Analysis
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max time kernel
25s -
max time network
29s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
25-03-2023 02:37
Static task
static1
Behavioral task
behavioral1
Sample
fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe
Resource
win7-20230220-en
General
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Target
fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe
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Size
1.2MB
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MD5
066e5525cf478886d629c794ce35e416
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SHA1
ed3288d83f7a6d3a88f9014a9e8d2705e84a6ae8
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SHA256
fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1
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SHA512
e8b5149d70a5c899ee7d5981a8ab50ae58d29620616a6407940871a62c9a356bb42b666e6820c21bf7d63383f46102f814b4c344278852e2c5314acce589e2be
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SSDEEP
24576:FAOcZ1xr1CYXBqj7/swiKP2cct3K718voN8SWqoypcvdvj:vifBI7/tiKK3I1rhoIcvpj
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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.
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Suspicious use of WriteProcessMemory 8 IoCs
Processes:
fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exedescription pid process target process PID 1980 wrote to memory of 884 1980 fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe schtasks.exe PID 1980 wrote to memory of 884 1980 fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe schtasks.exe PID 1980 wrote to memory of 884 1980 fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe schtasks.exe PID 1980 wrote to memory of 884 1980 fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe schtasks.exe PID 1980 wrote to memory of 1788 1980 fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe schtasks.exe PID 1980 wrote to memory of 1788 1980 fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe schtasks.exe PID 1980 wrote to memory of 1788 1980 fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe schtasks.exe PID 1980 wrote to memory of 1788 1980 fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe"C:\Users\Admin\AppData\Local\Temp\fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /XML C:\tools\WM7Asset\WM7Asset.xml /tn WM7Asset2⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Run /TN "WM7Asset"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\tools\WM7Asset\WM7Asset.xmlFilesize
3KB
MD558fdb5acb103ae00d17e143f2fd7f568
SHA1f0e1063fb2bbc55ec6981ef6ed609915d7568e7f
SHA25693a57f58c753c19030f9e7de60ef15ad4c45e2048719b96c45e7ffaa521e47e1
SHA512ba9e060710b2a91394eab37843b81483f6f045a7cd07ecc79515dd595cfaacf50afbe5f5d720fc0a191e1775128d1ac1e953c536e31741a8492a796598c49f59