Behavioral task
behavioral1
Sample
vox.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
vox.exe
Resource
win10v2004-20240802-en
General
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Target
vox.exe
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Size
3.1MB
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MD5
8c9d77132675abedb3e66e8e3b8064d5
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SHA1
385832ec3af862ebbe6a404d549f76ac6a8d6fea
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SHA256
d97b66aac36819d54047e513497c513539903429ef6e855d14c092f4a1bd3895
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SHA512
20ca0050c26c4c5bb3f87680501872789be6ec4c38da5b22529db0d2597fa27029868035a0b983d55300540e59eb02cada2ce6d94feb09a3ef6be4bfc082982a
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SSDEEP
49152:yvht62XlaSFNWPjljiFa2RoUYI4xOEMkik/JxkoGdAnTHHB72eh2NT:yvL62XlaSFNWPjljiFXRoUYI4xNm
Malware Config
Extracted
quasar
1.4.1
Test Subject
192.168.1.32:4782
c469163d-ef49-46a4-9826-170deb8ddb1b
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encryption_key
98D4E837A3857DC5F044158B35312F722E94468B
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install_name
vox.exe
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log_directory
Voxing
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reconnect_delay
3000
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startup_key
vox
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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 vox.exe
Files
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vox.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