Behavioral task
behavioral1
Sample
SilenceLoaderRealDeobfuscated.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
SilenceLoaderRealDeobfuscated.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
out.exe
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
out.exe
Resource
win10v2004-20231215-en
General
-
Target
SilenceLoaderRealDeobfuscated.exe
-
Size
81.9MB
-
MD5
f6c35fcebe0eb2fbe3ba5e0ba2fd6680
-
SHA1
3c9d43cf0af7ffeed568d5460833ed200a782848
-
SHA256
0646910037497bdb869ba6498da25a244f63bd26825ba08ce250b9786d7128a8
-
SHA512
d9d6daea43d304fadad101df0165d3dc6da2442ab4892e6e427bfaaf454e3f6ebf4d52e90209d585ebf35644c7688d9c56ee57c937b9a11fe9a1f4d4076be89c
-
SSDEEP
1572864:8U6PU1e4iamkhLDyPlfQuZWnqf3Gd6xdnj+Y/5szPyE7etLZti6vWCjZn0j:8U64e4iadhLDy9fVYnyo6V/MStvTvZmj
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource SilenceLoaderRealDeobfuscated.exe unpack001/out.upx
Files
-
SilenceLoaderRealDeobfuscated.exe.exe windows:5 windows x64 arch: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: 224KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 126KB - Virtual size: 128KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 61KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
out.upx.exe windows:5 windows x64 arch: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
.text Size: 167KB - Virtual size: 167KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 75KB - Virtual size: 74KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 61KB - Virtual size: 61KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ