Behavioral task
behavioral1
Sample
2025-03-20_88cd426be100a17756f2ff09fbb790bb_mailto.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-03-20_88cd426be100a17756f2ff09fbb790bb_mailto.exe
Resource
win10v2004-20250313-en
General
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Target
2025-03-20_88cd426be100a17756f2ff09fbb790bb_mailto
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Size
69KB
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MD5
88cd426be100a17756f2ff09fbb790bb
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SHA1
339df90f848d5394fcf0d68d70e89a9c7852915e
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SHA256
e6385e24bf9a458a6e8040c0778c55d1db3f403a40ba800c124fe7851eb2c12b
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SHA512
faa9af7a3104c03a34672625a36404ddd6a1e6db68a5d7732c47c3f3e94885b9555fed268677bf7fe3d9579b84e66a2d3980df433507bf2d74dda04262a70066
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SSDEEP
1536:cuCWRxL7hbUiQfovePbUU+hhOZuIWiFp+ZfaBZebC33O+6wc:XCWf7VJQfmePbvkhOZu1iFBBZebC3o
Malware Config
Signatures
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Detected Netwalker Ransomware 1 IoCs
Detected unpacked Netwalker executable.
resource yara_rule sample netwalker_ransomware -
Netwalker family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2025-03-20_88cd426be100a17756f2ff09fbb790bb_mailto
Files
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2025-03-20_88cd426be100a17756f2ff09fbb790bb_mailto.exe windows:6 windows x86 arch:x86
e82dd51b077167be63c004bed23d0c1e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NO_ISOLATION
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
Sleep
Sections
.text Size: 58KB - Virtual size: 58KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 808B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ