Behavioral task
behavioral1
Sample
SolaraBootstrapper.exe
Resource
win7-20231129-en
General
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Target
SolaraBootstrapper.rar
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Size
2.5MB
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MD5
3917140ba46745b8a852fc8c48718a78
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SHA1
97000a0f43db8aaccd780feb9f9ec444dbb7ff94
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SHA256
cc4f04bb11e1e2ea13d0c1d7d6961dffa798fb480879252f147393ae3496d202
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SHA512
5395b5b0cc573dba93b525db6d8630ab8eb21ac786d5850d89417608878c4be2fb1395dca66f5169a7ca26bca4cfbf26c75ed2dfb99e00b97ede211e88b9eb7d
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SSDEEP
49152:+DkoW+7VTfW3zxmowokKsca1oLOgi3ZI13FwhvkhO2fEK3QeFwzt5h5Hn3YigNR:+DHWi+VMokKscGOOgeiheGOuFMh93YLn
Malware Config
Signatures
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resource yara_rule static1/unpack001/SolaraBootstrapper.exe themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/SolaraBootstrapper.exe
Files
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SolaraBootstrapper.rar.rar
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SolaraBootstrapper.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
Size: 18KB - Virtual size: 30KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 4KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 1024B - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 28KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.themida Size: - Virtual size: 3.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.boot Size: 2.4MB - Virtual size: 2.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ