Analysis
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max time kernel
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max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30-05-2024 05:35
Static task
static1
Behavioral task
behavioral1
Sample
4ed0b23797cd71aaf3dd2ecb91211fffadad14b77c4f10812f2ce32e05b58709.js
Resource
win7-20240221-en
General
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Target
4ed0b23797cd71aaf3dd2ecb91211fffadad14b77c4f10812f2ce32e05b58709.js
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Size
857KB
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MD5
edaaa3cafcede4a37ebd20a66186a1d6
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SHA1
7013756895e02f1b05262aae29bbb95880ec683f
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SHA256
4ed0b23797cd71aaf3dd2ecb91211fffadad14b77c4f10812f2ce32e05b58709
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SHA512
bf42d14e1d3fe81dac16650490246aa3e6fd60bba25b77e8740e890643e99de645a84b6dae4095622022074969ab4c5532b233ff184b30b42d2e7546765d775b
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SSDEEP
6144:XQ9qyW7HvTqAaoSW6KaUOAhTPhmyfoWhqfoFPBwgoTXGdSj7lJq/mpt5eWIQNy1d:go
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-1-5-21-1181767204-2009306918-3718769404-1000\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\rivdmjndw.txt java.exe -
Loads dropped DLL 2 IoCs
Processes:
java.exejava.exepid Process 4952 java.exe 4168 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rivdmjndw = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\rivdmjndw.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rivdmjndw = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\rivdmjndw.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 39 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.
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid Process Token: SeIncreaseQuotaPrivilege 1768 WMIC.exe Token: SeSecurityPrivilege 1768 WMIC.exe Token: SeTakeOwnershipPrivilege 1768 WMIC.exe Token: SeLoadDriverPrivilege 1768 WMIC.exe Token: SeSystemProfilePrivilege 1768 WMIC.exe Token: SeSystemtimePrivilege 1768 WMIC.exe Token: SeProfSingleProcessPrivilege 1768 WMIC.exe Token: SeIncBasePriorityPrivilege 1768 WMIC.exe Token: SeCreatePagefilePrivilege 1768 WMIC.exe Token: SeBackupPrivilege 1768 WMIC.exe Token: SeRestorePrivilege 1768 WMIC.exe Token: SeShutdownPrivilege 1768 WMIC.exe Token: SeDebugPrivilege 1768 WMIC.exe Token: SeSystemEnvironmentPrivilege 1768 WMIC.exe Token: SeRemoteShutdownPrivilege 1768 WMIC.exe Token: SeUndockPrivilege 1768 WMIC.exe Token: SeManageVolumePrivilege 1768 WMIC.exe Token: 33 1768 WMIC.exe Token: 34 1768 WMIC.exe Token: 35 1768 WMIC.exe Token: 36 1768 WMIC.exe Token: SeIncreaseQuotaPrivilege 1768 WMIC.exe Token: SeSecurityPrivilege 1768 WMIC.exe Token: SeTakeOwnershipPrivilege 1768 WMIC.exe Token: SeLoadDriverPrivilege 1768 WMIC.exe Token: SeSystemProfilePrivilege 1768 WMIC.exe Token: SeSystemtimePrivilege 1768 WMIC.exe Token: SeProfSingleProcessPrivilege 1768 WMIC.exe Token: SeIncBasePriorityPrivilege 1768 WMIC.exe Token: SeCreatePagefilePrivilege 1768 WMIC.exe Token: SeBackupPrivilege 1768 WMIC.exe Token: SeRestorePrivilege 1768 WMIC.exe Token: SeShutdownPrivilege 1768 WMIC.exe Token: SeDebugPrivilege 1768 WMIC.exe Token: SeSystemEnvironmentPrivilege 1768 WMIC.exe Token: SeRemoteShutdownPrivilege 1768 WMIC.exe Token: SeUndockPrivilege 1768 WMIC.exe Token: SeManageVolumePrivilege 1768 WMIC.exe Token: 33 1768 WMIC.exe Token: 34 1768 WMIC.exe Token: 35 1768 WMIC.exe Token: 36 1768 WMIC.exe Token: SeIncreaseQuotaPrivilege 3204 WMIC.exe Token: SeSecurityPrivilege 3204 WMIC.exe Token: SeTakeOwnershipPrivilege 3204 WMIC.exe Token: SeLoadDriverPrivilege 3204 WMIC.exe Token: SeSystemProfilePrivilege 3204 WMIC.exe Token: SeSystemtimePrivilege 3204 WMIC.exe Token: SeProfSingleProcessPrivilege 3204 WMIC.exe Token: SeIncBasePriorityPrivilege 3204 WMIC.exe Token: SeCreatePagefilePrivilege 3204 WMIC.exe Token: SeBackupPrivilege 3204 WMIC.exe Token: SeRestorePrivilege 3204 WMIC.exe Token: SeShutdownPrivilege 3204 WMIC.exe Token: SeDebugPrivilege 3204 WMIC.exe Token: SeSystemEnvironmentPrivilege 3204 WMIC.exe Token: SeRemoteShutdownPrivilege 3204 WMIC.exe Token: SeUndockPrivilege 3204 WMIC.exe Token: SeManageVolumePrivilege 3204 WMIC.exe Token: 33 3204 WMIC.exe Token: 34 3204 WMIC.exe Token: 35 3204 WMIC.exe Token: 36 3204 WMIC.exe Token: SeIncreaseQuotaPrivilege 3204 WMIC.exe -
Suspicious use of WriteProcessMemory 28 IoCs
Processes:
wscript.exejavaw.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 1704 wrote to memory of 2576 1704 wscript.exe 92 PID 1704 wrote to memory of 2576 1704 wscript.exe 92 PID 2576 wrote to memory of 3604 2576 javaw.exe 93 PID 2576 wrote to memory of 3604 2576 javaw.exe 93 PID 2576 wrote to memory of 4952 2576 javaw.exe 103 PID 2576 wrote to memory of 4952 2576 javaw.exe 103 PID 4952 wrote to memory of 3196 4952 java.exe 106 PID 4952 wrote to memory of 3196 4952 java.exe 106 PID 4952 wrote to memory of 4168 4952 java.exe 107 PID 4952 wrote to memory of 4168 4952 java.exe 107 PID 3196 wrote to memory of 4500 3196 cmd.exe 110 PID 3196 wrote to memory of 4500 3196 cmd.exe 110 PID 4168 wrote to memory of 4940 4168 java.exe 111 PID 4168 wrote to memory of 4940 4168 java.exe 111 PID 4940 wrote to memory of 1768 4940 cmd.exe 113 PID 4940 wrote to memory of 1768 4940 cmd.exe 113 PID 4168 wrote to memory of 4416 4168 java.exe 114 PID 4168 wrote to memory of 4416 4168 java.exe 114 PID 4416 wrote to memory of 3204 4416 cmd.exe 116 PID 4416 wrote to memory of 3204 4416 cmd.exe 116 PID 4168 wrote to memory of 3992 4168 java.exe 117 PID 4168 wrote to memory of 3992 4168 java.exe 117 PID 3992 wrote to memory of 3260 3992 cmd.exe 119 PID 3992 wrote to memory of 3260 3992 cmd.exe 119 PID 4168 wrote to memory of 3628 4168 java.exe 120 PID 4168 wrote to memory of 3628 4168 java.exe 120 PID 3628 wrote to memory of 2360 3628 cmd.exe 122 PID 3628 wrote to memory of 2360 3628 cmd.exe 122 -
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\4ed0b23797cd71aaf3dd2ecb91211fffadad14b77c4f10812f2ce32e05b58709.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1704 -
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\rivdmjndw.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:2576 -
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:3604
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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\rivdmjndw.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4952 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\rivdmjndw.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:3196 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\rivdmjndw.txt"5⤵
- Creates scheduled task(s)
PID:4500
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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\rivdmjndw.txt"4⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4168 -
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:4940 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:1768
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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:4416 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:3204
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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:3992 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:3260
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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:3628 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list6⤵PID:2360
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1272,i,13544508926340531097,6671217806016090640,262144 --variations-seed-version --mojo-platform-channel-handle=4224 /prefetch:81⤵PID:2896
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
46B
MD515891600bde096abd5666edaff61c0e9
SHA175b728b242b32f2f93e9633645302a49bc72fcd7
SHA2569e76583a45980cf973966ed84c38a0bee8a7729b3acbd422af8ff41dbbf109f9
SHA51283afb6a7819195a876a6d14ea26afe2a331252512569419323353ed605285dfc74b810dabdd80c5e800aa0130a569fee1101f1af9fc6a30b430846ea0deb58dc
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1181767204-2009306918-3718769404-1000\83aa4cc77f591dfc2374580bbd95f6ba_d2547453-e731-4fdf-8f92-95f955a44aca
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