Behavioral task
behavioral1
Sample
sdaasd.exe
Resource
win7-20240903-en
General
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Target
sdaasd.exe
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Size
3.1MB
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MD5
5b33b455e4f7c1aaa73b3304399d5b00
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SHA1
21a0ce3f7bb6c3fb4a9eb164a1d27f3bec4da3c5
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SHA256
8a73c6cabf1abc6bc2dbbd19b6da87b72de28021104d11bc2978e3869b36c275
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SHA512
76d6c5937c4745cad21edd2464d67ed8e2c93fb368980dfa070dc5e6950686ca7db9fae25ab1299f5ea1c6b003cc11ff794a8657d1fd73141135b19a0fd3bdbd
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SSDEEP
49152:OvbY52fyaSZOrPWluWBuGG5g5hzEGXBeoxosdbTHHB72eh2NT:Ovc52fyaSZOrPWluWBDG5g5hAGb
Malware Config
Extracted
quasar
1.4.1
dsa
192.168.1.4:80
c60d7f4c-403e-439b-9ef0-75681aa82598
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encryption_key
84EEFDB37698E582E7732B4568EC490426D1D6DF
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install_name
123123.exe
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log_directory
123
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reconnect_delay
3000
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startup_key
Broker
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subdirectory
3
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 sdaasd.exe
Files
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sdaasd.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