Analysis
- max time kernel
146s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
09/05/2024, 02:07
Static task
static1
Behavioral task
behavioral1
Sample
dc6aeb1f8d342bc7863a71083222cfa544b340c181e2be87dd39f5d25aac12e4.js
Resource
win7-20240508-en
3 signatures
150 seconds
General
- Target dc6aeb1f8d342bc7863a71083222cfa544b340c181e2be87dd39f5d25aac12e4.js
- Size 352KB
- Sample240509-cj475acf2z
- SHA256 dc6aeb1f8d342bc7863a71083222cfa544b340c181e2be87dd39f5d25aac12e4
- MD5 e38d8e75f11cf191e173aa3e2528b57a
- SHA1 0e7e3b6ca4118660adb1ad6cfa238613458c5245
- SHA512 a8d2e021f69c22918972b505b742c06ed0aed4003adef538853b68d55647a17e089828b8bc85c2e57feb7f92962dd5aa671f9a58635dbc49b7baf753ca96c176
- SSDEEP 6144:J0pVKGI89xY7aXi0rp+/UHXoh4aKfo3DuWmeZRgUCJeyIFhzKcvz30DBaDvzMvh:CVKa9xxs4/YzrZvz3hjzs
- MD5 SHA1 SHA512 SSDEEP
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-1-5-21-2539840389-1261165778-1087677076-1000\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\zgsmcfsghm.txt java.exe - Loads dropped DLL 1 IoCs
pid Process 2228 java.exe - Modifies file permissions 1 TTPs 1 IoCs
pid Process 1384 icacls.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zgsmcfsghm = "\"C:\\Users\\Admin\\AppData\\Roaming\\zgsmcfsghm.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zgsmcfsghm = "\"C:\\Users\\Admin\\AppData\\Roaming\\zgsmcfsghm.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 14 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 2316 schtasks.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3148 WMIC.exe Token: SeSecurityPrivilege 3148 WMIC.exe Token: SeTakeOwnershipPrivilege 3148 WMIC.exe Token: SeLoadDriverPrivilege 3148 WMIC.exe Token: SeSystemProfilePrivilege 3148 WMIC.exe Token: SeSystemtimePrivilege 3148 WMIC.exe Token: SeProfSingleProcessPrivilege 3148 WMIC.exe Token: SeIncBasePriorityPrivilege 3148 WMIC.exe Token: SeCreatePagefilePrivilege 3148 WMIC.exe Token: SeBackupPrivilege 3148 WMIC.exe Token: SeRestorePrivilege 3148 WMIC.exe Token: SeShutdownPrivilege 3148 WMIC.exe Token: SeDebugPrivilege 3148 WMIC.exe Token: SeSystemEnvironmentPrivilege 3148 WMIC.exe Token: SeRemoteShutdownPrivilege 3148 WMIC.exe Token: SeUndockPrivilege 3148 WMIC.exe Token: SeManageVolumePrivilege 3148 WMIC.exe Token: 33 3148 WMIC.exe Token: 34 3148 WMIC.exe Token: 35 3148 WMIC.exe Token: 36 3148 WMIC.exe Token: SeIncreaseQuotaPrivilege 3148 WMIC.exe Token: SeSecurityPrivilege 3148 WMIC.exe Token: SeTakeOwnershipPrivilege 3148 WMIC.exe Token: SeLoadDriverPrivilege 3148 WMIC.exe Token: SeSystemProfilePrivilege 3148 WMIC.exe Token: SeSystemtimePrivilege 3148 WMIC.exe Token: SeProfSingleProcessPrivilege 3148 WMIC.exe Token: SeIncBasePriorityPrivilege 3148 WMIC.exe Token: SeCreatePagefilePrivilege 3148 WMIC.exe Token: SeBackupPrivilege 3148 WMIC.exe Token: SeRestorePrivilege 3148 WMIC.exe Token: SeShutdownPrivilege 3148 WMIC.exe Token: SeDebugPrivilege 3148 WMIC.exe Token: SeSystemEnvironmentPrivilege 3148 WMIC.exe Token: SeRemoteShutdownPrivilege 3148 WMIC.exe Token: SeUndockPrivilege 3148 WMIC.exe Token: SeManageVolumePrivilege 3148 WMIC.exe Token: 33 3148 WMIC.exe Token: 34 3148 WMIC.exe Token: 35 3148 WMIC.exe Token: 36 3148 WMIC.exe Token: SeIncreaseQuotaPrivilege 3272 WMIC.exe Token: SeSecurityPrivilege 3272 WMIC.exe Token: SeTakeOwnershipPrivilege 3272 WMIC.exe Token: SeLoadDriverPrivilege 3272 WMIC.exe Token: SeSystemProfilePrivilege 3272 WMIC.exe Token: SeSystemtimePrivilege 3272 WMIC.exe Token: SeProfSingleProcessPrivilege 3272 WMIC.exe Token: SeIncBasePriorityPrivilege 3272 WMIC.exe Token: SeCreatePagefilePrivilege 3272 WMIC.exe Token: SeBackupPrivilege 3272 WMIC.exe Token: SeRestorePrivilege 3272 WMIC.exe Token: SeShutdownPrivilege 3272 WMIC.exe Token: SeDebugPrivilege 3272 WMIC.exe Token: SeSystemEnvironmentPrivilege 3272 WMIC.exe Token: SeRemoteShutdownPrivilege 3272 WMIC.exe Token: SeUndockPrivilege 3272 WMIC.exe Token: SeManageVolumePrivilege 3272 WMIC.exe Token: 33 3272 WMIC.exe Token: 34 3272 WMIC.exe Token: 35 3272 WMIC.exe Token: 36 3272 WMIC.exe Token: SeIncreaseQuotaPrivilege 3272 WMIC.exe - Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 4760 wrote to memory of 2220 4760 wscript.exe 78 PID 4760 wrote to memory of 2220 4760 wscript.exe 78 PID 2220 wrote to memory of 1384 2220 javaw.exe 79 PID 2220 wrote to memory of 1384 2220 javaw.exe 79 PID 2220 wrote to memory of 4452 2220 javaw.exe 81 PID 2220 wrote to memory of 4452 2220 javaw.exe 81 PID 4452 wrote to memory of 3172 4452 java.exe 83 PID 4452 wrote to memory of 3172 4452 java.exe 83 PID 4452 wrote to memory of 2228 4452 java.exe 84 PID 4452 wrote to memory of 2228 4452 java.exe 84 PID 3172 wrote to memory of 2316 3172 cmd.exe 87 PID 3172 wrote to memory of 2316 3172 cmd.exe 87 PID 2228 wrote to memory of 2520 2228 java.exe 88 PID 2228 wrote to memory of 2520 2228 java.exe 88 PID 2520 wrote to memory of 3148 2520 cmd.exe 90 PID 2520 wrote to memory of 3148 2520 cmd.exe 90 PID 2228 wrote to memory of 4224 2228 java.exe 92 PID 2228 wrote to memory of 4224 2228 java.exe 92 PID 4224 wrote to memory of 3272 4224 cmd.exe 94 PID 4224 wrote to memory of 3272 4224 cmd.exe 94 PID 2228 wrote to memory of 5076 2228 java.exe 95 PID 2228 wrote to memory of 5076 2228 java.exe 95 PID 5076 wrote to memory of 3196 5076 cmd.exe 97 PID 5076 wrote to memory of 3196 5076 cmd.exe 97 PID 2228 wrote to memory of 2800 2228 java.exe 98 PID 2228 wrote to memory of 2800 2228 java.exe 98 PID 2800 wrote to memory of 452 2800 cmd.exe 100 PID 2800 wrote to memory of 452 2800 cmd.exe 100 - 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\dc6aeb1f8d342bc7863a71083222cfa544b340c181e2be87dd39f5d25aac12e4.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4760 -
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\zgsmcfsghm.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:2220 -
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:1384
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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\zgsmcfsghm.txt"3⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4452 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\zgsmcfsghm.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:3172 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\zgsmcfsghm.txt"5⤵
- Creates scheduled task(s)
PID:2316
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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\zgsmcfsghm.txt"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2228 -
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:2520 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:3148
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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:4224 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:3272
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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:5076 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:3196
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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:2800 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list6⤵PID:452
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
- Size 46B
- SHA256 b64251a73c4b1ba5d162f3d35070d072b3112d55e9437f0393c2bd43cd2d0776
- MD5 ee6ba038ee39c50c2b26c61ead5dc95c
- SHA1 1927f2783c355438bb82ba0699a78827b612a9b9
- SHA512 288c3b6d85aa100b0834c503a2d913c036d8a81d04c3429a998e98a94a048dfa65feb68e6cca3749e7b8175782c1e07935bed4e04ce22d8f969e4763de3fd91d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna5407171094882018932.dll
- Size 241KB
- SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
- MD5 e02979ecd43bcc9061eb2b494ab5af50
- SHA1 3122ac0e751660f646c73b10c4f79685aa65c545
- SHA512 1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
- SSDEEP 6144:YW2uuBVCg2ZF0xk5udHB7EkAgEEz2Lh2LDh+MDWHNaL7yyubjmiy9NBW:YW2uAC9sVEZL0vdnz
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2539840389-1261165778-1087677076-1000\83aa4cc77f591dfc2374580bbd95f6ba_468f6343-c0e6-4931-9703-30c6539573cb
- Size 45B
- SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
- MD5 c8366ae350e7019aefc9d1e6e6a498c6
- SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
- SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\zgsmcfsghm.txt
- Size 164KB
- SHA256 c97d01edc6e28bb1a808951f917290831bd806f5155affe62fb042bbea235bf1
- MD5 295d34a469ee2519f8016d7a8c794a2c
- SHA1 eaa4737386928dffc355967c213dd19bbf2208d0
- SHA512 677d63b1a19b41be1122f3d4c7839377678229907a8e9998d1057ba99e8677c4f5585c679ef40586ba26647b771fbc3db854c1c0b588c51d25bbb9134301c875
- SSDEEP 3072:IwHlM3VYgmfTEi996mPu9TArkVmOvyC0IOM4rgxDFZ90xzSR25Vz:IZ4fQWu9TRVmOvp0kNFYxzq0t
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\lib\jna-5.5.0.jar
- Size 1.4MB
- SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
- MD5 acfb5b5fd9ee10bf69497792fd469f85
- SHA1 0e0845217c4907822403912ad6828d8e0b256208
- SHA512 e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
- SSDEEP 24576:BggLnybolJdaW+864NkqCUer8N7sSFOaj5lWOEMIKk6idJRWPTgzq3bICEz2lFO:BTnybo9aW+L5qCUO0xsiMPZrJgPLLIO6
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\lib\jna-platform-5.5.0.jar
- Size 2.6MB
- SHA256 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
- MD5 2f4a99c2758e72ee2b59a73586a2322f
- SHA1 af38e7c4d0fc73c23ecd785443705bfdee5b90bf
- SHA512 b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
- SSDEEP 24576:DyciOooDbK7Yw1J75n4BP/NtK2ov3mhDR6:3iOLDOZJ75nwtK2ovWh8
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
- Size 4.1MB
- SHA256 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
- MD5 b33387e15ab150a7bf560abdc73c3bec
- SHA1 66b8075784131f578ef893fd7674273f709b9a4c
- SHA512 25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
- SSDEEP 98304:czJoX0izQbrabWo2MxgErRYxFOY8IsFWyTIiTIzMpca:cJoXHQKW9MxRr8wZZsikzMaa
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\lib\system-hook-3.5.jar
- Size 772KB
- SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
- MD5 e1aa38a1e78a76a6de73efae136cdb3a
- SHA1 c463da71871f780b2e2e5dba115d43953b537daf
- SHA512 fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
- SSDEEP 24576:IhCFW8WXvOsWW9XGmvcVfkfTnzrLvadKPpv:IhCYWstW202t
- MD5 SHA1 SHA512 SSDEEP