frpc[.]exe | Triage

General

Target

frpc.exe
Size

2.9MB
MD5

bc062f47b2d772f7c7b66c808259147a
SHA1

2df12f2dad4065e6b215f79cd12c9b676402d2bc
SHA256

6afa0fb568ca3f756f028c67821661044c8fa8ca7984c7ef9abd60a3332a2444
SHA512

89dcbd844019d3750bcdc35cb028568b983da79ee7851e944dc61081d7e5630a505f00266743d7174ad74d5e416bc83a1f357dfd9d1dda36cbf4eeea8ab00e94
SSDEEP

49152:vL1Z2Sr8GkxlmNpyl93QZfZ0Zu0NsF1+WCK9kloklOalMxx7dz4qSExS8:T1Z2Sr87xYUjg5Z00TF1z79H6Blut2EM

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
frpc.exe
unpack001/out.upx

Files

frpc.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: 6.2MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 2.9MB - Virtual size: 2.9MB

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: 4.1MB - Virtual size: 4.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4.2MB - Virtual size: 4.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 351KB - Virtual size: 585KB

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: 163KB - Virtual size: 163KB

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: 6.2MB

UPX1 Size: 2.9MB - Virtual size: 2.9MB

UPX2 Size: 512B - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 4.1MB - Virtual size: 4.1MB

.rdata Size: 4.2MB - Virtual size: 4.2MB

.data Size: 351KB - Virtual size: 585KB

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

.reloc Size: 163KB - Virtual size: 163KB

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

UPX0
Size: - Virtual size: 6.2MB

UPX1
Size: 2.9MB - Virtual size: 2.9MB

UPX2
Size: 512B - Virtual size: 4KB

.text
Size: 4.1MB - Virtual size: 4.1MB

.rdata
Size: 4.2MB - Virtual size: 4.2MB

.data
Size: 351KB - Virtual size: 585KB

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

.reloc
Size: 163KB - Virtual size: 163KB

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