Behavioral task
behavioral1
Sample
0183491852A035F91D926BC25B7F09E7F145C59429CFE.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
0183491852A035F91D926BC25B7F09E7F145C59429CFE.exe
Resource
win10v2004-20221111-en
General
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Target
0183491852A035F91D926BC25B7F09E7F145C59429CFE.exe
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Size
1.0MB
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MD5
5e48a824853c3c6b9fe64223fe12d7cb
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SHA1
89cb5af4f1953fb7b26c592d95461e0a2a9a546d
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SHA256
0183491852a035f91d926bc25b7f09e7f145c59429cfef10e3f9963caa95c068
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SHA512
92f3c5457d20571d47bec1526145921fe792b7bff805d0524e6481d0da6056b4046254eb6238637091016841bea162bb7ebc9881a929a6cd48398e1972691db4
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SSDEEP
6144:ATEgdc0YWX7IxUpGREWaJgdTEDLKSDkQfocEsOb8F9v2Gzp7FcTR39r:ATEgdfY3xU11DkcpYKp7Fcd9r
Malware Config
Extracted
quasar
1.4.0
k2bb-23244
me.hansang.me:443
5bd182d9-488b-4517-9cd1-9ae974f23264
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encryption_key
1141C41210C0AB791F3C8B51542EE16C5533EC60
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install_name
svchost.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
svchost Startup
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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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0183491852A035F91D926BC25B7F09E7F145C59429CFE.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: 553KB - Virtual size: 552KB
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