fscan[.]exe | Triage

General

Target

fscan.exe
Size

6.0MB
MD5

71cab0ec4007b8ab87d3a1da630a17de
SHA1

ce3078a21b8980b750876034dd0eb73d75aa4366
SHA256

7458ef81e29d32ed92a6f38ab018785f32c05457a4f391ccdcd201ddb06b63ff
SHA512

0d5766e6952d99945728d2bef420542af55da65ea91bda730461b51a2fc20a9f1f3a0747bbc0cd34ef74ef6bceb2ebbe6607a02c8a0d93c3fa74db0f469efeb0
SSDEEP

98304:aMIu2P8giQQ+K6kz0XEhCMPC2271snZ+a3nKur2duWwkG1gm3tnYAhX:hIuCieEhdPt271sZKu6WkGOetY

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
fscan.exe
unpack001/out.upx

Files

fscan.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: 17.8MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 6.0MB - Virtual size: 6.0MB

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: 7.7MB - Virtual size: 7.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 14.9MB - Virtual size: 14.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512KB - Virtual size: 942KB

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: 158KB - Virtual size: 157KB

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: 17.8MB

UPX1 Size: 6.0MB - Virtual size: 6.0MB

UPX2 Size: 512B - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 7.7MB - Virtual size: 7.7MB

.rdata Size: 14.9MB - Virtual size: 14.9MB

.data Size: 512KB - Virtual size: 942KB

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

.reloc Size: 158KB - Virtual size: 157KB

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

UPX0
Size: - Virtual size: 17.8MB

UPX1
Size: 6.0MB - Virtual size: 6.0MB

UPX2
Size: 512B - Virtual size: 4KB

.text
Size: 7.7MB - Virtual size: 7.7MB

.rdata
Size: 14.9MB - Virtual size: 14.9MB

.data
Size: 512KB - Virtual size: 942KB

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

.reloc
Size: 158KB - Virtual size: 157KB

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