Behavioral task
behavioral1
Sample
c00e53e8cbb5701157002091db4a2500.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
c00e53e8cbb5701157002091db4a2500.exe
Resource
win10v2004-20230915-en
General
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Target
c00e53e8cbb5701157002091db4a2500.bin
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Size
348KB
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MD5
c00e53e8cbb5701157002091db4a2500
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SHA1
e59d6d96bdb630323eaa19feefd584732fd320ed
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SHA256
b7f472f8ede1fc14427316505375017a1a295424c57cf50dfa82f1e952966eec
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SHA512
7edd9cdf1bcb59d4ef37a69b79650e1cd91e0798e19b3b1ceed021e37135f9b03043cec819d67ae6881af38514ecb7c03d15e557a5ef9a6fb31f0e7ceaed5a39
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SSDEEP
6144:n16bPXhLApfpk7wUNZcbNZtWtq+fJKpRv+:1mhApT8QZtALBKpRv+
Malware Config
Extracted
quasar
1.3.0.0
TOTAL
bideo.duckdns.org:15
QSR_MUTEX_iRkZxdWofgfr4Go6dF
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encryption_key
blxUP6yJ0qETEKLxcQzM
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install_name
microsoft.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
microsoft
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subdirectory
microsoft
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 c00e53e8cbb5701157002091db4a2500.bin
Files
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c00e53e8cbb5701157002091db4a2500.bin.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: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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