General
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Target
server.exe
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Size
3.1MB
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MD5
07dccd8779b74ad4a54626bcd2cb3bef
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SHA1
f433850738d4a26367da7596b73003200053362c
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SHA256
5800caf82a36637733bfcbf94ff7d84a94b9aed9219e379f8a7fd0fdb9ba2f65
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SHA512
4c9c9c9801f62fc8ad811e0e0f46eed808fb2085470f6ba82e1d8319f27459731ef8a77db8cc4be389c452816156bcdcf1a0e0e709b5559b0a072601e9f65cbc
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SSDEEP
49152:3vGlL26AaNeWgPhlmVqvMQ7XSKZoRJ64bR3LoGdZtTHHB72eh2NT:3vGL26AaNeWgPhlmVqkQ7XSKZoRJ6SJ
Malware Config
Extracted
quasar
1.4.1
@123
mother-amanda.gl.at.ply.gg:21734
9e934c1b-08a6-4685-bb6a-de27a875f421
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encryption_key
8E8D64935A72F87FC7C5AD95C61A6C59BC55CDA1
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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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 server.exe
Files
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server.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