Behavioral task
behavioral1
Sample
Seron.exe
Resource
win7-20240729-en
General
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Target
Seron.exe
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Size
3.1MB
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MD5
3d3c3272d41c20dd8a12826e75af36a9
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SHA1
33f41b11b07bb5bfd07b6eefc1df6b898e1d052f
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SHA256
e54a374dac36e9aa6ca9cfcb32b2828bdff03411259adddbbd3a032465843b52
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SHA512
3700538f7796f5254c0c5ef7be1f43e117ad65af2836dc2d6ec5faaa99651b4796bab77b53118e5ce24032540a5674df7027709a762a305b6007c9126ca417ef
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SSDEEP
49152:DvqlL26AaNeWgPhlmVqvMQ7XSKDS8wbR4LoGdzTHHB72eh2NT:DvSL26AaNeWgPhlmVqkQ7XSKDS83
Malware Config
Extracted
quasar
1.4.1
Seron
a4hrb4kc9z-59858.portmap.host:59858
2ac9af47-8868-455d-8ff0-aea73f3bb28f
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encryption_key
8BD9150EEC3DA71ED82080D7AEB7C165A58C889F
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install_name
vn3gqb4ZDoPYX3.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
sKnqGpLs82z7bl
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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 Seron.exe
Files
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Seron.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: 7KB - Virtual size: 6KB
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