Behavioral task
behavioral1
Sample
Spoofer.exe
Resource
win7-20240903-en
General
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Target
Spoofer.exe
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Size
3.1MB
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MD5
eeb9030f12d05fe972d17b4c8f1e4d81
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SHA1
08d59c0a50e25ef04bc1e4aa679e142ff1404f60
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SHA256
a3c253b9f12724dd49f22f7e2f111a6a0e4287720aeacb27bd82972340bafbd5
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SHA512
ed941abf3bfe4bbf684cb595dfb31b987c8416082e450b47936964b22edaee78e4b4e8a40fb8b45a87382d0e6b4f5b7cf7075e9e09eeb3cac7b29cb6e68299c9
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SSDEEP
49152:/veI22SsaNYfdPBldt698dBcjHtyRJ6dbR3LoGdiiyTHHB72eh2NT:/vT22SsaNYfdPBldt6+dBcjHtyRJ6v
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.0.251:4782
264addfa-0a06-4ba0-acee-229ad6bbba67
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encryption_key
75E2416D3C71CA793E6D1DD93AC978C2967ABC7A
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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
Java updater.exe
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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 Spoofer.exe
Files
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Spoofer.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