Behavioral task
behavioral1
Sample
dub.exe
Resource
win7-20240215-en
General
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Target
dub.exe
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Size
3.1MB
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MD5
a1feb599f38dc8b1b1a5ac8f1f5ef64b
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SHA1
664504a4f079c6486f8251e64df4e8825fd890fa
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SHA256
794ab1c8fbed6cd49b790e9bf818cf05f5d84ea1cf2e3bb4d10066212d320673
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SHA512
1f846a5d0b1b3be8d1b7c77abe6cd59907980d37f73ff076dcd2f4271b2a7233a9bab29a7651503b120fb505f81adecd067558d60fea49091221f081f083a42e
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SSDEEP
49152:qvTt62XlaSFNWPjljiFa2RoUYIK7xNESE+k/ivLoGdBTHHB72eh2NT:qvB62XlaSFNWPjljiFXRoUYIqxVz
Malware Config
Extracted
quasar
1.4.1
consis
192.168.0.75:4782
52e32865-8201-40c9-906f-bc3ad9f73302
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encryption_key
3F4E1662FE86BE65EF2C4E1F0FEFAABC94765DDB
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install_name
windows1.exe
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log_directory
Logs
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reconnect_delay
1500
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startup_key
conhost
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subdirectory
Windows123
Signatures
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource dub.exe
Files
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dub.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