Behavioral task
behavioral1
Sample
b2e76e59cb192e6165ac25e33c5508f5126a6751436056dbbb5e0969abf4b8fc.exe
Resource
win7-20231020-en
General
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Target
b2e76e59cb192e6165ac25e33c5508f5126a6751436056dbbb5e0969abf4b8fc
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Size
3.1MB
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MD5
848bf808ef1021c276136f3868f16f62
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SHA1
2471e8f93527bde575c1819069126733f49c7819
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SHA256
b2e76e59cb192e6165ac25e33c5508f5126a6751436056dbbb5e0969abf4b8fc
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SHA512
37c2ea62683b59cb72f5a696079a42212b7cda8775870c9f02681a8e7678e1a94f5d1fff0c88a5e5a8f2b6e0ad4f1d1387b0d203e4967cae36b9dda3ec524f5e
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SSDEEP
49152:WvmI22SsaNYfdPBldt698dBcjHv9ggmzA7oGduTHHB72eh2NT:Wvr22SsaNYfdPBldt6+dBcjHv9gi
Malware Config
Extracted
quasar
1.4.1
Office04
riprealworld-55179.portmap.host:55179
6a893031-8f7c-4e00-9e79-83e39719887d
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encryption_key
3388F603979BF351F677D18F04E7A89AEBEE7BE8
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install_name
Windows.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Windows
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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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b2e76e59cb192e6165ac25e33c5508f5126a6751436056dbbb5e0969abf4b8fc
Files
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b2e76e59cb192e6165ac25e33c5508f5126a6751436056dbbb5e0969abf4b8fc.exe windows:4 windows x86 arch: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: 3.1MB - Virtual size: 3.1MB
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