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Behavioral task
behavioral1
Sample
retard.exe
Resource
win7-20240903-en
General
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Target
retard.exe
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Size
3.1MB
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MD5
b55e5489b45595fb38bf5bb30b69717b
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SHA1
7511ee8909e0a0c53625eef4bd6b57250e561391
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SHA256
4f111d05ddb93bf8e4ec906d2705740790402254ee115982d9e5aae36c3b4ffe
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SHA512
40a520e89579a298922595428033b7f0ae0b8bd5bd6ead29488cad9707b153998ab88c3d55316045315297d185fefaaba49ef21b392ca216ac220e75220d1ead
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SSDEEP
49152:6vxt62XlaSFNWPjljiFa2RoUYI4N83bR4LoGdzTHHB72eh2NT:6v762XlaSFNWPjljiFXRoUYI4N80
Malware Config
Extracted
quasar
1.4.1
afafaf
194.26.192.167:2768
c1060262-cacc-4b5e-8e09-ac72d84cef52
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encryption_key
BE2B0B270E4DB19CAA5C42E9D2EBF64645A2D055
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install_name
OneDrive.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
OneDrive
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subdirectory
OneDrive
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 retard.exe
Files
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retard.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