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Behavioral task
behavioral1
Sample
2025-03-21_7fd1b5da89f069fb894bbe17db51de6c_cobalt-strike_nefilim.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-03-21_7fd1b5da89f069fb894bbe17db51de6c_cobalt-strike_nefilim.exe
Resource
win10v2004-20250314-en
General
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Target
2025-03-21_7fd1b5da89f069fb894bbe17db51de6c_cobalt-strike_nefilim
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Size
17KB
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MD5
7fd1b5da89f069fb894bbe17db51de6c
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SHA1
32f0d294a436f8ba8bc0507beed84ed63389f5fb
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SHA256
e0ac801cd6a24463a465e37e6157052d6be89341d04b4992c7a0fc2d47654efc
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SHA512
43b8ba972e75066691f853adcf0e457c85a7cf914c749d82a3c7165d50ce7c6a7a04bf691639df4579e919876c79cc11c198ea1d708d3b401df16210ed5a3d79
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SSDEEP
384:dXMTdRam+CzPnvvLjjXbee9hNBxNIUfNsJwaYmfWmoJMnCPXLvdm5+nIQVJ5x5GO:dXzahsDem9GxmOVAs
Malware Config
Signatures
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Nefilim family
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Nefilim ransomware executable 1 IoCs
File contains patterns typical of Nefilim samples.
resource yara_rule sample nefilim_ransomware -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2025-03-21_7fd1b5da89f069fb894bbe17db51de6c_cobalt-strike_nefilim
Files
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2025-03-21_7fd1b5da89f069fb894bbe17db51de6c_cobalt-strike_nefilim.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 288B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ