General
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Target
Spotify.exe
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Size
3.2MB
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MD5
a724ebad26b06027c490c4a109e683f6
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SHA1
e74395e68e7847a9de28cc24292d8f437c47dd0a
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SHA256
a8b8cbba2e3ce9ffc6a4797cac24dfa728f2ce14877129e3da2063f9150cc823
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SHA512
f9e9b22d49579b7890c7c0f9dd71bf781d9213efb2bf15c678839f95499022bfe910a800e98db9a820ae76fb2e0bc440203d781050b0d55ed963009942e1a9dd
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SSDEEP
49152:Vvkt62XlaSFNWPjljiFa2RoUYIf5vqZBxFXoGdeoTHHB72eh2NT:Vv462XlaSFNWPjljiFXRoUYINqb
Malware Config
Extracted
quasar
1.4.1
Office04
147.185.221.21:4140
a81094a1-b4c3-4df3-95b8-9c14a17e5fe4
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encryption_key
108CB846E481ED0518C0AA6DBF79C18D882D88BB
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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
Sys
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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 Spotify.exe
Files
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Spotify.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: 69KB - Virtual size: 68KB
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