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Behavioral task
behavioral1
Sample
help.exe
Resource
win10ltsc2021-20250314-en
General
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Target
help.exe
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Size
833KB
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MD5
360c6e2eb3a061a3d9a549a5ff1dbf4e
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SHA1
30dfac8784e9b232c3335dbaeea11f6c4eab9ca7
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SHA256
abc501b89fdf6114096cff4068ccaaaa95bdbac4398f2d765ca8f7584b74b575
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SHA512
8b467be39e1220676793bafaf53fa060be9d32f47d613f48d3972816255b541be9a40a9f54e9d0b9ff02dcde6484f9d2067b5ced6000cef70aa7dffef76c67cd
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SSDEEP
24576:BaCudKStKHIPbcNK0KKfaOwI55l2S1JtL:BaCupKEgKKHwCB1
Malware Config
Extracted
quasar
1.5.0
Office04
195.88.218.126:4782
1e746a61-8f29-41da-ac54-b3913c261ad3
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encryption_key
CA4B6B826BE1A4CB863F0BA75BF75C12EC0DF1E5
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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 Modded 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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource help.exe
Files
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help.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 829KB - Virtual size: 828KB
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