General
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Target
Robux Session Key.zip
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Size
5.4MB
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MD5
475de9fcf2a89d4b7a23d17695be7825
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SHA1
c9a02d8d4f3d609d75bf3fa889a3086c49070865
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SHA256
e03eba560defa612a5ac1e09ab57b51d10723f9285f598d80140d03d2bb2bd1e
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SHA512
aa5792f33181d70c9ed3196e0622d12722f04e8074e7027c719abfbef64b8f043d64f834579292b47c7b87c9fe4a0aa2770c3559aa4b17edc000383693bfa0ac
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SSDEEP
98304:DNKbKfPlNznJxtX39U1s5KpIEkZOf0a+iBgd86oNiEvOZO2unz3Q31yTd7ex351z:HfjJ3nzKpGOMa+iEN5ZO2uz3C1Ad7ex7
Malware Config
Signatures
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resource yara_rule static1/unpack002/Sirhurt Robux Authentication.exe vmprotect -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack002/Sirhurt Robux Authentication.exe
Files
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Robux Session Key.zip.zip
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Robux Session Key/Sirhurt Robux Authentication.rar.rar
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Read Me.txt
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Sirhurt Robux Authentication.exe.exe windows:6 windows x86 arch:x86
5678801a7c65568f723d4294bbfddd4a
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
TerminateProcess
VirtualQuery
LocalAlloc
LocalFree
GetModuleFileNameW
GetProcessAffinityMask
SetProcessAffinityMask
SetThreadAffinityMask
Sleep
ExitProcess
FreeLibrary
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
OpenClipboard
GetProcessWindowStation
GetProcessWindowStation
GetUserObjectInformationW
advapi32
CryptEncrypt
msvcp140
??5?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV01@AAN@Z
crypt32
CertCloseStore
ws2_32
getaddrinfo
vcruntime140
__CxxFrameHandler3
api-ms-win-crt-runtime-l1-1-0
_initialize_narrow_environment
api-ms-win-crt-string-l1-1-0
wcsncmp
api-ms-win-crt-heap-l1-1-0
malloc
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
api-ms-win-crt-stdio-l1-1-0
_open
api-ms-win-crt-math-l1-1-0
_finite
api-ms-win-crt-time-l1-1-0
_gmtime64
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-filesystem-l1-1-0
_access
api-ms-win-crt-convert-l1-1-0
strtoul
api-ms-win-crt-environment-l1-1-0
getenv
wldap32
ord219
wtsapi32
WTSSendMessageW
Sections
.text Size: - Virtual size: 371KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 66KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp0 Size: - Virtual size: 3.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp1 Size: 5.5MB - Virtual size: 5.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 469B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ