Static task
static1
Behavioral task
behavioral1
Sample
SolaraB.rar
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
SolaraB.rar
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
SolaraB/SolaraB/Solara/SolaraBootstrapper.exe
Resource
win7-20240704-en
General
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Target
SolaraB.rar
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Size
2.1MB
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MD5
bc3ed381ee53a61b085cfdcf8ae9dee6
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SHA1
d5e0442c92cc3e545c1dc5023672c9c997abce3d
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SHA256
ed576c1ab75771e57a137df5cc689797e0a1486094b5dc6c1b05114ab5f5c5e8
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SHA512
0940ce2047490261b0412925113c0100db49b17b8759e9cf59a767ad1da2f4012e725184e1af7a9300b42700d09d47c47dff097266fe9b5ccb0e10b1d7362b8e
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SSDEEP
49152:l4Gb7QCBdAFEKsGiJms2LykyAzc1H6scrdVFvWKi:mG4CBe+KD+ZkZzc96xZWKi
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/SolaraB/SolaraB/Solara/SolaraBootstrapper.exe
Files
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SolaraB.rar.rar
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SolaraB/SolaraB/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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
Fyi&`+[ Size: 75KB - Virtual size: 74KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Fyi&`+[ Size: 75KB - Virtual size: 74KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Code Enc Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: 2.1MB - Virtual size: 2.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
https:// Size: 512B - Virtual size: 10B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.Xerin Size: 512B - Virtual size: 141B
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