main1[.]exe | Triage

General

Target

main1.exe
Size

4.8MB
MD5

908e2f1b0afaad43ec8a8e03e81859ab
SHA1

c69e05d45f06c7f344528a3474e6428b19589ed3
SHA256

49e808d0802dc6669e777ed967680fb8755afe4331cfc73a19a90845825ff16a
SHA512

e4f1ab4722305f70cf51da0f55670785830e0314f0136baf9ae6f369e575d2b1388215cf9ce68a07803a50dde87442296e8960eccd443ff83abdf4d5cc7d6df5
SSDEEP

98304:LdshGuphQY2uYkGhv1tRhu94d8AWJx6tWVOO5QF2Lbrn8J1lNdvA5YtPSs:LdKGPuYkSXu2qAQxeW8O6F2LnmNdlta

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
main1.exe
unpack001/out.upx

Files

main1.exe
.exe 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
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 17.0MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 4.8MB - Virtual size: 4.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe 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
IMAGE_FILE_DEBUG_STRIPPED

Sections

.text
Size: 6.5MB - Virtual size: 6.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 13.7MB - Virtual size: 13.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 586KB - Virtual size: 1014KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 337KB - Virtual size: 336KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.symtab
Size: 512B - Virtual size: 4B

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 17.0MB

UPX1 Size: 4.8MB - Virtual size: 4.8MB

UPX2 Size: 512B - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 6.5MB - Virtual size: 6.5MB

.rdata Size: 13.7MB - Virtual size: 13.7MB

.data Size: 586KB - Virtual size: 1014KB

.idata Size: 1KB - Virtual size: 1KB

.reloc Size: 337KB - Virtual size: 336KB

.symtab Size: 512B - Virtual size: 4B

UPX0
Size: - Virtual size: 17.0MB

UPX1
Size: 4.8MB - Virtual size: 4.8MB

UPX2
Size: 512B - Virtual size: 4KB

.text
Size: 6.5MB - Virtual size: 6.5MB

.rdata
Size: 13.7MB - Virtual size: 13.7MB

.data
Size: 586KB - Virtual size: 1014KB

.idata
Size: 1KB - Virtual size: 1KB

.reloc
Size: 337KB - Virtual size: 336KB

.symtab
Size: 512B - Virtual size: 4B