Resubmissions
21/04/2024, 23:00
240421-2y8ljacd95 10Behavioral task
behavioral1
Sample
ChappoSpoofer.exe
Resource
win7-20240220-en
General
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Target
ChappoSpoofer.exe
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Size
3.1MB
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MD5
de96227eb0709f5bb30dde675b9e6dc4
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SHA1
7f3aafdce9b7dd050630e801e8e5b76a95b5e336
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SHA256
993278405cabf3bb46e69f5784dacc4ac68ed04b5af84de962e15af2b9561618
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SHA512
a3b8df5efe2015bef35f7bdedc03b4c807e58241e057437d897bb1e3ca73e2fb46e68a65c8db3dfc24697851842677b0d88e58854d97345069e235fe3c68745e
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SSDEEP
49152:fvClL26AaNeWgPhlmVqvMQ7XSKc6DiEQs2kCxSLoGGfTHHB72eh2NT7:fv6L26AaNeWgPhlmVqkQ7XSKc6Dec
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.137.178:4782
8d2015a7-d791-4873-bbd6-4c909ace97fb
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encryption_key
078EC3386276E19F98076915A82DEE6A83AA8AFE
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install_name
ChappoSpoofer.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client 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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ChappoSpoofer.exe
Files
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ChappoSpoofer.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: 33KB - Virtual size: 33KB
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