Behavioral task
behavioral1
Sample
BootstrapperV1.26.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
BootstrapperV1.26.exe
Resource
win10v2004-20240802-en
General
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Target
SolaraBootstrapper1.zip
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Size
309KB
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MD5
d2574c58662cb5a8b2a9c486f1e4c58a
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SHA1
d47c628f8b1b3de2fd8845806598e1234691a3c0
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SHA256
5d4cbcf52512f617ff01e22750c0339f5b022b106b8625fdae513679414b120b
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SHA512
89900468bfe346bc3ebb8e929d944b8fa05aa07bf143e522e2c2523627d4de2d15ddc6be42920f41d8ae4c8dfcc0a3da75702603def49ea8c06e81a554ca2f8b
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SSDEEP
6144:AHarJ+W54EjJfR1XaJOSW8af7JmExz4nxmf5vQVrmn58j+WWW:A6vTJfRIJOvRD8scMxSmnCCG
Malware Config
Signatures
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Njrat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/BootstrapperV1.26.exe
Files
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SolaraBootstrapper1.zip.zip
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BootstrapperV1.26.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
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
Imports
mscoree
_CorExeMain
Sections
.text Size: 861KB - Virtual size: 861KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 888B
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