Behavioral task
behavioral1
Sample
BRUH_QUASAR.exe
Resource
win11-20240426-en
General
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Target
BRUH_QUASAR.exe
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Size
3.1MB
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MD5
24a82c21233460c9796a86c7857a2adf
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SHA1
88017202e84f8d0174caa451bbebd64401ae8032
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SHA256
57e13460fbe54a3cc57d9abfaf6ef9a9c3c2d804230e4df7d8f97408501e7dfa
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SHA512
32aa12d6dfe90c7dbe2c8f82d60d92e649d381b365c7cc7493526693257d5f859ea8ae5b8b6424193f5465aac76bf210415949ea7b18965644b01f27f38f47a1
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SSDEEP
98304:ifNEOWyKYuMQ+xuMiTMBzOKYLSmPX1qadpu4IdXeYbsjeveyYHHY8evKe5Xfc9Oe:AfNuMiTNKYmmPX1qadpu4IdXeYbsjevK
Malware Config
Extracted
quasar
1.4.1
$OXY
193.34.77.154:4782
fc050dca-72e2-474b-873c-c6835aec5c39
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encryption_key
7F75A06DDBDADB13C7843DF2026145379D75E4DA
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install_name
$OXY_EXE.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
$OXY_START
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subdirectory
$OXY_SUB
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 BRUH_QUASAR.exe
Files
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BRUH_QUASAR.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