Static task
static1
Behavioral task
behavioral1
Sample
SolaraB2/Solara/SolaraBootstrapper.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
SolaraB2/Solara/SolaraBootstrapper.exe
Resource
win10v2004-20240508-en
General
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Target
SolaraB2.zip
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Size
278KB
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MD5
ea418b261e24a56105a6d328b60e9cc7
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SHA1
4f89568a40fff23b381eb1009a764cc7eaf6580c
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SHA256
da9098d4713d46c44b95758bdf17e3d2fa1633b3130c7be47b7111132dc051ff
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SHA512
95a04802ae713e00940b6ddb55bc75ea7d3450cf31b5fb9d55f0b44aa3629bbf2695d979e1cdef244b4df987db89475cb7185f648cdaffbaa8189e3187dcc8de
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SSDEEP
6144:eZJBeDFmH5elET2OhI16sf2YtiQFhL+SV0zZ5NnFJw:IJkFmH36h6seLQFhwfw
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/SolaraB2/Solara/SolaraBootstrapper.exe
Files
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SolaraB2.zip.zip
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SolaraB2/Solara/SolaraBootstrapper.exe.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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 794KB - Virtual size: 794KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ