Behavioral task
behavioral1
Sample
FREEROBUX.exe
Resource
win7-20240903-en
General
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Target
FREEROBUX.exe
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Size
3.1MB
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MD5
3596db7936f5d66cecbe028d13a91bfc
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SHA1
fba98fb2e56e9d729c94a982c6f48eb5aba8930a
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SHA256
56e476ecef007b432c2e388802c7541762dae164ceea1b5342b59b4857d2dfac
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SHA512
e74596a17e9e9db088292e67e06800098d52b1da6d0870d1239144005632aaebb3b25e7b43d02c481f536b0bdd2a0483fffc5bd55e396c9241c3a7f161340e76
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SSDEEP
49152:7v+lL26AaNeWgPhlmVqvMQ7XSKhnn4gLoGd3lTHHB72eh2NT:7vuL26AaNeWgPhlmVqkQ7XSKhnnx
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.230:4782
192.168.1.233:4782
e4595bcd-22f9-4826-8d7f-d752e4ca2275
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encryption_key
9209FE335E49520665B871E3C932A5C8D6821048
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install_name
Setup.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
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource FREEROBUX.exe
Files
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FREEROBUX.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