Behavioral task
behavioral1
Sample
solara.exe
Resource
win7-20240704-en
General
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Target
solara.rar
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Size
1.0MB
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MD5
5afdd9d2f1e67b287dbee799bd03f656
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SHA1
bd17315a831cb0a17d944d94757766e4128f748d
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SHA256
72e98b7008bc9306db84caf8577e00fa8edca0e2fdd473b234b490b16f87ae82
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SHA512
fa108b397cffc4e608b7d4ad528804e6befc6c38359fea8f7020060033b221762f1f83c8b29da0885585f31a0827c0003f42f2bd4e954eaa88c817c52a809323
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SSDEEP
24576:o7GHERMwusiArUydQ4sS9DrqhbRhgqHAdpHtu0ZUyF:3kRszArRtsS9DrqbzmHtr1F
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.86.42:4782
eaedb9b3-efa3-4f4e-8bd1-e6323c15fea8
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encryption_key
F7A22B1954257A2F04BA3A86C02C0AD9DCBB6415
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install_name
NovaRecoil.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
REC
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule static1/unpack001/solara.exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/solara.exe
Files
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solara.rar.rar
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solara.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: 3KB - Virtual size: 2KB
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