Analysis
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max time kernel
71s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
07-06-2023 04:06
Behavioral task
behavioral1
Sample
AllergiesList/Allergies List and Allowed Substances.numb05151.pdf.scr
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
AllergiesList/Allergies List and Allowed Substances.numb05151.pdf.scr
Resource
win10v2004-20230220-en
General
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Target
AllergiesList/Allergies List and Allowed Substances.numb05151.pdf.scr
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Size
920.3MB
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MD5
491c5ac82977262ef24bd22ad312c622
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SHA1
1f0555370f07e94182059701f63e940429757157
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SHA256
ea770032c44e773b9c9865d4ff3bfb10f76b003ace1bbfbe45755ffff227e5fe
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SHA512
a9974fe623a979e12d8493200f36aa4aab5763ea97ed4d5924fb1f579038d686bb10d789d576343ce4ca4c8a4657ed9404b7ffb52f701f6f880eb75e766f6734
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SSDEEP
393216:rc8yiMPNWZV4nXF12elEA7YKsHES/Sl50l:rcOMPNWTM2elpBtSwW
Malware Config
Signatures
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Processes:
resource yara_rule behavioral1/memory/924-54-0x0000000000E90000-0x00000000037F6000-memory.dmp dcrat -
.NET Reactor proctector 35 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
Processes:
resource yara_rule behavioral1/memory/924-54-0x0000000000E90000-0x00000000037F6000-memory.dmp net_reactor behavioral1/memory/924-56-0x000000001DAD0000-0x000000001DC26000-memory.dmp net_reactor behavioral1/memory/924-57-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-58-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-62-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-60-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-64-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-66-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-68-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-70-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-72-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-76-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-74-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-80-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-78-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-82-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-88-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-86-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-84-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-94-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-92-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-90-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-98-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-96-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-102-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-100-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-106-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-104-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-108-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-114-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-112-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-110-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-118-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-116-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor behavioral1/memory/924-120-0x000000001DAD0000-0x000000001DC20000-memory.dmp net_reactor -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
Allergies List and Allowed Substances.numb05151.pdf.scrpid process 924 Allergies List and Allowed Substances.numb05151.pdf.scr 924 Allergies List and Allowed Substances.numb05151.pdf.scr 924 Allergies List and Allowed Substances.numb05151.pdf.scr 924 Allergies List and Allowed Substances.numb05151.pdf.scr 924 Allergies List and Allowed Substances.numb05151.pdf.scr -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Allergies List and Allowed Substances.numb05151.pdf.scrdescription pid process Token: SeDebugPrivilege 924 Allergies List and Allowed Substances.numb05151.pdf.scr -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Allergies List and Allowed Substances.numb05151.pdf.scrdescription pid process target process PID 924 wrote to memory of 580 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 580 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 580 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 580 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1628 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1628 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1628 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1628 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1028 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1028 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1028 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1028 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 980 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 980 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 980 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 980 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1112 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1112 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1112 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe PID 924 wrote to memory of 1112 924 Allergies List and Allowed Substances.numb05151.pdf.scr MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\AllergiesList\Allergies List and Allowed Substances.numb05151.pdf.scr"C:\Users\Admin\AppData\Local\Temp\AllergiesList\Allergies List and Allowed Substances.numb05151.pdf.scr" /S1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/924-54-0x0000000000E90000-0x00000000037F6000-memory.dmpFilesize
41.4MB
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memory/924-55-0x0000000000B60000-0x0000000000BE0000-memory.dmpFilesize
512KB
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memory/924-56-0x000000001DAD0000-0x000000001DC26000-memory.dmpFilesize
1.3MB
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memory/924-57-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-58-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-62-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-60-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-64-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-66-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-68-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-70-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-72-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-76-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-74-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-80-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-78-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-82-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-88-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-86-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-84-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-94-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-92-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-90-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-98-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-96-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-102-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-100-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-106-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-104-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-108-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-114-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-112-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-110-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-118-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-116-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-120-0x000000001DAD0000-0x000000001DC20000-memory.dmpFilesize
1.3MB
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memory/924-1832-0x0000000000B60000-0x0000000000BE0000-memory.dmpFilesize
512KB