Behavioral task
behavioral1
Sample
Grudge.exe
Resource
win10-20240214-en
Behavioral task
behavioral2
Sample
Grudge.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
Grudge.exe
Resource
win11-20240214-en
General
-
Target
Grudge.exe
-
Size
14.9MB
-
MD5
d9600fa3a165266c6709faa4ca4e1c38
-
SHA1
0dcc9a8808ae0884248f2dfac72c71e9c065ca2f
-
SHA256
185f3ac934cd5f67b39fdfcaef8702e0e24f0cdee93e14941ddc4e03b0046902
-
SHA512
ce8c2bf310c5c3f2fa35b88c31d4f2fe112c11fb43979f3edf33792586e174bd0d61e46fddb32ad3c30e41b30881c043720d41512003aa294fbe1edf31444408
-
SSDEEP
393216:qK4w0LpRHdnQWxzuUoXGvYsbEJ4Ovkcu:quwpDQAzVYvKOnu
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Grudge.exe
Files
-
Grudge.exe.exe windows:5 windows x64 arch:x64
Password: 62427418
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
Sections
UPX0 Size: - Virtual size: 404KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 124KB - Virtual size: 124KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 191KB - Virtual size: 192KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
Grudge.pyc