Behavioral task
behavioral1
Sample
cbbf746f0b8dd266ac933cb4e073b505721d5369c290e4a137a357281aea8d56.exe
Resource
win7-20241010-en
General
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Target
cbbf746f0b8dd266ac933cb4e073b505721d5369c290e4a137a357281aea8d56
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Size
3.1MB
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MD5
2a036b0dd26406304870e4a5a5317720
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SHA1
94801f96cb2dc6f0c4b236dd01d8c1c118670add
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SHA256
cbbf746f0b8dd266ac933cb4e073b505721d5369c290e4a137a357281aea8d56
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SHA512
bc64ff4d7658d0223ff1f1291de72d051be6790487471219a28bf3199616dc3f9fbb576d6c06b146db7b3f20700339cd0650f5cc751e123d4c1535c8f6bcbbb0
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SSDEEP
49152:6vrI22SsaNYfdPBldt698dBcjH5CE1JqLoGdPGOTHHB72eh2NT:6vU22SsaNYfdPBldt6+dBcjH5Cf+
Malware Config
Extracted
quasar
1.4.1
Quasar
192.168.1.56:4782
192.168.1.1:4782
5fe19de3-1a9f-412b-a448-7cecf7917fc4
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encryption_key
2055CC40613B58490E3F6E74C60505765A925EAB
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install_name
Quasar.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Settings
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subdirectory
SubDir
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 cbbf746f0b8dd266ac933cb4e073b505721d5369c290e4a137a357281aea8d56
Files
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cbbf746f0b8dd266ac933cb4e073b505721d5369c290e4a137a357281aea8d56.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