Behavioral task
behavioral1
Sample
bJ11.exe
Resource
win7-20221111-en
General
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Target
bJ11.exe
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Size
348KB
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MD5
d001867ff938f296f1b03d98401833e4
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SHA1
a84e1ce678534dee8f48c3fe1433420b17d3ac64
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SHA256
5a741ef4cb97d9e31e89328404474eed99f685cf60bb63dcf86e7be4e4e9e269
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SHA512
e50dd6a939e82ecccb15ed1c27ac2685eee1ffbf664d2c9b59e8e6b60602fe4f49c487f05135c6849c4f9a3d9a316576b01d28c366733a00983f2a4a6ff627ee
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SSDEEP
6144:v46bPXhLApfpTCahJqLhQPcbWhhyBPVu0BXi2:AmhApvhJHnhiVu0BS2
Malware Config
Extracted
quasar
1.3.0.0
xxxxxxxRC
qsar1928.duckdns.org:2158
QSR_MUTEX_sigOedjQb38nZ7vJ3Q
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encryption_key
hqEzPThiLx44k3QYmA1s
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install_name
Java.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
SubDir
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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bJ11.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: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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