835bc4b59c124c2c28fd98acd9a8d6d43cb76f9859277b470a75d87e6b97d7f3.js
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Size
455KB
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MD5
e6c000051f40808e93931bfdf2c5256e
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SHA1
d4777746ee558788c4d22c68df4ad699dcc2cd14
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SHA256
835bc4b59c124c2c28fd98acd9a8d6d43cb76f9859277b470a75d87e6b97d7f3
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SHA512
da811bbdbbc7bb5c52fdfd6d902af0b5e7c7e1d139db399adcb8eb3bc6530f111548eaa091850f923d05ceb8b15f636a637b402cb9d2d8763a309e9f0891c25c
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SSDEEP
12288:wCcDYnaA2meIGJZakKOeZbZV0aJGeORhYj5AbaQW5Io9ST7:wDYh2mQakKpP9KOJU
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-1-5-21-2412658365-3084825385-3340777666-1000\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\hzebxkbsw.txt java.exe -
Loads dropped DLL 1 IoCs
Processes:
java.exepid Process 1512 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hzebxkbsw = "\"C:\\Users\\Admin\\AppData\\Roaming\\hzebxkbsw.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hzebxkbsw = "\"C:\\Users\\Admin\\AppData\\Roaming\\hzebxkbsw.txt\"" java.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 29 ip-api.com -
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 AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid Process Token: SeIncreaseQuotaPrivilege 5004 WMIC.exe Token: SeSecurityPrivilege 5004 WMIC.exe Token: SeTakeOwnershipPrivilege 5004 WMIC.exe Token: SeLoadDriverPrivilege 5004 WMIC.exe Token: SeSystemProfilePrivilege 5004 WMIC.exe Token: SeSystemtimePrivilege 5004 WMIC.exe Token: SeProfSingleProcessPrivilege 5004 WMIC.exe Token: SeIncBasePriorityPrivilege 5004 WMIC.exe Token: SeCreatePagefilePrivilege 5004 WMIC.exe Token: SeBackupPrivilege 5004 WMIC.exe Token: SeRestorePrivilege 5004 WMIC.exe Token: SeShutdownPrivilege 5004 WMIC.exe Token: SeDebugPrivilege 5004 WMIC.exe Token: SeSystemEnvironmentPrivilege 5004 WMIC.exe Token: SeRemoteShutdownPrivilege 5004 WMIC.exe Token: SeUndockPrivilege 5004 WMIC.exe Token: SeManageVolumePrivilege 5004 WMIC.exe Token: 33 5004 WMIC.exe Token: 34 5004 WMIC.exe Token: 35 5004 WMIC.exe Token: 36 5004 WMIC.exe Token: SeIncreaseQuotaPrivilege 5004 WMIC.exe Token: SeSecurityPrivilege 5004 WMIC.exe Token: SeTakeOwnershipPrivilege 5004 WMIC.exe Token: SeLoadDriverPrivilege 5004 WMIC.exe Token: SeSystemProfilePrivilege 5004 WMIC.exe Token: SeSystemtimePrivilege 5004 WMIC.exe Token: SeProfSingleProcessPrivilege 5004 WMIC.exe Token: SeIncBasePriorityPrivilege 5004 WMIC.exe Token: SeCreatePagefilePrivilege 5004 WMIC.exe Token: SeBackupPrivilege 5004 WMIC.exe Token: SeRestorePrivilege 5004 WMIC.exe Token: SeShutdownPrivilege 5004 WMIC.exe Token: SeDebugPrivilege 5004 WMIC.exe Token: SeSystemEnvironmentPrivilege 5004 WMIC.exe Token: SeRemoteShutdownPrivilege 5004 WMIC.exe Token: SeUndockPrivilege 5004 WMIC.exe Token: SeManageVolumePrivilege 5004 WMIC.exe Token: 33 5004 WMIC.exe Token: 34 5004 WMIC.exe Token: 35 5004 WMIC.exe Token: 36 5004 WMIC.exe Token: SeIncreaseQuotaPrivilege 4436 WMIC.exe Token: SeSecurityPrivilege 4436 WMIC.exe Token: SeTakeOwnershipPrivilege 4436 WMIC.exe Token: SeLoadDriverPrivilege 4436 WMIC.exe Token: SeSystemProfilePrivilege 4436 WMIC.exe Token: SeSystemtimePrivilege 4436 WMIC.exe Token: SeProfSingleProcessPrivilege 4436 WMIC.exe Token: SeIncBasePriorityPrivilege 4436 WMIC.exe Token: SeCreatePagefilePrivilege 4436 WMIC.exe Token: SeBackupPrivilege 4436 WMIC.exe Token: SeRestorePrivilege 4436 WMIC.exe Token: SeShutdownPrivilege 4436 WMIC.exe Token: SeDebugPrivilege 4436 WMIC.exe Token: SeSystemEnvironmentPrivilege 4436 WMIC.exe Token: SeRemoteShutdownPrivilege 4436 WMIC.exe Token: SeUndockPrivilege 4436 WMIC.exe Token: SeManageVolumePrivilege 4436 WMIC.exe Token: 33 4436 WMIC.exe Token: 34 4436 WMIC.exe Token: 35 4436 WMIC.exe Token: 36 4436 WMIC.exe Token: SeIncreaseQuotaPrivilege 4436 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
wscript.exejavaw.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 2816 wrote to memory of 4452 2816 wscript.exe 86 PID 2816 wrote to memory of 4452 2816 wscript.exe 86 PID 4452 wrote to memory of 3176 4452 javaw.exe 87 PID 4452 wrote to memory of 3176 4452 javaw.exe 87 PID 3176 wrote to memory of 3236 3176 java.exe 89 PID 3176 wrote to memory of 3236 3176 java.exe 89 PID 3176 wrote to memory of 1512 3176 java.exe 90 PID 3176 wrote to memory of 1512 3176 java.exe 90 PID 3236 wrote to memory of 2288 3236 cmd.exe 93 PID 3236 wrote to memory of 2288 3236 cmd.exe 93 PID 1512 wrote to memory of 548 1512 java.exe 94 PID 1512 wrote to memory of 548 1512 java.exe 94 PID 548 wrote to memory of 5004 548 cmd.exe 96 PID 548 wrote to memory of 5004 548 cmd.exe 96 PID 1512 wrote to memory of 4720 1512 java.exe 98 PID 1512 wrote to memory of 4720 1512 java.exe 98 PID 4720 wrote to memory of 4436 4720 cmd.exe 100 PID 4720 wrote to memory of 4436 4720 cmd.exe 100 PID 1512 wrote to memory of 2956 1512 java.exe 101 PID 1512 wrote to memory of 2956 1512 java.exe 101 PID 2956 wrote to memory of 812 2956 cmd.exe 103 PID 2956 wrote to memory of 812 2956 cmd.exe 103 PID 1512 wrote to memory of 4420 1512 java.exe 104 PID 1512 wrote to memory of 4420 1512 java.exe 104 PID 4420 wrote to memory of 1252 4420 cmd.exe 106 PID 4420 wrote to memory of 1252 4420 cmd.exe 106 -
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\835bc4b59c124c2c28fd98acd9a8d6d43cb76f9859277b470a75d87e6b97d7f3.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2816 -
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\hzebxkbsw.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:4452 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\hzebxkbsw.txt"3⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\hzebxkbsw.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:3236 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\hzebxkbsw.txt"5⤵
- Scheduled Task/Job: Scheduled Task
PID:2288
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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\hzebxkbsw.txt"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1512 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"5⤵
- Suspicious use of WriteProcessMemory
PID:548 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:5004
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"5⤵
- Suspicious use of WriteProcessMemory
PID:4720 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:4436
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"5⤵
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:812
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"5⤵
- Suspicious use of WriteProcessMemory
PID:4420 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list6⤵PID:1252
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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
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Filesize
46B
MD59be85b674297c46e0c2af3fe1498d01a
SHA1aca052d4754fd46e6fd6156c95fd87aa8ffc5d62
SHA256035adfaa878d12b5bca68788a76b29a5d9aac21c1248f91d5bd4141a5bfad7cf
SHA512597aa5320a60770a2823640ec6c3693069640d725b549549d0571b9fcd1e7102797474d305dd4c3c2bb40b17f6264b08fb52f141ba3654cf2918fa91f8cea604
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Filesize
46B
MD5384e6d8d6195821246417ae07f8b5195
SHA18e312d6e92fc1e539ef7cb586281b5aecff55d49
SHA256d35d0e5fb0d51133e4ba1c45ef47bfa8b75e99f98a8010e6007d13e8bf813ba0
SHA5120b8d12a1edc618aaba3d8f9a2d3ca4287eefd43cf8db0a93d87a2c0de9b8500301639a8914c3784ac29bfd10c4c7276f2c173d03bc31781a861d985800b02d68
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2412658365-3084825385-3340777666-1000\83aa4cc77f591dfc2374580bbd95f6ba_dd06e985-ac7f-4567-b0c7-3752f03c29fc
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
209KB
MD59253a3ae8d339ad044eddacb81295060
SHA127d8793f419328ea690734e7b5c4c4c1287fad3f
SHA2565269f44114815dbe9d98fbc756da86969b056b4d7362c9c96d8c58dd17be161c
SHA512fca47b36359817e769064f9b8c3d4b36ffa5e6bbba3904f06cb2c3bf7b21fa1332be506b7e45754b6c884d6d2e12da64c3bea66fc15b8baea8312b29578c557c
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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