Analysis
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max time kernel
145s -
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
28-08-2024 01:29
Static task
static1
Behavioral task
behavioral1
Sample
287323eb8dce9257ec7c85c9bea69dd1730a1e15c2df7476343ce8a95567ff74.js
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
287323eb8dce9257ec7c85c9bea69dd1730a1e15c2df7476343ce8a95567ff74.js
Resource
win10v2004-20240802-en
General
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Target
287323eb8dce9257ec7c85c9bea69dd1730a1e15c2df7476343ce8a95567ff74.js
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Size
746KB
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MD5
e20445bd8d40d72c17a93a6e175842c2
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SHA1
9a887a492204632b05e67e9479d322ae620bb577
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SHA256
287323eb8dce9257ec7c85c9bea69dd1730a1e15c2df7476343ce8a95567ff74
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SHA512
d1bad3833aac26756a269d00c6fee14170a623951c8f9cb6b65ae01990b613966d76cef2cab440645a610c25f86c98b3995fff7b301e45e8905bbee5ae489b5d
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SSDEEP
6144:XQ792xbDD02mhpWBGtT1fMqGdlKzF5QG+sx9z5hubTYh/KI4GGp1/dKyuaDteR0C:gT
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-1-5-21-786284298-625481688-3210388970-1000\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\sismefuone.txt java.exe -
Loads dropped DLL 2 IoCs
Processes:
java.exejava.exepid process 4472 java.exe 4192 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sismefuone = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\sismefuone.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sismefuone = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\sismefuone.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 38 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.
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid process Token: SeIncreaseQuotaPrivilege 4468 WMIC.exe Token: SeSecurityPrivilege 4468 WMIC.exe Token: SeTakeOwnershipPrivilege 4468 WMIC.exe Token: SeLoadDriverPrivilege 4468 WMIC.exe Token: SeSystemProfilePrivilege 4468 WMIC.exe Token: SeSystemtimePrivilege 4468 WMIC.exe Token: SeProfSingleProcessPrivilege 4468 WMIC.exe Token: SeIncBasePriorityPrivilege 4468 WMIC.exe Token: SeCreatePagefilePrivilege 4468 WMIC.exe Token: SeBackupPrivilege 4468 WMIC.exe Token: SeRestorePrivilege 4468 WMIC.exe Token: SeShutdownPrivilege 4468 WMIC.exe Token: SeDebugPrivilege 4468 WMIC.exe Token: SeSystemEnvironmentPrivilege 4468 WMIC.exe Token: SeRemoteShutdownPrivilege 4468 WMIC.exe Token: SeUndockPrivilege 4468 WMIC.exe Token: SeManageVolumePrivilege 4468 WMIC.exe Token: 33 4468 WMIC.exe Token: 34 4468 WMIC.exe Token: 35 4468 WMIC.exe Token: 36 4468 WMIC.exe Token: SeIncreaseQuotaPrivilege 4468 WMIC.exe Token: SeSecurityPrivilege 4468 WMIC.exe Token: SeTakeOwnershipPrivilege 4468 WMIC.exe Token: SeLoadDriverPrivilege 4468 WMIC.exe Token: SeSystemProfilePrivilege 4468 WMIC.exe Token: SeSystemtimePrivilege 4468 WMIC.exe Token: SeProfSingleProcessPrivilege 4468 WMIC.exe Token: SeIncBasePriorityPrivilege 4468 WMIC.exe Token: SeCreatePagefilePrivilege 4468 WMIC.exe Token: SeBackupPrivilege 4468 WMIC.exe Token: SeRestorePrivilege 4468 WMIC.exe Token: SeShutdownPrivilege 4468 WMIC.exe Token: SeDebugPrivilege 4468 WMIC.exe Token: SeSystemEnvironmentPrivilege 4468 WMIC.exe Token: SeRemoteShutdownPrivilege 4468 WMIC.exe Token: SeUndockPrivilege 4468 WMIC.exe Token: SeManageVolumePrivilege 4468 WMIC.exe Token: 33 4468 WMIC.exe Token: 34 4468 WMIC.exe Token: 35 4468 WMIC.exe Token: 36 4468 WMIC.exe Token: SeIncreaseQuotaPrivilege 2352 WMIC.exe Token: SeSecurityPrivilege 2352 WMIC.exe Token: SeTakeOwnershipPrivilege 2352 WMIC.exe Token: SeLoadDriverPrivilege 2352 WMIC.exe Token: SeSystemProfilePrivilege 2352 WMIC.exe Token: SeSystemtimePrivilege 2352 WMIC.exe Token: SeProfSingleProcessPrivilege 2352 WMIC.exe Token: SeIncBasePriorityPrivilege 2352 WMIC.exe Token: SeCreatePagefilePrivilege 2352 WMIC.exe Token: SeBackupPrivilege 2352 WMIC.exe Token: SeRestorePrivilege 2352 WMIC.exe Token: SeShutdownPrivilege 2352 WMIC.exe Token: SeDebugPrivilege 2352 WMIC.exe Token: SeSystemEnvironmentPrivilege 2352 WMIC.exe Token: SeRemoteShutdownPrivilege 2352 WMIC.exe Token: SeUndockPrivilege 2352 WMIC.exe Token: SeManageVolumePrivilege 2352 WMIC.exe Token: 33 2352 WMIC.exe Token: 34 2352 WMIC.exe Token: 35 2352 WMIC.exe Token: 36 2352 WMIC.exe Token: SeIncreaseQuotaPrivilege 2352 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
wscript.exejavaw.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid process target process PID 1468 wrote to memory of 4984 1468 wscript.exe javaw.exe PID 1468 wrote to memory of 4984 1468 wscript.exe javaw.exe PID 4984 wrote to memory of 4472 4984 javaw.exe java.exe PID 4984 wrote to memory of 4472 4984 javaw.exe java.exe PID 4472 wrote to memory of 1952 4472 java.exe cmd.exe PID 4472 wrote to memory of 1952 4472 java.exe cmd.exe PID 4472 wrote to memory of 4192 4472 java.exe java.exe PID 4472 wrote to memory of 4192 4472 java.exe java.exe PID 1952 wrote to memory of 1032 1952 cmd.exe schtasks.exe PID 1952 wrote to memory of 1032 1952 cmd.exe schtasks.exe PID 4192 wrote to memory of 1348 4192 java.exe cmd.exe PID 4192 wrote to memory of 1348 4192 java.exe cmd.exe PID 1348 wrote to memory of 4468 1348 cmd.exe WMIC.exe PID 1348 wrote to memory of 4468 1348 cmd.exe WMIC.exe PID 4192 wrote to memory of 4980 4192 java.exe cmd.exe PID 4192 wrote to memory of 4980 4192 java.exe cmd.exe PID 4980 wrote to memory of 2352 4980 cmd.exe WMIC.exe PID 4980 wrote to memory of 2352 4980 cmd.exe WMIC.exe PID 4192 wrote to memory of 3288 4192 java.exe cmd.exe PID 4192 wrote to memory of 3288 4192 java.exe cmd.exe PID 3288 wrote to memory of 1828 3288 cmd.exe WMIC.exe PID 3288 wrote to memory of 1828 3288 cmd.exe WMIC.exe PID 4192 wrote to memory of 2804 4192 java.exe cmd.exe PID 4192 wrote to memory of 2804 4192 java.exe cmd.exe PID 2804 wrote to memory of 4680 2804 cmd.exe WMIC.exe PID 2804 wrote to memory of 4680 2804 cmd.exe WMIC.exe -
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\287323eb8dce9257ec7c85c9bea69dd1730a1e15c2df7476343ce8a95567ff74.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1468 -
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\sismefuone.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:4984 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\sismefuone.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4472 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\sismefuone.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\sismefuone.txt"5⤵
- Scheduled Task/Job: Scheduled Task
PID:1032
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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\sismefuone.txt"4⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4192 -
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:1348 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:4468
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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:4980 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:2352
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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:3288 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:1828
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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:2804 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list6⤵PID:4680
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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
MD517062eb85ccaccfcf6f5aab73d852121
SHA15c2a42a4f15a6cd804d308bb069f2ea772681f5d
SHA2567463409770dd04b95e0c6cd6e67a0fbcde60d8e268f7d3930d64a2270348a99b
SHA51274b0f21f19c6d2b4dbb2e1c75b9ae2bb9bd386feaee2b6d7196146e10bd09d43cb3d07f4c76989bfd99310b875ef61d0ad511e035c7f5065d05853b3d869d525
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Filesize
46B
MD55fcf07fe4c165cff8e41115a2a0cd13c
SHA1083ba81fb3a42fc103968484e9ab8e1991d75176
SHA25625b6a95d030e8e8e1b28adda19fcb8adbb8a54fdd48bbf60907adc6317189610
SHA5127334507d9799c39ef5f03b6d05e3b38f0004c7fab348599eb85af38787769c898add59adde2f1ea3822607b0f1d4d67a870e50e131a2f31be499c1abfb2da9f3
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-786284298-625481688-3210388970-1000\83aa4cc77f591dfc2374580bbd95f6ba_1b74ca46-c49b-4c52-a57d-8cd1ff70c625
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