Behavioral task
behavioral1
Sample
6d47dc0e0136fd3d0fa3d604727ef9302a55405a14edfbc2e6070ad547290237N.exe
Resource
win7-20240903-en
General
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Target
6d47dc0e0136fd3d0fa3d604727ef9302a55405a14edfbc2e6070ad547290237N.exe
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Size
3.1MB
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MD5
c9b1b0f1caf30d788f7d5e8e7bbf2630
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SHA1
0701ea60ddd7fb7cc4b86722562313bf340632a9
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SHA256
6d47dc0e0136fd3d0fa3d604727ef9302a55405a14edfbc2e6070ad547290237
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SHA512
82bda10e77e1977b9afbb77c1c6ce4884c20e0e3cc28894a8990131773a6d58c3896f6ba0bc4386eea3fc05d486f83c20caa30b7a2ae503fd9b90df2c929d3ed
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SSDEEP
49152:Svht62XlaSFNWPjljiFa2RoUYIQv7RBBxihoGdtJTHHB72eh2NT:SvL62XlaSFNWPjljiFXRoUYIIRK
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.125:4782
18900002-3d71-4d3d-a3e4-f1b8ae453173
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encryption_key
F964335D77161C935F99410F722D66D3032FFF56
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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
client
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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 6d47dc0e0136fd3d0fa3d604727ef9302a55405a14edfbc2e6070ad547290237N.exe
Files
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6d47dc0e0136fd3d0fa3d604727ef9302a55405a14edfbc2e6070ad547290237N.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