Behavioral task
behavioral1
Sample
75beca6a5b832c7f28b687ffa3e6c811286ed7012d1f0ebd843bdb5b5410c161.exe
Resource
win7-20240221-en
General
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Target
75beca6a5b832c7f28b687ffa3e6c811286ed7012d1f0ebd843bdb5b5410c161
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Size
3.1MB
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MD5
3c81468e1760e94e5c2cd8ba68b92aef
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SHA1
7913026dfdb998d8e50937669b3b2a429b2039ce
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SHA256
75beca6a5b832c7f28b687ffa3e6c811286ed7012d1f0ebd843bdb5b5410c161
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SHA512
fa34129e4e9efa9584adea12894df3efa77ecea5bec667a8806268e18513bcd9d0875437545353c513636404bcae12afb710dcda4403442cc780fb70951202f3
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SSDEEP
49152:zIrP4IIbtPUwyah7/l9jr/+y8zR7CP58pXu/iyBx4ZoGdNVTHHB72eh2NT:zI74IIbtPUwyah7/l9jr18zR7CP+U/g
Malware Config
Extracted
quasar
1.4.1
ZYF
zeroski.ink:4782
06da05a9-25ef-4790-ac8a-d654de4bd85c
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encryption_key
F48794CF898BB4C5B6223D4F472D7C5E4AD2EF9D
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
zy
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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 75beca6a5b832c7f28b687ffa3e6c811286ed7012d1f0ebd843bdb5b5410c161
Files
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75beca6a5b832c7f28b687ffa3e6c811286ed7012d1f0ebd843bdb5b5410c161.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