Behavioral task
behavioral1
Sample
Client-built.exe
Resource
win7-20240708-en
General
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Target
Client-built.exe
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Size
3.1MB
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MD5
1e95dbf3d51282ba1c6c455072db3853
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SHA1
62460f6c11bdf66f5180fd06cf50bb6cc1b342f4
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SHA256
ac67ed61a6bb0d7db50756f4dbacdb56ed90755f1d9e693d9e3650445b271474
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SHA512
965720b3bfaa906748d9fc75d6688fd438245a404724b07aa69282030167559007e0133bf2e5ede8476e15ea8c3d556ecf10d8658ee7d6ccc8d1d73f128232b1
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SSDEEP
49152:DvulL26AaNeWgPhlmVqvMQ7XSKCO/RJ6mbR3LoGdQTHHB72eh2NT:DveL26AaNeWgPhlmVqkQ7XSKCO/RJ6g
Malware Config
Extracted
quasar
1.4.1
trey
problems-estimation.gl.at.ply.gg:23158
108c9f83-3a30-4ea4-82a6-924c2fb96505
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encryption_key
3C4A7FEC35CCD9EF97E67742362289CDF4B0B0AE
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install_name
trey.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
trey
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 Client-built.exe
Files
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Client-built.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