Behavioral task
behavioral1
Sample
04291899.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
04291899.exe
Resource
win10v2004-20230220-en
General
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Target
04291899.exe
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Size
1.0MB
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MD5
304034ca275b3be98d1b92d28a7ed71a
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SHA1
73cb868ddb133f04db518af41420582b85f99c97
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SHA256
b7edc8206134842f1452de2fcc1604b40a078d75a2a56391fc5698aef9fc9240
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SHA512
3e76ce61d0ac85ac33ebc45f15f504cdf4e4c758b3a5c80668c2e1b55cc290b138abee12851b28d02a9fa38f4b1807f6a401958bc194330d9a3f517e0960f03b
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SSDEEP
24576:Raynkc1ZzBvtrZHFjMKY2aq77woIu7el6pRZRcL9:wynkc1ZzBvtrZHFjMKY2Rw3u7el6pR3
Malware Config
Extracted
quasar
2.7.0.0
Venom Client
crazydns.linkpc.net:26134
JlYM51eW4iZoFyLa2X
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encryption_key
dRPxHr2NcM6jte8WN3KY
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install_name
Venom.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Venom Client Startup
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 04291899.exe
Files
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04291899.exe.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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: 1.0MB - Virtual size: 1.0MB
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