Behavioral task
behavioral1
Sample
392a6ea0718747e4ad443f730047715b.exe
Resource
win7-20231129-en
General
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Target
392a6ea0718747e4ad443f730047715b.bin
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Size
3.1MB
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MD5
392a6ea0718747e4ad443f730047715b
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SHA1
808d682efeb32bd7f98e49b7b99350683162059e
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SHA256
36be936ba0fc160a314bfaf9be4c8689730ad9c11c3cf6fb7d066c43a934b257
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SHA512
b033da7b04a2dc9a342de4970ae1fe26cda4d82bd3fe4a2a2f34507675832912cc6d66456a8a846f75a705523514d4b52bbd120e7b629c3d38467d999d2e95b4
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SSDEEP
49152:Dv4z92YpaQI6oPZlhP3Reybewo5GRJ63bR3LoGdvZTHHB72eh2NT:Dvi92YpaQI6oPZlhP3Yybewo5GRJ6Jf
Malware Config
Extracted
quasar
1.4.1
EmmasSub
85.23.24.170:4782
85.23.109.34:4782
82.128.254.93:4782
f82c7021-f558-4f6f-bbb3-fbe420c708e5
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encryption_key
4DC093FC202D016F95DCEE92AAF2874F56ACC3F2
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install_name
RuntimeBroker.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Windows Update
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subdirectory
WindowsSecureManager
Signatures
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 392a6ea0718747e4ad443f730047715b.bin
Files
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392a6ea0718747e4ad443f730047715b.bin.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