Behavioral task
behavioral1
Sample
92e33ea42ce90032fd696d413d2e137def473b2a39b3fa4f6070cc0615030892N.exe
Resource
win7-20240708-en
General
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Target
92e33ea42ce90032fd696d413d2e137def473b2a39b3fa4f6070cc0615030892N.exe
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Size
3.1MB
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MD5
4b3436647f1997577f466e21705552c0
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SHA1
2f18780b0861be443a485972a90f8ea7b3b251a1
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SHA256
92e33ea42ce90032fd696d413d2e137def473b2a39b3fa4f6070cc0615030892
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SHA512
b72e3ab3f13b509731e5ee41160da2ac9539f9cdc58b329f145ec497e0f62b5e26e552e5e7b23dfe431f76f1d6d9de4cdbaf87ddea7dfdac934ce8701a360c4c
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SSDEEP
49152:7vPlL26AaNeWgPhlmVqvMQ7XSKhYYhBxVpoGdjTHHB72eh2NT:7vdL26AaNeWgPhlmVqkQ7XSKqYd
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.75:4782
52ebf697-f063-428e-8231-fb3219c7b674
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encryption_key
D4BE47CAF450CEF86308505E2B6631E7606F614F
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install_name
Bootstrapper.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
WIndows Client Startup 64x
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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 92e33ea42ce90032fd696d413d2e137def473b2a39b3fa4f6070cc0615030892N.exe
Files
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92e33ea42ce90032fd696d413d2e137def473b2a39b3fa4f6070cc0615030892N.exe.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