Behavioral task
behavioral1
Sample
534280e154dc967612dc97e9d4273b6f69436d374203ab0d6181608b6cb02362.exe
Resource
win7-20240903-en
General
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Target
534280e154dc967612dc97e9d4273b6f69436d374203ab0d6181608b6cb02362
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Size
3.1MB
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MD5
f67e6aafbd9c86771f11c05ae83ae83e
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SHA1
c9fe04c78139d000182d89f4dd013e647db64cc0
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SHA256
534280e154dc967612dc97e9d4273b6f69436d374203ab0d6181608b6cb02362
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SHA512
f5d5b09a92a3bc7ff862cf87c5a4285e2ada1ec4cb9d5b1467e358ad3678a2dfe6acd2f1819b7f9646f1ef5e038c9ffb295ef8a6590a75cdf911913a5edaf27a
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SSDEEP
49152:avht62XlaSFNWPjljiFa2RoUYI+Y6a95fQrk/1LoGdpTHHB72eh2NT:avL62XlaSFNWPjljiFXRoUYI8aB
Malware Config
Extracted
quasar
1.4.1
Office04
interestingsigma.hopto.org:20
11bbf22e-826e-486b-b024-adbd86228a9e
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encryption_key
7A589EDBC6A581E125BF830EF0D05FC74BB75E30
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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
ctfmon
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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 534280e154dc967612dc97e9d4273b6f69436d374203ab0d6181608b6cb02362
Files
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534280e154dc967612dc97e9d4273b6f69436d374203ab0d6181608b6cb02362.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