Behavioral task
behavioral1
Sample
1004-72-0x0000000000400000-0x000000000044E000-memory.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
1004-72-0x0000000000400000-0x000000000044E000-memory.exe
Resource
win10v2004-20220901-en
General
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Target
1004-72-0x0000000000400000-0x000000000044E000-memory.dmp
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Size
312KB
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MD5
77c0de0ca10dbb637b90314d76bd0869
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SHA1
409e9d17031d541941c90a31ac0a4a40abe74dac
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SHA256
fa7001e559d4bd7477f7b0a729070211caa49178ff22a2d60fb059d3f930e957
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SHA512
7d48ec2e5bf0b914a778b5c84f3e60335e806a30a4ef5dea02c5cb570568a4ee21ef29744f00aa7bc66af21bf0676c95b76efe05a1c31b4a9391b546fc53c7dc
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SSDEEP
6144:dKJuiyEnCGnhJlMP5Kq+SMv0VGb7bDcllbkOp/:kzCGL69zVGkllbkO
Malware Config
Extracted
quasar
1.4.0.0
Office04
51.89.157.248:4782
MvfU8Y7jQptTEqcSWG
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encryption_key
gfcyUhYEMEq5BWNn8aVX
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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
Quasar Client Startup
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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
Files
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1004-72-0x0000000000400000-0x000000000044E000-memory.dmp.exe windows x86
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
Sections
.text Size: 285KB - Virtual size: 285KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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