Static task
static1
Behavioral task
behavioral1
Sample
RFQ#0003725812.pdf.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
RFQ#0003725812.pdf.exe
Resource
win10v2004-20230221-en
General
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Target
14840aee4d09f3a7eac95d4bcbdb8ccc.bin
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Size
419KB
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MD5
99a3626cd1199c67dd6fccdf9e30ab8e
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SHA1
f1174e7f05a988df6746907a2d2d656b049498fd
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SHA256
d7c1c15784f1ffb606c95c9d5ac3b09d602fd82186bfd4e0b75af11c90974a7f
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SHA512
f10b2dca95c3fa6bee6142f814fa51d6a0aa314bacfcbd594bdd8e3e689236cf78b4fa41b0b38914178c1e3c510ec99501ffd0ccb8b064b6fc74afb832ea7d14
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SSDEEP
12288:yBto7CwpM+QQ+OjluZa0Y6TSAHSV7V+buXzvq6Eg:yBto7CwkQ+cca1OJHm7QCDvig
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack002/RFQ#0003725812.pdf.exe
Files
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14840aee4d09f3a7eac95d4bcbdb8ccc.bin.zip
Password: infected
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b2cdc3a3e85a67ca00f8c7898c95132b8e1061576f83249e60a292c3ffb93f3f.z.rar
Password: infected
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RFQ#0003725812.pdf.exe.exe windows x64
Password: infected
f0ea7b7844bbc5bfa9bb32efdcea957c
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
WriteFile
WriteConsoleW
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
TlsAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetUnhandledExceptionFilter
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
ResumeThread
PostQueuedCompletionStatus
LoadLibraryA
LoadLibraryW
SetThreadContext
GetThreadContext
GetSystemInfo
GetSystemDirectoryA
GetStdHandle
GetQueuedCompletionStatusEx
GetProcessAffinityMask
GetProcAddress
GetEnvironmentStringsW
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerExW
CreateThread
CreateIoCompletionPort
CreateFileA
CreateEventA
CloseHandle
AddVectoredExceptionHandler
Sections
.text Size: 403KB - Virtual size: 402KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 459KB - Virtual size: 458KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 97KB - Virtual size: 446KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.symtab Size: 512B - Virtual size: 4B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ