Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
01/06/2024, 18:06
Static task
static1
Behavioral task
behavioral1
Sample
f258e1a04ad4cc71b7dd2c4f88b7534c0ca5f15163d6c76dfdb3a82a5d1abf02.js
Resource
win7-20240508-en
General
-
Target
f258e1a04ad4cc71b7dd2c4f88b7534c0ca5f15163d6c76dfdb3a82a5d1abf02.js
-
Size
776KB
-
MD5
1d26836dd11e3edf4982cac936614871
-
SHA1
6a1d15f15eea691da47b0a2b0a326fea2be3539d
-
SHA256
f258e1a04ad4cc71b7dd2c4f88b7534c0ca5f15163d6c76dfdb3a82a5d1abf02
-
SHA512
1371926913b860c5c798080c0c4563ec92b9555495e0d1f629cd536cb432fc9cf97a12c2e8c467e7a845daafe91ef30a223b65841059edcf5c9786ffb0cb37f4
-
SSDEEP
6144:XQzJeftRXJpA2OEL42YdLHmaNFq5fC1il2gzLKDvlQCxhGgmRR7L/xrE6AUbDlc3:g/
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation wscript.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ndxrfwj.txt java.exe -
Loads dropped DLL 2 IoCs
pid Process 4152 java.exe 4540 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 1172 icacls.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ndxrfwj = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ndxrfwj.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ndxrfwj = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ndxrfwj.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.
flow ioc 33 ip-api.com -
Command and Scripting Interpreter: JavaScript 1 TTPs
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4832 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3784 WMIC.exe Token: SeSecurityPrivilege 3784 WMIC.exe Token: SeTakeOwnershipPrivilege 3784 WMIC.exe Token: SeLoadDriverPrivilege 3784 WMIC.exe Token: SeSystemProfilePrivilege 3784 WMIC.exe Token: SeSystemtimePrivilege 3784 WMIC.exe Token: SeProfSingleProcessPrivilege 3784 WMIC.exe Token: SeIncBasePriorityPrivilege 3784 WMIC.exe Token: SeCreatePagefilePrivilege 3784 WMIC.exe Token: SeBackupPrivilege 3784 WMIC.exe Token: SeRestorePrivilege 3784 WMIC.exe Token: SeShutdownPrivilege 3784 WMIC.exe Token: SeDebugPrivilege 3784 WMIC.exe Token: SeSystemEnvironmentPrivilege 3784 WMIC.exe Token: SeRemoteShutdownPrivilege 3784 WMIC.exe Token: SeUndockPrivilege 3784 WMIC.exe Token: SeManageVolumePrivilege 3784 WMIC.exe Token: 33 3784 WMIC.exe Token: 34 3784 WMIC.exe Token: 35 3784 WMIC.exe Token: 36 3784 WMIC.exe Token: SeIncreaseQuotaPrivilege 3784 WMIC.exe Token: SeSecurityPrivilege 3784 WMIC.exe Token: SeTakeOwnershipPrivilege 3784 WMIC.exe Token: SeLoadDriverPrivilege 3784 WMIC.exe Token: SeSystemProfilePrivilege 3784 WMIC.exe Token: SeSystemtimePrivilege 3784 WMIC.exe Token: SeProfSingleProcessPrivilege 3784 WMIC.exe Token: SeIncBasePriorityPrivilege 3784 WMIC.exe Token: SeCreatePagefilePrivilege 3784 WMIC.exe Token: SeBackupPrivilege 3784 WMIC.exe Token: SeRestorePrivilege 3784 WMIC.exe Token: SeShutdownPrivilege 3784 WMIC.exe Token: SeDebugPrivilege 3784 WMIC.exe Token: SeSystemEnvironmentPrivilege 3784 WMIC.exe Token: SeRemoteShutdownPrivilege 3784 WMIC.exe Token: SeUndockPrivilege 3784 WMIC.exe Token: SeManageVolumePrivilege 3784 WMIC.exe Token: 33 3784 WMIC.exe Token: 34 3784 WMIC.exe Token: 35 3784 WMIC.exe Token: 36 3784 WMIC.exe Token: SeIncreaseQuotaPrivilege 4928 WMIC.exe Token: SeSecurityPrivilege 4928 WMIC.exe Token: SeTakeOwnershipPrivilege 4928 WMIC.exe Token: SeLoadDriverPrivilege 4928 WMIC.exe Token: SeSystemProfilePrivilege 4928 WMIC.exe Token: SeSystemtimePrivilege 4928 WMIC.exe Token: SeProfSingleProcessPrivilege 4928 WMIC.exe Token: SeIncBasePriorityPrivilege 4928 WMIC.exe Token: SeCreatePagefilePrivilege 4928 WMIC.exe Token: SeBackupPrivilege 4928 WMIC.exe Token: SeRestorePrivilege 4928 WMIC.exe Token: SeShutdownPrivilege 4928 WMIC.exe Token: SeDebugPrivilege 4928 WMIC.exe Token: SeSystemEnvironmentPrivilege 4928 WMIC.exe Token: SeRemoteShutdownPrivilege 4928 WMIC.exe Token: SeUndockPrivilege 4928 WMIC.exe Token: SeManageVolumePrivilege 4928 WMIC.exe Token: 33 4928 WMIC.exe Token: 34 4928 WMIC.exe Token: 35 4928 WMIC.exe Token: 36 4928 WMIC.exe Token: SeIncreaseQuotaPrivilege 4928 WMIC.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 1192 wrote to memory of 3240 1192 wscript.exe 81 PID 1192 wrote to memory of 3240 1192 wscript.exe 81 PID 3240 wrote to memory of 1172 3240 javaw.exe 85 PID 3240 wrote to memory of 1172 3240 javaw.exe 85 PID 3240 wrote to memory of 4152 3240 javaw.exe 92 PID 3240 wrote to memory of 4152 3240 javaw.exe 92 PID 4152 wrote to memory of 4472 4152 java.exe 94 PID 4152 wrote to memory of 4472 4152 java.exe 94 PID 4152 wrote to memory of 4540 4152 java.exe 95 PID 4152 wrote to memory of 4540 4152 java.exe 95 PID 4472 wrote to memory of 4832 4472 cmd.exe 98 PID 4472 wrote to memory of 4832 4472 cmd.exe 98 PID 4540 wrote to memory of 3012 4540 java.exe 102 PID 4540 wrote to memory of 3012 4540 java.exe 102 PID 3012 wrote to memory of 3784 3012 cmd.exe 104 PID 3012 wrote to memory of 3784 3012 cmd.exe 104 PID 4540 wrote to memory of 4148 4540 java.exe 105 PID 4540 wrote to memory of 4148 4540 java.exe 105 PID 4148 wrote to memory of 4928 4148 cmd.exe 107 PID 4148 wrote to memory of 4928 4148 cmd.exe 107 PID 4540 wrote to memory of 4276 4540 java.exe 108 PID 4540 wrote to memory of 4276 4540 java.exe 108 PID 4276 wrote to memory of 4788 4276 cmd.exe 110 PID 4276 wrote to memory of 4788 4276 cmd.exe 110 PID 4540 wrote to memory of 2616 4540 java.exe 111 PID 4540 wrote to memory of 2616 4540 java.exe 111 PID 2616 wrote to memory of 5076 2616 cmd.exe 113 PID 2616 wrote to memory of 5076 2616 cmd.exe 113 -
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\f258e1a04ad4cc71b7dd2c4f88b7534c0ca5f15163d6c76dfdb3a82a5d1abf02.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1192 -
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\ndxrfwj.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:3240 -
C:\Windows\system32\icacls.exeC:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M3⤵
- Modifies file permissions
PID:1172
-
-
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\ndxrfwj.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ndxrfwj.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:4472 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ndxrfwj.txt"5⤵
- Creates scheduled task(s)
PID:4832
-
-
-
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\ndxrfwj.txt"4⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4540 -
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:3012 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:3784
-
-
-
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:4148 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:4928
-
-
-
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:4276 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:4788
-
-
-
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:2616 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list6⤵PID:5076
-
-
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
46B
MD50b885d62356c135745360bb25672d293
SHA1fba79dc4c430f403557c11fdd2a0ca0c9d314210
SHA256c0416a678b417c99291d31e36ae02eea991c8c5485faacd781cc7e3a0a12bbb7
SHA51225dd709c42800f469bc39de168128128947ffe80b4d63703f12701f025affe64c248ae80188375b5674d6cb9932806046ac8e042ff6ca8d6c17a68053046b5c8
-
Filesize
46B
MD5477258d7bd1c1c40ffc65ab34317cfe6
SHA1be6133298b6c7fc39b5c0c905fa3e56301b7a32a
SHA2565864c6b5f8537424dc7a0978d70d6e5360df667942b480bb750cdb61c7f74e25
SHA5127d0a7527be9d3e225b67dcb45fda4a9b3a403bf6d8cb63a021bab066e77c8150d3bb6b348aa541ad40b216600234c75871165522bca218ac7575acde859d1455
-
Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
-
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4018855536-2201274732-320770143-1000\83aa4cc77f591dfc2374580bbd95f6ba_4d0966de-9ba4-4ee9-b282-eaf9cf9c9160
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
-
Filesize
92KB
MD52cc7e15396dc275497fcf51f461da38d
SHA16fa0f11b6d9e3812a86ff1d43a86ad34bfc41062
SHA256e14f1c7e11a1f1ddd570d605e4204a694a7370d603c1b1ca157e505f180ccc48
SHA512daf71473c48f9592d33a49ff2f6d7b84e2c3a992f18a29979494cae86623328f0137c6ae9046cf3bbeb75d90d2a030d1fdbf3aca8718ea769429ce1e6e4a931f
-
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