Static task
static1
Behavioral task
behavioral1
Sample
CHOICE.com
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
CHOICE.com
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
autoexec.bat
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
autoexec.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
bat2exe.com
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
bat2exe.com
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
virusmkr.exe
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
virusmkr.exe
Resource
win10v2004-20240802-en
General
-
Target
b355f9545a6b7c2c28c55f4944cba081_JaffaCakes118
-
Size
36KB
-
MD5
b355f9545a6b7c2c28c55f4944cba081
-
SHA1
32ca3a86e41a49d1039c226e584d55c120bbe384
-
SHA256
6761ae333a21230d51b96e003befd28ea10b732db67b2d067a63e341897e4c54
-
SHA512
8c9b9f0aae4aecfe901bc5173e82ac7798510448be27430d194b0a5bc3581d4091d0d14d76874fa427557bbc5061d0572d12cae002de449c472dedd50fd44d11
-
SSDEEP
768:Kj+I1LJrhhSDSOCMg382xZr9GU5AHPt+wUjRGZ:KCIK9Ne82xZr9HAHP8jI
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/virusmkr.exe
Files
-
b355f9545a6b7c2c28c55f4944cba081_JaffaCakes118.zip
-
CHOICE.COM
-
autoexec.bat
-
bat2exe.com
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changelog.txt
-
leeme.txt
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virusmkr.exe.exe windows:4 windows x86 arch:x86
e31ce200c1d23c59640a83780b431261
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
kernel32
HeapCreate
SetConsoleTitleA
GetConsoleTitleA
GetModuleFileNameA
ExitProcess
TerminateProcess
GetCurrentProcess
GetCommandLineA
GetVersion
HeapFree
GetLastError
CloseHandle
GetFileAttributesA
SetFilePointer
GetProcAddress
GetModuleHandleA
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
HeapDestroy
GetTickCount
VirtualFree
RtlUnwind
WriteFile
HeapAlloc
VirtualAlloc
HeapReAlloc
SetStdHandle
FlushFileBuffers
GetExitCodeProcess
WaitForSingleObject
CreateProcessA
ReadFile
CreateFileA
MultiByteToWideChar
GetStringTypeA
GetStringTypeW
GetCPInfo
GetACP
GetOEMCP
LoadLibraryA
CompareStringA
CompareStringW
SetEnvironmentVariableA
SetEndOfFile
LCMapStringA
LCMapStringW
Sections
.text Size: 40KB - Virtual size: 38KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 2.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE