Behavioral task
behavioral1
Sample
qausarneedscrypted.exe
Resource
win7-20240221-en
General
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Target
qausarneedscrypted.exe.1
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Size
3.1MB
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MD5
4d8cb64db6b9ae4663bb23229a6e9d16
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SHA1
f53197017572e0f288183e7cb4a3d4a0d9a86066
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SHA256
7c5b92ed56a0a571be9ebe0e12e887b1a0b545ed615268e9b783558fd06dc098
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SHA512
82be6c6e9f98f083d841ed64b2c5cc6110f5eceff913300ed4b4e1aafad65eb57961e3a82f4d6b16668febf03ba0d44c555ab000a0f5ea43ea818886761e78ff
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SSDEEP
98304:uv062XlaSFNWPjljiFXRoUYIJpRJ6YOEH:QMZYyd/
Malware Config
Extracted
quasar
1.4.1
Office04
185.196.10.233:4782
b0fcdfbd-bdd4-4a5d-8ab1-7217539d4db6
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encryption_key
0EC03133971030F6D05E6D59F71626F6543BBE65
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install_name
gfdgfdg.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
fgfdhdgg
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subdirectory
gfgfgf
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 qausarneedscrypted.exe.1
Files
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qausarneedscrypted.exe.1.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