Behavioral task
behavioral1
Sample
884d0c2cefa850e384edd30c22b96dd9ca03443c7c57bdae7d6234c2ebf0d0c7.exe
Resource
win7-20240903-en
General
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Target
884d0c2cefa850e384edd30c22b96dd9ca03443c7c57bdae7d6234c2ebf0d0c7.exe
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Size
3.1MB
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MD5
a7d75b048989da5d22a1f7cca58edb51
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SHA1
413d22b60ae540b3b11863e2107980b0403faf50
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SHA256
884d0c2cefa850e384edd30c22b96dd9ca03443c7c57bdae7d6234c2ebf0d0c7
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SHA512
4a453dc7f2a0e82d66fe5d73727ab2a23b5f00ea1b4a53032e4a538b72edf9caaf0894774d0fafb4af401f74a0b65bbf2d83a0cc643dc1a66ae23fb2136dd351
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SSDEEP
49152:TvCI22SsaNYfdPBldt698dBcjHe0RJ6qbR3LoGdHTHHB72eh2NT:TvP22SsaNYfdPBldt6+dBcjHe0RJ6E
Malware Config
Extracted
quasar
1.4.1
Nigga
yzs-42879.portmap.host:42879
57d72303-b5e9-46aa-8cc4-9690809c1a9e
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encryption_key
F1EBDB1862062F9265C0B5AC4D02C76D026534D0
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install_name
svchost.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
Steam
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 884d0c2cefa850e384edd30c22b96dd9ca03443c7c57bdae7d6234c2ebf0d0c7.exe
Files
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884d0c2cefa850e384edd30c22b96dd9ca03443c7c57bdae7d6234c2ebf0d0c7.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