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
01-10-2024 01:46
Static task
static1
Behavioral task
behavioral1
Sample
d5ae06930fcf5befc19002a652049055822cbfbffa22b93ff0b6e0f2e1ce67a4.js
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d5ae06930fcf5befc19002a652049055822cbfbffa22b93ff0b6e0f2e1ce67a4.js
Resource
win10v2004-20240802-en
General
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Target
d5ae06930fcf5befc19002a652049055822cbfbffa22b93ff0b6e0f2e1ce67a4.js
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Size
777KB
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MD5
bb503cb59416e826e54c606edd10b104
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SHA1
81a9713534bfb82b5a66dbd6c629df40f1fe79e5
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SHA256
d5ae06930fcf5befc19002a652049055822cbfbffa22b93ff0b6e0f2e1ce67a4
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SHA512
e69e0b367d9cd6639adb9707ec09f57642a7c788f76850fa9d958d1625a4b57ec1d84e7ad43eb07ec5ba054f8d797ebf989336c51ab10a97dbc1ae3a013421e5
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SSDEEP
6144:HQR2oZA/yOrMb3B2zMCOsUB1q4l3DPZrl7C9PW6BSjlrd3k7HGgjxN+acv/jDinL:wmCq
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-1-5-21-1302416131-1437503476-2806442725-1000\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\rqxcjnwb.txt java.exe -
Loads dropped DLL 2 IoCs
pid Process 3980 java.exe 4428 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rqxcjnwb = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\rqxcjnwb.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rqxcjnwb = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\rqxcjnwb.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 57 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.
pid Process 960 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4844 WMIC.exe Token: SeSecurityPrivilege 4844 WMIC.exe Token: SeTakeOwnershipPrivilege 4844 WMIC.exe Token: SeLoadDriverPrivilege 4844 WMIC.exe Token: SeSystemProfilePrivilege 4844 WMIC.exe Token: SeSystemtimePrivilege 4844 WMIC.exe Token: SeProfSingleProcessPrivilege 4844 WMIC.exe Token: SeIncBasePriorityPrivilege 4844 WMIC.exe Token: SeCreatePagefilePrivilege 4844 WMIC.exe Token: SeBackupPrivilege 4844 WMIC.exe Token: SeRestorePrivilege 4844 WMIC.exe Token: SeShutdownPrivilege 4844 WMIC.exe Token: SeDebugPrivilege 4844 WMIC.exe Token: SeSystemEnvironmentPrivilege 4844 WMIC.exe Token: SeRemoteShutdownPrivilege 4844 WMIC.exe Token: SeUndockPrivilege 4844 WMIC.exe Token: SeManageVolumePrivilege 4844 WMIC.exe Token: 33 4844 WMIC.exe Token: 34 4844 WMIC.exe Token: 35 4844 WMIC.exe Token: 36 4844 WMIC.exe Token: SeIncreaseQuotaPrivilege 4844 WMIC.exe Token: SeSecurityPrivilege 4844 WMIC.exe Token: SeTakeOwnershipPrivilege 4844 WMIC.exe Token: SeLoadDriverPrivilege 4844 WMIC.exe Token: SeSystemProfilePrivilege 4844 WMIC.exe Token: SeSystemtimePrivilege 4844 WMIC.exe Token: SeProfSingleProcessPrivilege 4844 WMIC.exe Token: SeIncBasePriorityPrivilege 4844 WMIC.exe Token: SeCreatePagefilePrivilege 4844 WMIC.exe Token: SeBackupPrivilege 4844 WMIC.exe Token: SeRestorePrivilege 4844 WMIC.exe Token: SeShutdownPrivilege 4844 WMIC.exe Token: SeDebugPrivilege 4844 WMIC.exe Token: SeSystemEnvironmentPrivilege 4844 WMIC.exe Token: SeRemoteShutdownPrivilege 4844 WMIC.exe Token: SeUndockPrivilege 4844 WMIC.exe Token: SeManageVolumePrivilege 4844 WMIC.exe Token: 33 4844 WMIC.exe Token: 34 4844 WMIC.exe Token: 35 4844 WMIC.exe Token: 36 4844 WMIC.exe Token: SeIncreaseQuotaPrivilege 3532 WMIC.exe Token: SeSecurityPrivilege 3532 WMIC.exe Token: SeTakeOwnershipPrivilege 3532 WMIC.exe Token: SeLoadDriverPrivilege 3532 WMIC.exe Token: SeSystemProfilePrivilege 3532 WMIC.exe Token: SeSystemtimePrivilege 3532 WMIC.exe Token: SeProfSingleProcessPrivilege 3532 WMIC.exe Token: SeIncBasePriorityPrivilege 3532 WMIC.exe Token: SeCreatePagefilePrivilege 3532 WMIC.exe Token: SeBackupPrivilege 3532 WMIC.exe Token: SeRestorePrivilege 3532 WMIC.exe Token: SeShutdownPrivilege 3532 WMIC.exe Token: SeDebugPrivilege 3532 WMIC.exe Token: SeSystemEnvironmentPrivilege 3532 WMIC.exe Token: SeRemoteShutdownPrivilege 3532 WMIC.exe Token: SeUndockPrivilege 3532 WMIC.exe Token: SeManageVolumePrivilege 3532 WMIC.exe Token: 33 3532 WMIC.exe Token: 34 3532 WMIC.exe Token: 35 3532 WMIC.exe Token: 36 3532 WMIC.exe Token: SeIncreaseQuotaPrivilege 3532 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 1240 wrote to memory of 4128 1240 wscript.exe 82 PID 1240 wrote to memory of 4128 1240 wscript.exe 82 PID 4128 wrote to memory of 3980 4128 javaw.exe 83 PID 4128 wrote to memory of 3980 4128 javaw.exe 83 PID 3980 wrote to memory of 4424 3980 java.exe 85 PID 3980 wrote to memory of 4424 3980 java.exe 85 PID 3980 wrote to memory of 4428 3980 java.exe 86 PID 3980 wrote to memory of 4428 3980 java.exe 86 PID 4424 wrote to memory of 960 4424 cmd.exe 89 PID 4424 wrote to memory of 960 4424 cmd.exe 89 PID 4428 wrote to memory of 5028 4428 java.exe 99 PID 4428 wrote to memory of 5028 4428 java.exe 99 PID 5028 wrote to memory of 4844 5028 cmd.exe 101 PID 5028 wrote to memory of 4844 5028 cmd.exe 101 PID 4428 wrote to memory of 4312 4428 java.exe 102 PID 4428 wrote to memory of 4312 4428 java.exe 102 PID 4312 wrote to memory of 3532 4312 cmd.exe 104 PID 4312 wrote to memory of 3532 4312 cmd.exe 104 PID 4428 wrote to memory of 5008 4428 java.exe 105 PID 4428 wrote to memory of 5008 4428 java.exe 105 PID 5008 wrote to memory of 5072 5008 cmd.exe 107 PID 5008 wrote to memory of 5072 5008 cmd.exe 107 PID 4428 wrote to memory of 4116 4428 java.exe 108 PID 4428 wrote to memory of 4116 4428 java.exe 108 PID 4116 wrote to memory of 4924 4116 cmd.exe 110 PID 4116 wrote to memory of 4924 4116 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\d5ae06930fcf5befc19002a652049055822cbfbffa22b93ff0b6e0f2e1ce67a4.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1240 -
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\rqxcjnwb.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:4128 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\rqxcjnwb.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\rqxcjnwb.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:4424 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\rqxcjnwb.txt"5⤵
- Scheduled Task/Job: Scheduled Task
PID:960
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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\rqxcjnwb.txt"4⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4428 -
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:5028 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:4844
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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:4312 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:3532
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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:5008 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:5072
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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:4116 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list6⤵PID:4924
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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
MD5f52b49dad345aee6819f0e96848bc1cf
SHA1800050002296338b5fd3782e33c88edd0df77268
SHA256e53a3fa2b0d90dbd7d1000d960abd0b893c338d06c2210cd60d016c7485b8748
SHA512e26e7c84ffb0c1862bd410e8c9070fea6383081be51fa8d1a986121c89d37883253274484af2e8146c69f81bea4bc8e4d33dae61f72ea85d3dd907e39dddeb4a
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Filesize
46B
MD52f0b947fc7fbe4d9962e44930bdbc9ee
SHA1c38d1de9e90e43b8215a39bf8358fb027b80e810
SHA25602c93a9c0a84c0ec4f172730de158fb795f37e41a8a7a7574c4b684d6d5ee17d
SHA5127c81ca9d8f06395a0b63a14f422254a6f130da3f26a4d12abbb5466ef8d0169805412209fa66105de1fb82cb4d23287e0796b0de40f3b22ad294004218a51245
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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