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
29-05-2024 01:24
Static task
static1
Behavioral task
behavioral1
Sample
4ed0b23797cd71aaf3dd2ecb91211fffadad14b77c4f10812f2ce32e05b58709.js
Resource
win7-20240508-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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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\mgunf.txt java.exe -
Loads dropped DLL 2 IoCs
pid Process 1424 java.exe 612 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 5064 icacls.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mgunf = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\mgunf.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mgunf = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\mgunf.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 42 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 1184 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1844 WMIC.exe Token: SeSecurityPrivilege 1844 WMIC.exe Token: SeTakeOwnershipPrivilege 1844 WMIC.exe Token: SeLoadDriverPrivilege 1844 WMIC.exe Token: SeSystemProfilePrivilege 1844 WMIC.exe Token: SeSystemtimePrivilege 1844 WMIC.exe Token: SeProfSingleProcessPrivilege 1844 WMIC.exe Token: SeIncBasePriorityPrivilege 1844 WMIC.exe Token: SeCreatePagefilePrivilege 1844 WMIC.exe Token: SeBackupPrivilege 1844 WMIC.exe Token: SeRestorePrivilege 1844 WMIC.exe Token: SeShutdownPrivilege 1844 WMIC.exe Token: SeDebugPrivilege 1844 WMIC.exe Token: SeSystemEnvironmentPrivilege 1844 WMIC.exe Token: SeRemoteShutdownPrivilege 1844 WMIC.exe Token: SeUndockPrivilege 1844 WMIC.exe Token: SeManageVolumePrivilege 1844 WMIC.exe Token: 33 1844 WMIC.exe Token: 34 1844 WMIC.exe Token: 35 1844 WMIC.exe Token: 36 1844 WMIC.exe Token: SeIncreaseQuotaPrivilege 1844 WMIC.exe Token: SeSecurityPrivilege 1844 WMIC.exe Token: SeTakeOwnershipPrivilege 1844 WMIC.exe Token: SeLoadDriverPrivilege 1844 WMIC.exe Token: SeSystemProfilePrivilege 1844 WMIC.exe Token: SeSystemtimePrivilege 1844 WMIC.exe Token: SeProfSingleProcessPrivilege 1844 WMIC.exe Token: SeIncBasePriorityPrivilege 1844 WMIC.exe Token: SeCreatePagefilePrivilege 1844 WMIC.exe Token: SeBackupPrivilege 1844 WMIC.exe Token: SeRestorePrivilege 1844 WMIC.exe Token: SeShutdownPrivilege 1844 WMIC.exe Token: SeDebugPrivilege 1844 WMIC.exe Token: SeSystemEnvironmentPrivilege 1844 WMIC.exe Token: SeRemoteShutdownPrivilege 1844 WMIC.exe Token: SeUndockPrivilege 1844 WMIC.exe Token: SeManageVolumePrivilege 1844 WMIC.exe Token: 33 1844 WMIC.exe Token: 34 1844 WMIC.exe Token: 35 1844 WMIC.exe Token: 36 1844 WMIC.exe Token: SeIncreaseQuotaPrivilege 2040 WMIC.exe Token: SeSecurityPrivilege 2040 WMIC.exe Token: SeTakeOwnershipPrivilege 2040 WMIC.exe Token: SeLoadDriverPrivilege 2040 WMIC.exe Token: SeSystemProfilePrivilege 2040 WMIC.exe Token: SeSystemtimePrivilege 2040 WMIC.exe Token: SeProfSingleProcessPrivilege 2040 WMIC.exe Token: SeIncBasePriorityPrivilege 2040 WMIC.exe Token: SeCreatePagefilePrivilege 2040 WMIC.exe Token: SeBackupPrivilege 2040 WMIC.exe Token: SeRestorePrivilege 2040 WMIC.exe Token: SeShutdownPrivilege 2040 WMIC.exe Token: SeDebugPrivilege 2040 WMIC.exe Token: SeSystemEnvironmentPrivilege 2040 WMIC.exe Token: SeRemoteShutdownPrivilege 2040 WMIC.exe Token: SeUndockPrivilege 2040 WMIC.exe Token: SeManageVolumePrivilege 2040 WMIC.exe Token: 33 2040 WMIC.exe Token: 34 2040 WMIC.exe Token: 35 2040 WMIC.exe Token: 36 2040 WMIC.exe Token: SeIncreaseQuotaPrivilege 2040 WMIC.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 4524 wrote to memory of 3872 4524 wscript.exe 83 PID 4524 wrote to memory of 3872 4524 wscript.exe 83 PID 3872 wrote to memory of 5064 3872 javaw.exe 84 PID 3872 wrote to memory of 5064 3872 javaw.exe 84 PID 3872 wrote to memory of 1424 3872 javaw.exe 92 PID 3872 wrote to memory of 1424 3872 javaw.exe 92 PID 1424 wrote to memory of 4464 1424 java.exe 94 PID 1424 wrote to memory of 4464 1424 java.exe 94 PID 1424 wrote to memory of 612 1424 java.exe 95 PID 1424 wrote to memory of 612 1424 java.exe 95 PID 4464 wrote to memory of 1184 4464 cmd.exe 98 PID 4464 wrote to memory of 1184 4464 cmd.exe 98 PID 612 wrote to memory of 1196 612 java.exe 101 PID 612 wrote to memory of 1196 612 java.exe 101 PID 1196 wrote to memory of 1844 1196 cmd.exe 103 PID 1196 wrote to memory of 1844 1196 cmd.exe 103 PID 612 wrote to memory of 4896 612 java.exe 105 PID 612 wrote to memory of 4896 612 java.exe 105 PID 4896 wrote to memory of 2040 4896 cmd.exe 107 PID 4896 wrote to memory of 2040 4896 cmd.exe 107 PID 612 wrote to memory of 1020 612 java.exe 108 PID 612 wrote to memory of 1020 612 java.exe 108 PID 1020 wrote to memory of 1540 1020 cmd.exe 110 PID 1020 wrote to memory of 1540 1020 cmd.exe 110 PID 612 wrote to memory of 2304 612 java.exe 111 PID 612 wrote to memory of 2304 612 java.exe 111 PID 2304 wrote to memory of 2108 2304 cmd.exe 114 PID 2304 wrote to memory of 2108 2304 cmd.exe 114 -
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:4524 -
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\mgunf.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:3872 -
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:5064
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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\mgunf.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\mgunf.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\mgunf.txt"5⤵
- Creates scheduled task(s)
PID:1184
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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\mgunf.txt"4⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:612 -
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:1196 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:1844
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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:4896 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:2040
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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:1020 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:1540
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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:2304 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list6⤵PID:2108
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD5aaba875f8d1dfc9279684dae66b74fad
SHA170ba8490300be0949ee3c2662967a49a6401d8ab
SHA256ed0e0d653cf80469a3276b61f6b5f2be122b1556b5ba6ec503880ac5528506f4
SHA512fafee6d72001fefc35e1615fda162cac812e6886575e0eaf228d48918c5e4dbbda743dd96a6912f41a307110821c71b94136973b0115052d44707ba938599ec2
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Filesize
46B
MD54b59d1241f68e1f8cfdc94f443d220eb
SHA12546222267c15545a39912fadb871fccfb180893
SHA256b94744e64457bac7d6e51cff1098825306c1338dfd54e28f019b193d2750de3d
SHA5124328e3516b2f98db0c3e7fb52f01c9ad128e6e731f24dab73b0b8d849bcbd436b9f63204c955275b9df34dae824e1a8d73b443de39dd527daa77e1aa8d63b902
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1337824034-2731376981-3755436523-1000\83aa4cc77f591dfc2374580bbd95f6ba_6833eb7b-8d4b-4cdd-9502-9bbf7fc1cf9f
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