Static task
static1
Behavioral task
behavioral1
Sample
8c786436ab630f1757b1ef9ecf67b98d.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8c786436ab630f1757b1ef9ecf67b98d.exe
Resource
win10v2004-20231222-en
General
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Target
8c786436ab630f1757b1ef9ecf67b98d
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Size
404KB
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MD5
8c786436ab630f1757b1ef9ecf67b98d
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SHA1
ab82dbd870af335cabbff2c847820ff6a0784188
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SHA256
84ec5a3f0e053cd89aa8171852739bc8490f095396bf5c226a07fbb3e087d1bc
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SHA512
a9a1d42fd2595e954743b5e3c84304e90ce112ed19f70f22188d245b07502f2d64f1cae5a08d28d50a3e08f3fca1f296b739582ea703dcf77b6b64c96c2e6ff4
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SSDEEP
12288:36W1T4qI+imdk+kUgp/BmJ4e52AopF7tQiRn:3540i+knpJmJ4e52AeFJ
Malware Config
Signatures
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Nirsoft 1 IoCs
resource yara_rule sample Nirsoft -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule sample MailPassView -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 8c786436ab630f1757b1ef9ecf67b98d
Files
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8c786436ab630f1757b1ef9ecf67b98d.exe windows:4 windows x86 arch:x86
6621597ac70e541e714b4033aa0f23f6
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvcrt
memset
memcpy
realloc
free
strncpy
strlen
strcpy
strcat
sprintf
kernel32
GetModuleHandleA
HeapCreate
HeapDestroy
ExitProcess
GetProcAddress
LoadLibraryA
GetEnvironmentVariableA
HeapFree
HeapAlloc
VirtualAlloc
VirtualFree
VirtualProtect
IsBadReadPtr
GetProcessHeap
FreeLibrary
InitializeCriticalSection
GetModuleFileNameA
GetCurrentProcess
DuplicateHandle
CloseHandle
CreatePipe
GetStdHandle
CreateProcessA
WaitForSingleObject
EnterCriticalSection
LeaveCriticalSection
Sleep
WideCharToMultiByte
HeapSize
DeleteFileA
WriteFile
CreateFileA
ReadFile
SetFilePointer
GetFileSize
HeapReAlloc
shell32
SHGetSpecialFolderLocation
SHGetPathFromIDListA
ShellExecuteExA
Sections
.rdata Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 512B - Virtual size: 33B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata2 Size: 372KB - Virtual size: 371KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ