Behavioral task
behavioral1
Sample
50ac75d3218d94d21c6a105fb70515b7c107ddd6b19729305181952d3c319906.exe
Resource
win7-20230831-en
General
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Target
50ac75d3218d94d21c6a105fb70515b7c107ddd6b19729305181952d3c319906
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Size
3.1MB
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MD5
04d15829766011728efd73fcccc336ee
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SHA1
ce5ecb155d8f0ffd994c97463717091cd3a783e9
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SHA256
50ac75d3218d94d21c6a105fb70515b7c107ddd6b19729305181952d3c319906
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SHA512
345570f69d7a12125cfcec91af7a0862b9a1d3b17294cacb493fd17a68894cfc703212c7d9c47b0228f0359d14a220dae3593b639c63c3bb761ab24009b840a9
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SSDEEP
49152:evgt62XlaSFNWPjljiFa2RoUYIciRJ6AbR3LoGdptYLvTHHB72eh2NT:evM62XlaSFNWPjljiFXRoUYIciRJ6aZ
Malware Config
Extracted
quasar
1.4.1
Office04
34.118.240.134:4782
3883ec68-2e6b-4205-9c46-309374d0dbd5
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encryption_key
A017538C132243F782A50E3E3600DE3A100F19FA
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install_name
yuke.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Google Chrome
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subdirectory
sub
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 50ac75d3218d94d21c6a105fb70515b7c107ddd6b19729305181952d3c319906
Files
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50ac75d3218d94d21c6a105fb70515b7c107ddd6b19729305181952d3c319906.exe windows:4 windows 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