Behavioral task
behavioral1
Sample
sus.exe
Resource
win7-20240221-en
General
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Target
sus.exe
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Size
3.1MB
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MD5
40b9b1af42e85013341d3994eb9857ac
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SHA1
4cbaf05241707575b8bba65491e4771af3579b22
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SHA256
74bd2c08f9f127d8dbc5bf408568cdaf8f32b9afc9823abde3b6123b0da25c98
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SHA512
67480043dc18942b3895ca0914bb518fc865fa9a6669e1fba87b213c9c1b2939824c710b38a9f5a5e088c8b889f8022a4d467356e9c32ae231ab89cb36fa6c05
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SSDEEP
49152:mv/I22SsaNYfdPBldt698dBcjHKGxNESEyk/iILoGdz4THHB72eh2NT:mvQ22SsaNYfdPBldt6+dBcjHbxNm
Malware Config
Extracted
quasar
1.4.1
niga
192.168.0.106:4782
d4922296-6b1c-4eb8-9900-8245ddd677af
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encryption_key
ED126047C03399C2E91AEC0EB5284E8942B0414E
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install_name
asdkwk.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
kreiasad
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 sus.exe
Files
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sus.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