Behavioral task
behavioral1
Sample
Updater.exe
Resource
win7-20220901-en
General
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Target
Updater.exe
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Size
502KB
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MD5
062aeb2f3789e7a6eeb71a44b63672e9
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SHA1
62622e77e33747bb3edc1f29386866a13a7eac87
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SHA256
6fe7b6e0da70beafea5a88ed71255653b766c97b4c5dbfe48fa5b03fb943a45f
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SHA512
a417d573ede64c57223170b78fa55b8e7b38e8e6e439c98a03e85db30858ad3e08120a489ccd8c65c65e36fa6ddb041942f457485a06f5cd12108c908595850c
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SSDEEP
6144:kTEgdc0YUXAGbgiIN2RSBxCnNFm+3WLy5Etql+yw4gUcEsOb8F9mTcHV1cTR3r:kTEgdfY+bgdONFKj44ywGcpQTcPcdr
Malware Config
Extracted
quasar
1.4.0
Control
193.149.176.156:8080
84609ecb-d94d-40c4-85ff-8b3191e9d5f0
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encryption_key
936C784DF6BFBCB86D89EDF1DA8425E6D70DCFBB
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install_name
explorer.exe
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log_directory
Logs
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reconnect_delay
1000
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startup_key
Windows Defender
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subdirectory
D3SD
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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Updater.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