Static task
static1
Behavioral task
behavioral1
Sample
Install.exe
Resource
win7-20230831-en
General
-
Target
Install.exe
-
Size
2.6MB
-
MD5
ffd339f6836992da324a6536d3654531
-
SHA1
c334f824c51bf29b0d8c883159c66afcc7e070a7
-
SHA256
a679b3b4fc10b687bc7e693d46f83ca5dcf05130c20ebd06f5374a57b1b2f120
-
SHA512
ad05b229e78db424b3b4905261cf1ce6363bbd68c168a8c1d6710717a11d99b2bc221cee7997f7715a2e96ced3526cdf6a2945dbcef00482260a3118a15f23cc
-
SSDEEP
49152:jPnQXaZ+or4VTF8+DxTbieMfKPQuU2jjNn:cqZoh+NejJn
Malware Config
Signatures
-
.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 Install.exe
Files
-
Install.exe.exe windows 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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 2.6MB - Virtual size: 2.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
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