Static task
static1
Behavioral task
behavioral1
Sample
28a7811c17a81d80b36a8e87765ffd3076c818b7bdeb83554082a86559a6a19d.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
28a7811c17a81d80b36a8e87765ffd3076c818b7bdeb83554082a86559a6a19d.exe
Resource
win10v2004-20240426-en
General
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Target
28a7811c17a81d80b36a8e87765ffd3076c818b7bdeb83554082a86559a6a19d
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Size
1.5MB
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MD5
f35d78297981ea840cdcc0db8508f51d
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SHA1
551228d6bb0b72cfd1ecbc5dbc840a03559e52ca
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SHA256
28a7811c17a81d80b36a8e87765ffd3076c818b7bdeb83554082a86559a6a19d
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SHA512
5cbacb837470c39b9d779a653778828e95165ee3ee6e8e0b399f25963aa074ba09c49462da812db4c73657e89efcd25789db5a43458cc4eb923e432aa411dc5d
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SSDEEP
49152:5NRC2qN5PL5BGAP+F3NsJNI0UA8mDHHUgUgrX+:5NknP/GAVmUHHxC
Malware Config
Signatures
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.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule sample net_reactor -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 28a7811c17a81d80b36a8e87765ffd3076c818b7bdeb83554082a86559a6a19d
Files
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28a7811c17a81d80b36a8e87765ffd3076c818b7bdeb83554082a86559a6a19d.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 1.5MB - Virtual size: 1.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ