General
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Target
Nemoxen.exe
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Size
676KB
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MD5
0af0a6cf3d6aa2d46cddbe43bc543e3c
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SHA1
b6626edb5a410a7e8fb054d77e9ae77e0bbb92ce
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SHA256
435a89b57a238ca9ac57a93519017010d9cb1ced152cb4a51defd9b429314021
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SHA512
37c860181269f4233cd3ecdb77b77ec336fb95f5e6c845f8a09c1c126bda3fa06806f69d095fa837642597ac672cb6b8dd113ffac319601cf345248d89b859c3
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SSDEEP
12288:zTEgdfYwbgf9Ip94Iyw4XpRJj0YDlRcdN+8:MUwzyRyw4XpRh0Qcdo8
Malware Config
Extracted
quasar
1.4.0
Neoxen
192.168.0.42:4782
192.168.56.1:4782
5e5c2635-6e73-4945-84d1-6fff2a604503
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encryption_key
4D634613C08A5953B861CE48D768ABEFCD1484A3
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install_name
coolpro12.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Neoxen
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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 Nemoxen.exe
Files
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Nemoxen.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: 498KB - Virtual size: 497KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 177KB - Virtual size: 176KB
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