Behavioral task
behavioral1
Sample
f4.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
f4.exe
Resource
win10v2004-20230915-en
General
-
Target
f4.exe
-
Size
1.5MB
-
MD5
26134485c877a61c48a8703e4c26c1ab
-
SHA1
ca2513d99be4f415a8a9552d96d9b22ff5d4c70c
-
SHA256
f4467d8859d174c9edf5b596e96c4456a6aa0259bdee1d72697a76aab5f2f899
-
SHA512
4576d2d98a32dcf2d4f342d18833b8c68b2ae33f4d76c145a7e2f26011dd1109a8c8ca9f048212b76cfc85e0fad9adb6db9b663b4cc815e051ccc601be35bb3d
-
SSDEEP
49152:Zy9g19QiWagKRsVK5steiJNuAiW5G6K3LIuF/H9YxIu:dngqsVWstbJvI3JF/H9lu
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource f4.exe
Files
-
f4.exe.exe windows:6 windows x64
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: 2.8MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 116KB - Virtual size: 116KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE