Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
15/05/2024, 15:55
Static task
static1
Behavioral task
behavioral1
Sample
40c97f136f72b6613c9f947c7e1fe112706eae5c574902dd1904f80b0fc1d212.js
Resource
win7-20240221-en
General
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Target
40c97f136f72b6613c9f947c7e1fe112706eae5c574902dd1904f80b0fc1d212.js
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Size
353KB
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MD5
f1e972166f46d1b17250e076b3c9d048
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SHA1
29de44cb79d7b60ecd0ccfc293dc137aadf70767
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SHA256
40c97f136f72b6613c9f947c7e1fe112706eae5c574902dd1904f80b0fc1d212
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SHA512
c7e3947eb45dbad441674f7f469edfdb2c385419c7583141995ed71cdd2faf8bb86248a12c2fbf7dcabdc45ba673ed35830e4ab75f439daf06631b19e7c734a4
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SSDEEP
6144:CjTqNadgJXXiQu87UE2tajU7RP4Y/oj3i+R/2RCO0VVQc6xZzHAOjnRKjoXBKZRG:CaAd0XXiw5jX+E3/WzpnlwJjXXyGe3
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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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\dfpxdcnj.txt java.exe -
Loads dropped DLL 1 IoCs
pid Process 3992 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 1252 icacls.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dfpxdcnj = "\"C:\\Users\\Admin\\AppData\\Roaming\\dfpxdcnj.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dfpxdcnj = "\"C:\\Users\\Admin\\AppData\\Roaming\\dfpxdcnj.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 30 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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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1040 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4812 WMIC.exe Token: SeSecurityPrivilege 4812 WMIC.exe Token: SeTakeOwnershipPrivilege 4812 WMIC.exe Token: SeLoadDriverPrivilege 4812 WMIC.exe Token: SeSystemProfilePrivilege 4812 WMIC.exe Token: SeSystemtimePrivilege 4812 WMIC.exe Token: SeProfSingleProcessPrivilege 4812 WMIC.exe Token: SeIncBasePriorityPrivilege 4812 WMIC.exe Token: SeCreatePagefilePrivilege 4812 WMIC.exe Token: SeBackupPrivilege 4812 WMIC.exe Token: SeRestorePrivilege 4812 WMIC.exe Token: SeShutdownPrivilege 4812 WMIC.exe Token: SeDebugPrivilege 4812 WMIC.exe Token: SeSystemEnvironmentPrivilege 4812 WMIC.exe Token: SeRemoteShutdownPrivilege 4812 WMIC.exe Token: SeUndockPrivilege 4812 WMIC.exe Token: SeManageVolumePrivilege 4812 WMIC.exe Token: 33 4812 WMIC.exe Token: 34 4812 WMIC.exe Token: 35 4812 WMIC.exe Token: 36 4812 WMIC.exe Token: SeIncreaseQuotaPrivilege 4812 WMIC.exe Token: SeSecurityPrivilege 4812 WMIC.exe Token: SeTakeOwnershipPrivilege 4812 WMIC.exe Token: SeLoadDriverPrivilege 4812 WMIC.exe Token: SeSystemProfilePrivilege 4812 WMIC.exe Token: SeSystemtimePrivilege 4812 WMIC.exe Token: SeProfSingleProcessPrivilege 4812 WMIC.exe Token: SeIncBasePriorityPrivilege 4812 WMIC.exe Token: SeCreatePagefilePrivilege 4812 WMIC.exe Token: SeBackupPrivilege 4812 WMIC.exe Token: SeRestorePrivilege 4812 WMIC.exe Token: SeShutdownPrivilege 4812 WMIC.exe Token: SeDebugPrivilege 4812 WMIC.exe Token: SeSystemEnvironmentPrivilege 4812 WMIC.exe Token: SeRemoteShutdownPrivilege 4812 WMIC.exe Token: SeUndockPrivilege 4812 WMIC.exe Token: SeManageVolumePrivilege 4812 WMIC.exe Token: 33 4812 WMIC.exe Token: 34 4812 WMIC.exe Token: 35 4812 WMIC.exe Token: 36 4812 WMIC.exe Token: SeIncreaseQuotaPrivilege 4320 WMIC.exe Token: SeSecurityPrivilege 4320 WMIC.exe Token: SeTakeOwnershipPrivilege 4320 WMIC.exe Token: SeLoadDriverPrivilege 4320 WMIC.exe Token: SeSystemProfilePrivilege 4320 WMIC.exe Token: SeSystemtimePrivilege 4320 WMIC.exe Token: SeProfSingleProcessPrivilege 4320 WMIC.exe Token: SeIncBasePriorityPrivilege 4320 WMIC.exe Token: SeCreatePagefilePrivilege 4320 WMIC.exe Token: SeBackupPrivilege 4320 WMIC.exe Token: SeRestorePrivilege 4320 WMIC.exe Token: SeShutdownPrivilege 4320 WMIC.exe Token: SeDebugPrivilege 4320 WMIC.exe Token: SeSystemEnvironmentPrivilege 4320 WMIC.exe Token: SeRemoteShutdownPrivilege 4320 WMIC.exe Token: SeUndockPrivilege 4320 WMIC.exe Token: SeManageVolumePrivilege 4320 WMIC.exe Token: 33 4320 WMIC.exe Token: 34 4320 WMIC.exe Token: 35 4320 WMIC.exe Token: 36 4320 WMIC.exe Token: SeIncreaseQuotaPrivilege 4320 WMIC.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2100 wrote to memory of 4932 2100 wscript.exe 82 PID 2100 wrote to memory of 4932 2100 wscript.exe 82 PID 4932 wrote to memory of 1252 4932 javaw.exe 84 PID 4932 wrote to memory of 1252 4932 javaw.exe 84 PID 4932 wrote to memory of 1092 4932 javaw.exe 91 PID 4932 wrote to memory of 1092 4932 javaw.exe 91 PID 1092 wrote to memory of 4064 1092 java.exe 93 PID 1092 wrote to memory of 4064 1092 java.exe 93 PID 1092 wrote to memory of 3992 1092 java.exe 94 PID 1092 wrote to memory of 3992 1092 java.exe 94 PID 4064 wrote to memory of 1040 4064 cmd.exe 97 PID 4064 wrote to memory of 1040 4064 cmd.exe 97 PID 3992 wrote to memory of 836 3992 java.exe 98 PID 3992 wrote to memory of 836 3992 java.exe 98 PID 836 wrote to memory of 4812 836 cmd.exe 100 PID 836 wrote to memory of 4812 836 cmd.exe 100 PID 3992 wrote to memory of 2492 3992 java.exe 102 PID 3992 wrote to memory of 2492 3992 java.exe 102 PID 2492 wrote to memory of 4320 2492 cmd.exe 104 PID 2492 wrote to memory of 4320 2492 cmd.exe 104 PID 3992 wrote to memory of 4500 3992 java.exe 105 PID 3992 wrote to memory of 4500 3992 java.exe 105 PID 4500 wrote to memory of 3244 4500 cmd.exe 107 PID 4500 wrote to memory of 3244 4500 cmd.exe 107 PID 3992 wrote to memory of 848 3992 java.exe 108 PID 3992 wrote to memory of 848 3992 java.exe 108 PID 848 wrote to memory of 2644 848 cmd.exe 110 PID 848 wrote to memory of 2644 848 cmd.exe 110 -
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\40c97f136f72b6613c9f947c7e1fe112706eae5c574902dd1904f80b0fc1d212.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2100 -
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\dfpxdcnj.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:4932 -
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:1252
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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\dfpxdcnj.txt"3⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\dfpxdcnj.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\dfpxdcnj.txt"5⤵
- Creates scheduled task(s)
PID:1040
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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\dfpxdcnj.txt"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3992 -
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:836 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:4812
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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:2492 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:4320
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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:4500 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:3244
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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:848 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list6⤵PID:2644
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD5661ee1b8393b350a2316895efbee3ff6
SHA1b009313bca0d9be3c74dc644bf4921842b758f8b
SHA256f12e0f67af32fd40aba3da5ab5b99bed0caf169a91cc68c648cb511ff9a7ae75
SHA512881ca211e13fdef6884e0627bf0f7059892d83e72e9b892ac7c7e9dc8817899a8374abb32c088a4a8953ae52680c03ea5446712632adbf2284f1a5553b1629a4
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Filesize
46B
MD5fed130636b502993706b90891839fb41
SHA12ce237119cc0dcba0fddd6075bbb035156144456
SHA2565a794e8fd2d37f88c520d9dba50fc7cccef5d47b2312383dc50105b14f40f1be
SHA512ed34cfcc87d12c324ea858c1c8023f88cf449750e0831610eb58dd153db65dc323b160e0c95fc9c51f98c9e03511bdbedb71fe24eee4b60186be96ea95ed9392
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4124900551-4068476067-3491212533-1000\83aa4cc77f591dfc2374580bbd95f6ba_310807ab-751f-4d81-ae09-b202eaf21e19
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
164KB
MD57ea89d19a8441cc58b7255dc9fb205fa
SHA12ae19607a8231bffd72353766f4017eb5492f3e8
SHA256486b68ef93d03c4e486b8ddd9e153391e7debc6839e0c09d38999dd159e30705
SHA5120a76f52939c305b2756fa486222210a4a8c40deff0fc753d11da899baaa84da2fed37ddbd333c6b1dc91ea07a2a1bffcaeb4db08dcbb3db97c925254e6bcbaf4
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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