Behavioral task
behavioral1
Sample
OneDrive.exe
Resource
win7-20240903-en
General
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Target
OneDrive.exe
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Size
3.1MB
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MD5
12bcc06c6099dfa56cce7a20fda7c8ab
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SHA1
3b5e6d75d161b21e5a89602c509832d0a416eaf2
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SHA256
cff0e57630d92a40cb239230dfb9d293b2406f91c8374fda5d4ff70b6c8310f6
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SHA512
2d1ce86d47ba9ea2ebbcc3db2249c5374d90873ac5117464b50acc554b3936f910ab1f1f5745b7652a892e3090c12c52d56feaec4bd835264d033ed0a1a8ee89
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SSDEEP
49152:ivxt62XlaSFNWPjljiFa2RoUYIcDxNESEYk/i8LoGd8JTHHB72eh2NT:iv762XlaSFNWPjljiFXRoUYI4xjC
Malware Config
Extracted
quasar
1.4.1
new
194.26.192.167:2768
67b58d78-e769-403e-bf6e-e83f8f31b2f5
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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 OneDrive.exe
Files
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OneDrive.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