svchost[.]exe | Triage

General

Target

svchost.exe
Size

5.2MB
MD5

b90aabccc3b95ec1996cff02163fc158
SHA1

8d1356338ad54ef4adb4e853ca6b83e7e0a1a744
SHA256

17bd06d66015b2a9ad9e9617aad0a05b102c45116de4226684dd160584e45200
SHA512

1b9e4d10a1be5ad7672f6e89f30a752ffb1f8765f9a177b2166464775e1a4081cbdc2a9469ad100545728c705c1793cc15fd8617542348620ad4830718428cf0
SSDEEP

98304:p0q/qlbR431ONNKxXKL1XZOmqAGkwMVjP1F7IzSt91U1ZjZKzJmr:V/qz4lONExXmJWAGkwMVr1KzS/1U7Z9r

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
svchost.exe
unpack001/out.upx

Files

svchost.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: 17.3MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 5.2MB - Virtual size: 5.2MB

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: 6.9MB - Virtual size: 6.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 14.0MB - Virtual size: 14.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 590KB - Virtual size: 1020KB

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: 351KB - Virtual size: 351KB

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: 17.3MB

UPX1 Size: 5.2MB - Virtual size: 5.2MB

UPX2 Size: 512B - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 6.9MB - Virtual size: 6.9MB

.rdata Size: 14.0MB - Virtual size: 14.0MB

.data Size: 590KB - Virtual size: 1020KB

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

.reloc Size: 351KB - Virtual size: 351KB

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

UPX0
Size: - Virtual size: 17.3MB

UPX1
Size: 5.2MB - Virtual size: 5.2MB

UPX2
Size: 512B - Virtual size: 4KB

.text
Size: 6.9MB - Virtual size: 6.9MB

.rdata
Size: 14.0MB - Virtual size: 14.0MB

.data
Size: 590KB - Virtual size: 1020KB

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

.reloc
Size: 351KB - Virtual size: 351KB

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