General
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Target
Solara V3.exe
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Size
3.3MB
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MD5
8d584617f5a696152bbb7a2af535807e
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SHA1
3b3f560107168496be19fbe63c3e8bcdc067d7f6
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SHA256
ea12c9150d0d869d3038a9eb72d561fc568ad4f24867fa4e5b2360545f6b61f7
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SHA512
8f86f13d1ef90b9f17f45f20dec9d70e676a2f7af9d3f37516a41626e4c057b93ee58c1861e933f9406aa5d0cb06b2127368198a117ba10160cc4f622166ecd8
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SSDEEP
98304:bvU22SsaNYfdPBldt6+dBcjHmdRJ6nRVTN6:T57j+aRr
Malware Config
Extracted
quasar
1.4.1
Solara
thssdxf6y74-54495.portmap.host:54495
b5404b50-f626-49b9-8b08-b7ac4b28d57b
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encryption_key
CFE12BEE480308179907A97B8F57771DDA407795
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install_name
Solara V3.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Java Updater
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Solara V3.exe
Files
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Solara V3.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: 3.1MB - Virtual size: 3.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 235KB - Virtual size: 235KB
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