Behavioral task
behavioral1
Sample
Quasar.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Quasar.exe
Resource
win10v2004-20240508-en
General
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Target
Quasar.exe
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Size
4.4MB
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MD5
7902c9223afdd73e245015efad57cd0c
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SHA1
dbc40cf57f281fa3b46f60287c6e7ffefbbf5c7d
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SHA256
b4217332431358a2abab00f170d1921ca950898268fc1c37d39134dc9e69986c
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SHA512
7cf5b4dbf9c206b19ebda1970354b853a0eee8cfe3639f0a999987d7efd8b63710e90c146dbca2747064b4ff8becf2b21b30dc25cd3bd02f88ee2d4481b25f24
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SSDEEP
98304:p0BQPP2GiTjfIsb7obqH2YpMphRMta16AEL68an7RYlfKf:puunIDIsb7rXM/R4D6dR5
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Quasar.exe
Files
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Quasar.exe.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 14.7MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4.4MB - Virtual size: 4.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE