Behavioral task
behavioral1
Sample
xbatrat.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
xbatrat.exe
Resource
win10v2004-20220812-en
General
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Target
xbatrat.exe
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Size
502KB
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MD5
1b99c3604d4eb55f98c6636b0ce14b65
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SHA1
28cd7c17f63e7b9648fca117c3ad4a05efb06066
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SHA256
e3b41c65b9ee28473b4487dc2879f7a2fe3ce33b52c1e4d351150a2f711c7026
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SHA512
6c2eca1c7bd21d954e51ee0dfe9989160bf1a1fbd04cf68b5260cadf55171346d1f4a6e20d951edf5cd4021999a60e3784d0e91268bc3725a5c95188b247ec23
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SSDEEP
6144:sTEgdc0YuXAGbgiIN2RSBxddqWU8M2MYMFsZ/wcETOb8F991AAZcTR3X:sTEgdfYsbgdHMILODpJAUcdX
Malware Config
Extracted
quasar
1.4.0
xbatrattest
70.70.19.220:4782
70.70.19.220:4753
5ffbb4f2-1bd6-4f75-92b6-cb1256f7a126
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encryption_key
45C5892F7FC83E096480FE9D090E9A8D064D660F
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install_name
Javart.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Java
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subdirectory
Java48
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar
Files
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xbatrat.exe.exe windows 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: 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