Behavioral task
behavioral1
Sample
lol.exe
Resource
win7-20240221-en
General
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Target
lol.exe
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Size
3.1MB
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MD5
544a3f2961e8b3be4f0ad99bc1536492
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SHA1
f26906e375017841d6ce2fcc3379ec3d530dfe07
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SHA256
fe421f874a948e186321dea6516832bd6349c1fe9673cb367a793a065530db06
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SHA512
baef02b44263b74fb2fb272b8de8f16c2846712bc8fd7d57b453bbe3e19e34a50fb2f8a36145fb59b3d9742db21299d9ade364972ebeed4b638edf03c846b37f
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SSDEEP
49152:zvelL26AaNeWgPhlmVqvMQ7XSK2m/8BxwLoGduTHHB72eh2NT:zvOL26AaNeWgPhlmVqkQ7XSKn/p
Malware Config
Extracted
quasar
1.4.1
Office04
xduser-38429.portmap.host:38429
94243a06-38ba-4516-9412-63e8fbd54bf3
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encryption_key
31F1F6BB9519EE91794FC1867439C916B78A09B6
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install_name
mscvrthost.exe
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log_directory
Logs
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reconnect_delay
2000
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startup_key
PC updates check
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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 lol.exe
Files
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lol.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