General
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Target
Client-built.exe
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Size
3.1MB
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MD5
215a9fa05bcc5e8058ba6059df5a31bd
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SHA1
9687de7a8d9a54a5d3bcf3df961b4b54295652fc
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SHA256
8dfad053c59f61f99b65b3e48e81d29b392c1e7bd24dbd4a4799b8fa25111a46
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SHA512
19b7446dc6125e2f1b7e036b40bc0ac5a144340a8f9226a03782f5a15706a309c378092e023ddf4574fad9a20cd30e6d3eb44395b1a1f4fb05392b82cb88b616
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SSDEEP
49152:rvmI22SsaNYfdPBldt698dBcjHJqX0NmZ5LoGyi8XTHHB72eh2NT:rvr22SsaNYfdPBldt6+dBcjH4X0e
Malware Config
Extracted
quasar
1.4.1
Office04
dragonbornwashere-43022.portmap.host:43022
d3a4bd6a-eb48-45c2-af96-7600c691081f
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encryption_key
874DAD54C1F8000E0795D3F80C381F8EF9ABF5D4
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install_name
Warp.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
WindowsHealth
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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 Client-built.exe
Files
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Client-built.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