Overview
overview
10Static
static
35F9F8AC1F7...D_.doc
windows7-x64
45F9F8AC1F7...D_.doc
windows10-2004-x64
16B97B3CD2F...et.exe
windows7-x64
16B97B3CD2F...et.exe
windows10-2004-x64
3901FA02FFD...ar.dll
windows7-x64
3901FA02FFD...ar.dll
windows10-2004-x64
3C116CD0832..._2.exe
windows7-x64
10C116CD0832..._2.exe
windows10-2004-x64
10PlugX_3C74...20.dll
windows7-x64
10PlugX_3C74...20.dll
windows10-2004-x64
10originalfi...ae.rtf
windows7-x64
4originalfi...ae.rtf
windows10-2004-x64
1Analysis
- max time kernel
149s - max time network
153s - platform
windows7_x64 - resource
win7-20240903-en - resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system - submitted
30/12/2024, 19:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5F9F8AC1F749B0637ECA6EF15910BF21_~WINWORD_.doc
Resource
win7-20241023-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
5F9F8AC1F749B0637ECA6EF15910BF21_~WINWORD_.doc
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
150 seconds
Behavioral task
behavioral3
Sample
6B97B3CD2FCFB4B74985143230441463_Gadget.exe
Resource
win7-20240903-en
windows7-x64
0 signatures
150 seconds
Behavioral task
behavioral4
Sample
6B97B3CD2FCFB4B74985143230441463_Gadget.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
1 signatures
150 seconds
Behavioral task
behavioral5
Sample
901FA02FFD43DE5B2D7C8C6B8C2F6A43_SideBar.dll
Resource
win7-20240903-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral6
Sample
901FA02FFD43DE5B2D7C8C6B8C2F6A43_SideBar.dll
Resource
win10v2004-20241007-en
windows10-2004-x64
2 signatures
150 seconds
Behavioral task
behavioral7
Sample
C116CD083284CC599C024C3479CA9B70_2.exe
Resource
win7-20241010-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral8
Sample
C116CD083284CC599C024C3479CA9B70_2.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
12 signatures
150 seconds
Behavioral task
behavioral9
Sample
PlugX_3C74A85C2CF883BD9D4B9F8B9746030F_DW20.dll
Resource
win7-20240903-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral10
Sample
PlugX_3C74A85C2CF883BD9D4B9F8B9746030F_DW20.dll
Resource
win10v2004-20241007-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral11
Sample
originalfile/PlugX_RTF_dropper_42fba80f105aa53dfbf50aeba2d73cae.rtf
Resource
win7-20240903-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral12
Sample
originalfile/PlugX_RTF_dropper_42fba80f105aa53dfbf50aeba2d73cae.rtf
Resource
win10v2004-20241007-en
windows10-2004-x64
6 signatures
150 seconds
General
- Target PlugX_3C74A85C2CF883BD9D4B9F8B9746030F_DW20.dll
- Size 228KB
- Sample241230-yk1f8awkfk
- SHA256 66bca3f92841b7bffae4d27c3ddb5adbf8084ad40ee0edda1edc1d25f5e1b967
- MD5 3c74a85c2cf883bd9d4b9f8b9746030f
- SHA1 40541a03e910b21df681bec69cfe59678ebba86c
- SHA512 15ab0c68e1dc8f5dc87231942f008228fe658ce221efe0ba90dfbfedea7e9cf401cac37098674a1d7cd489c97d061b847f09b86c24453575e2d46d4d9326e29c
- SSDEEP 3072:Y3Bb2V38tdLIKbEN2HSKjZNPH4cGHk51Kk+u5arueqFl8sLbxDZxWRko5V:YRbvkKgN8/RH4hHk5gUUYFl8UmT
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detects PlugX payload 25 IoCs
resource yara_rule behavioral9/memory/2376-20-0x0000000000280000-0x00000000002B0000-memory.dmp family_plugx behavioral9/memory/2796-39-0x0000000000320000-0x0000000000350000-memory.dmp family_plugx behavioral9/memory/2956-45-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2796-47-0x0000000000320000-0x0000000000350000-memory.dmp family_plugx behavioral9/memory/2376-49-0x0000000000280000-0x00000000002B0000-memory.dmp family_plugx behavioral9/memory/2956-50-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-64-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-63-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-62-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-61-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-65-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-67-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/1720-78-0x00000000002A0000-0x00000000002D0000-memory.dmp family_plugx behavioral9/memory/1720-81-0x00000000002A0000-0x00000000002D0000-memory.dmp family_plugx behavioral9/memory/1720-80-0x00000000002A0000-0x00000000002D0000-memory.dmp family_plugx behavioral9/memory/2956-82-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-83-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-84-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-85-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-87-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-89-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-91-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-93-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-95-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx behavioral9/memory/2956-97-0x00000000001C0000-0x00000000001F0000-memory.dmp family_plugx - Plugx family
- Executes dropped EXE 3 IoCs
pid Process 1976 B4FD.tmp 2376 Gadget.exe 2796 Gadget.exe - Loads dropped DLL 5 IoCs
pid Process 3064 rundll32.exe 3064 rundll32.exe 1976 B4FD.tmp 2376 Gadget.exe 2796 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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language B4FD.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 - Modifies data under HKEY_USERS 12 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{281F571C-A411-4317-A0C1-8E458FC85DE9}\WpadDecisionReason = "1" svchost.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{281F571C-A411-4317-A0C1-8E458FC85DE9}\WpadNetworkName = "Network 3" svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-d8-a2-73-75-fc svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{281F571C-A411-4317-A0C1-8E458FC85DE9}\72-d8-a2-73-75-fc svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-d8-a2-73-75-fc\WpadDecisionReason = "1" svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-d8-a2-73-75-fc\WpadDecision = "0" svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{281F571C-A411-4317-A0C1-8E458FC85DE9} svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{281F571C-A411-4317-A0C1-8E458FC85DE9}\WpadDecisionTime = d044fd6bf45adb01 svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{281F571C-A411-4317-A0C1-8E458FC85DE9}\WpadDecision = "0" svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-d8-a2-73-75-fc\WpadDecisionTime = d044fd6bf45adb01 svchost.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-d8-a2-73-75-fc\WpadDetectedUrl svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 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 = 44003700420032004300420032004300430030003200420042003500340043000000 svchost.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2956 svchost.exe 2956 svchost.exe 2956 svchost.exe 2956 svchost.exe 2956 svchost.exe 2956 svchost.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 2956 svchost.exe 2956 svchost.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 2956 svchost.exe 2956 svchost.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 2956 svchost.exe 2956 svchost.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 2956 svchost.exe 2956 svchost.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe 1720 msiexec.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 2956 svchost.exe 1720 msiexec.exe - Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 2376 Gadget.exe Token: SeTcbPrivilege 2376 Gadget.exe Token: SeDebugPrivilege 2796 Gadget.exe Token: SeTcbPrivilege 2796 Gadget.exe Token: SeDebugPrivilege 2956 svchost.exe Token: SeTcbPrivilege 2956 svchost.exe Token: SeDebugPrivilege 1720 msiexec.exe Token: SeTcbPrivilege 1720 msiexec.exe - Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3020 wrote to memory of 3064 3020 rundll32.exe 30 PID 3020 wrote to memory of 3064 3020 rundll32.exe 30 PID 3020 wrote to memory of 3064 3020 rundll32.exe 30 PID 3020 wrote to memory of 3064 3020 rundll32.exe 30 PID 3020 wrote to memory of 3064 3020 rundll32.exe 30 PID 3020 wrote to memory of 3064 3020 rundll32.exe 30 PID 3020 wrote to memory of 3064 3020 rundll32.exe 30 PID 3064 wrote to memory of 1976 3064 rundll32.exe 31 PID 3064 wrote to memory of 1976 3064 rundll32.exe 31 PID 3064 wrote to memory of 1976 3064 rundll32.exe 31 PID 3064 wrote to memory of 1976 3064 rundll32.exe 31 PID 1976 wrote to memory of 2376 1976 B4FD.tmp 32 PID 1976 wrote to memory of 2376 1976 B4FD.tmp 32 PID 1976 wrote to memory of 2376 1976 B4FD.tmp 32 PID 1976 wrote to memory of 2376 1976 B4FD.tmp 32 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2796 wrote to memory of 2956 2796 Gadget.exe 34 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35 PID 2956 wrote to memory of 1720 2956 svchost.exe 35
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PlugX_3C74A85C2CF883BD9D4B9F8B9746030F_DW20.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PlugX_3C74A85C2CF883BD9D4B9F8B9746030F_DW20.dll,#12⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Users\Admin\AppData\Local\Temp\B4FD.tmpC:\Users\Admin\AppData\Local\Temp\B4FD.tmp3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1976 -
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:2376
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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:2796 -
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:2956 -
C:\Windows\SysWOW64\msiexec.exeC:\Windows\system32\msiexec.exe 209 29563⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1720
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\SideBar.dll.doc
- Size 121KB
- SHA256 a13161d957ef1bf6362cbc488a82ffca8f6f52f48143f1110616b9c540e5997a
- MD5 97c11e7d6b1926cd4be13804b36239ac
- SHA1 b388b86a782ae14fee2a31bc7626a816c3eabc5a
- SHA512 8ee3c39651b8d5790750436d04178e0d124c6573f1f773265349683635047a8f1adc34195f1a58001e96c57da3d3504a86026d3165a832117f10e9ebb233a121
- SSDEEP 3072:HLIKbEN2HSKjZNPH4cGHk51Kk+u5arueqFl8sLT:HkKgN8/RH4hHk5gUUYFl8o
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\B4FD.tmp
- Size 225KB
- SHA256 90a5c1c5dc2278063478fbc8f2ac072ccf0489d7b3f81a6ed35b7d712b4b7b84
- MD5 c116cd083284cc599c024c3479ca9b70
- SHA1 bf831962162a0446454e3e32d764cc0e5daafde0
- SHA512 d89ac7d971e46ee67f6857a71d3712205d28170320386a83d9cdbda97d270626cf2a0e91e0b866d368c65eb3e47766c20c07a2baeb51feb3fe7b8d98d848e560
- SSDEEP 3072:hb2V38tdLIKbEN2HSKjZNPH4cGHk51Kk+u5arueqFl8sLbxDZxWRko5V:hbvkKgN8/RH4hHk5gUUYFl8UmT
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\Gadget.exe
- Size 25KB
- SHA256 5c859ca16583d660449fb044677c128a9cdedd603d9598d4670235c52e359bf9
- MD5 6b97b3cd2fcfb4b74985143230441463
- SHA1 8985c2394ed9a58c36f907962b0724fe66c204a6
- SHA512 736631b2ca37426c3915f496d5c3abdac23ffa91bd90fd8b215be2ad8735403ff9d58d1effe6791fa34a72141a5218f19808c0c4ece4100a525adbdeea4c1715
- SSDEEP 192:HULB0P1oynsSW42fyu335/wJirNmL/8Qpkqs1Iu55+ebCfN54U6Gn:0Fa1GwK3mirILu1vPbCzvn
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\Sidebar.dll
- Size 41KB
- SHA256 3144079c68ba00cebfd05239a2f5bd406096ec02e13e8571ca24313df7a5b679
- MD5 901fa02ffd43de5b2d7c8c6b8c2f6a43
- SHA1 8bb71adf1c418061510c40240852c3cd61fb214c
- SHA512 6500b1a0e1a5995226bfcdaf1a33867bd9ccd5b84552db73f46dc1ee44461dbb29de6d16e8bf0da0c56d15ea60a4f44f105d005de139924ecb46d274cce90bab
- SSDEEP 768:fQ+il+psGX0QEohGEVZ/E2G7k14rQMRkoIQ:fxiYVjE4VZ/ZWRkoI
- MD5 SHA1 SHA512 SSDEEP