Analysis
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max time kernel
109s -
max time network
113s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 10:53
Static task
static1
Behavioral task
behavioral1
Sample
8883_774_pdf.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
8883_774_pdf.exe
Resource
win10v2004-20220414-en
windows10-2004_x64
0 signatures
0 seconds
General
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Target
8883_774_pdf.exe
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Size
629KB
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MD5
4f0f049d514c094a0a56f1ff91c57e4b
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SHA1
29cf536d9148f1ced0eeb788493a3a277a41e526
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SHA256
a83d00913bb5e3f6e95d31626388d67c0db45fbd098d68e63e88c0167f248620
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SHA512
cfb524caace4e24f55c02013b01c9e7167180dd6e9a225bc576b53c6f39fdf8f4fa619b5fbd6fe88c81f7cfa8f3d2e42de8dba87a86450e6781a91afa5747f97
Score
10/10
Malware Config
Signatures
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
8883_774_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 8883_774_pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook 8883_774_pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook 8883_774_pdf.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
8883_774_pdf.exedescription pid process target process PID 908 set thread context of 836 908 8883_774_pdf.exe 8883_774_pdf.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
8883_774_pdf.exepid process 908 8883_774_pdf.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
8883_774_pdf.exepid process 908 8883_774_pdf.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
8883_774_pdf.exepid process 836 8883_774_pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
8883_774_pdf.exedescription pid process Token: SeDebugPrivilege 836 8883_774_pdf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
8883_774_pdf.exedescription pid process target process PID 908 wrote to memory of 836 908 8883_774_pdf.exe 8883_774_pdf.exe PID 908 wrote to memory of 836 908 8883_774_pdf.exe 8883_774_pdf.exe PID 908 wrote to memory of 836 908 8883_774_pdf.exe 8883_774_pdf.exe PID 908 wrote to memory of 836 908 8883_774_pdf.exe 8883_774_pdf.exe -
outlook_office_path 1 IoCs
Processes:
8883_774_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook 8883_774_pdf.exe -
outlook_win_path 1 IoCs
Processes:
8883_774_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 8883_774_pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8883_774_pdf.exe"C:\Users\Admin\AppData\Local\Temp\8883_774_pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:908 -
C:\Users\Admin\AppData\Local\Temp\8883_774_pdf.exe"C:\Users\Admin\AppData\Local\Temp\8883_774_pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:836
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