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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03/01/2025, 16:59
Static task
static1
Behavioral task
behavioral1
Sample
66bca3f92841b7bffae4d27c3ddb5adbf8084ad40ee0edda1edc1d25f5e1b967.dll
Resource
win7-20240903-en
General
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Target
66bca3f92841b7bffae4d27c3ddb5adbf8084ad40ee0edda1edc1d25f5e1b967.dll
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Size
228KB
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MD5
3c74a85c2cf883bd9d4b9f8b9746030f
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SHA1
40541a03e910b21df681bec69cfe59678ebba86c
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SHA256
66bca3f92841b7bffae4d27c3ddb5adbf8084ad40ee0edda1edc1d25f5e1b967
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SHA512
15ab0c68e1dc8f5dc87231942f008228fe658ce221efe0ba90dfbfedea7e9cf401cac37098674a1d7cd489c97d061b847f09b86c24453575e2d46d4d9326e29c
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SSDEEP
3072:Y3Bb2V38tdLIKbEN2HSKjZNPH4cGHk51Kk+u5arueqFl8sLbxDZxWRko5V:YRbvkKgN8/RH4hHk5gUUYFl8UmT
Malware Config
Signatures
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Detects PlugX payload 18 IoCs
resource yara_rule behavioral1/memory/2400-20-0x0000000000280000-0x00000000002B0000-memory.dmp family_plugx behavioral1/memory/588-39-0x0000000000280000-0x00000000002B0000-memory.dmp family_plugx behavioral1/memory/2832-45-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/588-47-0x0000000000280000-0x00000000002B0000-memory.dmp family_plugx behavioral1/memory/2400-49-0x0000000000280000-0x00000000002B0000-memory.dmp family_plugx behavioral1/memory/2832-64-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/2832-63-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/2832-62-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/2832-61-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/2832-50-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/2832-65-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/2832-69-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/2832-70-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/1600-76-0x0000000000580000-0x00000000005B0000-memory.dmp family_plugx behavioral1/memory/1600-79-0x0000000000580000-0x00000000005B0000-memory.dmp family_plugx behavioral1/memory/1600-78-0x0000000000580000-0x00000000005B0000-memory.dmp family_plugx behavioral1/memory/2832-80-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx behavioral1/memory/2832-87-0x0000000000150000-0x0000000000180000-memory.dmp family_plugx -
Plugx family
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Executes dropped EXE 3 IoCs
pid Process 1640 AAC0.tmp 2400 Gadget.exe 588 Gadget.exe -
Loads dropped DLL 5 IoCs
pid Process 2012 rundll32.exe 2012 rundll32.exe 1640 AAC0.tmp 2400 Gadget.exe 588 Gadget.exe -
System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AAC0.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Gadget.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Gadget.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD} svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecisionTime = 609e7e05015edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecisionTime = 60936b05015edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecisionTime = 60936b05015edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecisionTime = c086ba17015edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecisionTime = a0ddb91d015edb01 svchost.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadNetworkName = "Network 3" svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecisionTime = c0f10de1005edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecisionTime = e00b22ed005edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecisionTime = c07847f3005edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecisionTime = c086ba17015edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecisionTime = a0ddb91d015edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecisionTime = c0f10de1005edb01 svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecision = "0" svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecisionReason = "1" svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecisionTime = e00b22ed005edb01 svchost.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDetectedUrl svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecisionTime = c07847f3005edb01 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecisionTime = 609e7e05015edb01 svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\WpadDecisionReason = "1" svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DCF7C7F-6E45-4C7D-87E0-57267A3AB5FD}\ae-59-e5-63-ee-d8 svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-59-e5-63-ee-d8\WpadDecision = "0" svchost.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\CLASSES\FAST svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\FAST\CLSID = 44003100320038003800410034003800360035003000340043004400350034000000 svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 2832 svchost.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 2832 svchost.exe 2832 svchost.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 2832 svchost.exe 2832 svchost.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 2832 svchost.exe 2832 svchost.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 2832 svchost.exe 2832 svchost.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe 1600 msiexec.exe -
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 2832 svchost.exe 1600 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 2400 Gadget.exe Token: SeTcbPrivilege 2400 Gadget.exe Token: SeDebugPrivilege 588 Gadget.exe Token: SeTcbPrivilege 588 Gadget.exe Token: SeDebugPrivilege 2832 svchost.exe Token: SeTcbPrivilege 2832 svchost.exe Token: SeDebugPrivilege 1600 msiexec.exe Token: SeTcbPrivilege 1600 msiexec.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2548 wrote to memory of 2012 2548 rundll32.exe 30 PID 2548 wrote to memory of 2012 2548 rundll32.exe 30 PID 2548 wrote to memory of 2012 2548 rundll32.exe 30 PID 2548 wrote to memory of 2012 2548 rundll32.exe 30 PID 2548 wrote to memory of 2012 2548 rundll32.exe 30 PID 2548 wrote to memory of 2012 2548 rundll32.exe 30 PID 2548 wrote to memory of 2012 2548 rundll32.exe 30 PID 2012 wrote to memory of 1640 2012 rundll32.exe 31 PID 2012 wrote to memory of 1640 2012 rundll32.exe 31 PID 2012 wrote to memory of 1640 2012 rundll32.exe 31 PID 2012 wrote to memory of 1640 2012 rundll32.exe 31 PID 1640 wrote to memory of 2400 1640 AAC0.tmp 32 PID 1640 wrote to memory of 2400 1640 AAC0.tmp 32 PID 1640 wrote to memory of 2400 1640 AAC0.tmp 32 PID 1640 wrote to memory of 2400 1640 AAC0.tmp 32 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 588 wrote to memory of 2832 588 Gadget.exe 34 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36 PID 2832 wrote to memory of 1600 2832 svchost.exe 36
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\66bca3f92841b7bffae4d27c3ddb5adbf8084ad40ee0edda1edc1d25f5e1b967.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\66bca3f92841b7bffae4d27c3ddb5adbf8084ad40ee0edda1edc1d25f5e1b967.dll,#12⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Users\Admin\AppData\Local\Temp\AAC0.tmpC:\Users\Admin\AppData\Local\Temp\AAC0.tmp3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Users\Admin\AppData\Local\Temp\Gadget.exeC:\Users\Admin\AppData\Local\Temp\\Gadget.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2400
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C:\ProgramData\WS\Gadget.exeC:\ProgramData\WS\Gadget.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:588 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe 201 02⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2832 -
C:\Windows\SysWOW64\msiexec.exeC:\Windows\system32\msiexec.exe 209 28323⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1600
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
41KB
MD5901fa02ffd43de5b2d7c8c6b8c2f6a43
SHA18bb71adf1c418061510c40240852c3cd61fb214c
SHA2563144079c68ba00cebfd05239a2f5bd406096ec02e13e8571ca24313df7a5b679
SHA5126500b1a0e1a5995226bfcdaf1a33867bd9ccd5b84552db73f46dc1ee44461dbb29de6d16e8bf0da0c56d15ea60a4f44f105d005de139924ecb46d274cce90bab
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Filesize
121KB
MD597c11e7d6b1926cd4be13804b36239ac
SHA1b388b86a782ae14fee2a31bc7626a816c3eabc5a
SHA256a13161d957ef1bf6362cbc488a82ffca8f6f52f48143f1110616b9c540e5997a
SHA5128ee3c39651b8d5790750436d04178e0d124c6573f1f773265349683635047a8f1adc34195f1a58001e96c57da3d3504a86026d3165a832117f10e9ebb233a121
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Filesize
225KB
MD5c116cd083284cc599c024c3479ca9b70
SHA1bf831962162a0446454e3e32d764cc0e5daafde0
SHA25690a5c1c5dc2278063478fbc8f2ac072ccf0489d7b3f81a6ed35b7d712b4b7b84
SHA512d89ac7d971e46ee67f6857a71d3712205d28170320386a83d9cdbda97d270626cf2a0e91e0b866d368c65eb3e47766c20c07a2baeb51feb3fe7b8d98d848e560
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Filesize
25KB
MD56b97b3cd2fcfb4b74985143230441463
SHA18985c2394ed9a58c36f907962b0724fe66c204a6
SHA2565c859ca16583d660449fb044677c128a9cdedd603d9598d4670235c52e359bf9
SHA512736631b2ca37426c3915f496d5c3abdac23ffa91bd90fd8b215be2ad8735403ff9d58d1effe6791fa34a72141a5218f19808c0c4ece4100a525adbdeea4c1715