Behavioral task
behavioral1
Sample
Solara.exe
Resource
win7-20240903-en
General
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Target
Solara.exe
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Size
3.1MB
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MD5
d80e76b6962401ba306ce0ce9adc43ef
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SHA1
e607bd7cdecf84d80b28e67d2836ea882a4f771f
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SHA256
9ad36e247204c18b819993885ea7a99fa5b142456a41494a9878cf45cfed2dde
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SHA512
85881abbcb6260e9b327b4dcb4db98c24fbc3ca8ea731fb3b1b08c96dabc3745c8fdc778e0dd7f6a8049b24b44c3074b7fd93033dc5f0d7a793755b79ac5f866
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SSDEEP
49152:uvRuf2NUaNmwzPWlvdaKM7ZxTwRJishuOar7ToGdXTHHB72eh2NT:uvsf2NUaNmwzPWlvdaB7ZxTwnruP
Malware Config
Extracted
quasar
1.4.1
Client
Synapsedoggystyle-51191.portmap.host:51191
192.168.68.107:4782
54e60454-c931-4922-b1b7-695913934b39
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encryption_key
33F77912B4CF70A0AD1E582014B5294301E27672
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install_name
AtlasX.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Java Updator
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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.exe
Files
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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