Behavioral task
behavioral1
Sample
YES.exe
Resource
win7-20230220-en
General
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Target
YES.exe
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Size
348KB
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MD5
7e7e61c5e810ab4b74f9635880068705
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SHA1
1377d7b0f50e676f2654b600b76f8521d4928f16
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SHA256
b4c7d51a2a3a7c21b5b8831cd1a8f835258f1145275ae30d0d2723d973f36b2c
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SHA512
6504ad4b5fd2e6ab3e42d268c77deeb25d201f4d5242faf0089f8b42a413e9bfc57b5c90cf0dfa374fb4c5811b2f1ca4cbc6cf4d17848c406b3447ae07e16659
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SSDEEP
3072:f6rt+8Hiefcu00MKpyDcsvduNjRmBT8WyK4gyJeGmoXod2USLETh8bB1ETefWY2t:fANHXf500MONJye/bBMvY2fXyG0LTZq
Malware Config
Extracted
quasar
1.3.0.0
Office04
AZEE12x-21531.portmap.host:21531
QSR_MUTEX_n0f6at7YDD5llBKKrq
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encryption_key
sD4bElP1qa1uvnbQiVsn
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install_name
Protect.exe
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log_directory
Logs
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reconnect_delay
30
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startup_key
MS Protect
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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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YES.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