General
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Target
Bootstrapper.exe
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Size
3.1MB
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MD5
d9265a0ddf5bc657bc3255888fc55f0b
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SHA1
3141868d1534e38ba2fa290b5428aa78e14773f5
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SHA256
77ec717bdbce20e5eb0e4d9740fbafa7bbf6d16bbe3809f3e60a9fd7bf4ca8d9
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SHA512
09e62c0c225902c2cef060936745d9d42e8ae51005e23d1c31485c5c7a9e9896c64a65faf34dce8e3daa112c39ab4f7fc5c64fead18f78e2fcde6c996e060bd5
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SSDEEP
49152:uv9hBYjCO4Dt2d5aKCuVPzlEmVQL0wvwkaJW0abRSLoGdfvTHHB72eh2NT:uvdt2d5aKCuVPzlEmVQ0wvwfJW0X
Malware Config
Extracted
quasar
1.4.1
Bootstrapper (roblox cheats)
meyiya6166-49833.portmap.host:49833
ad1fb9b6-2d78-4b6d-9078-9e2523aa2173
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encryption_key
42E20505E9F510610BFB9836CF4B3FB9AAA1A22E
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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
Solara
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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 Bootstrapper.exe
Files
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Bootstrapper.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