bebra[.]exe | Triage

Sharing

General

Target

bebra.exe
Size

4.0MB
MD5

96ec3efa9bd454550b615df142b08295
SHA1

4a8a6d3a8d94f02194822c2066e11800a518c8d6
SHA256

6d5320cd6e4cfc208f6703fff254b6f1363e1afdf7d8e77155549a674fa3a263
SHA512

8e3945604e8992d3630ae716e09d3a9a3052a2ddbccf15bcaac9b636a0a49879552cbd58f299ddc6b4dd7e8b6e915c29b35bfc3a0a3f449c41f7caae776c0b6b
SSDEEP

98304:nKxZWSv8fBG6l/mNu13T3Gf4fN11cB50kd3SaNkG:cwNbuNii8D1c8

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

resource	yara_rule
sample	upx

Files

bebra.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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 10.0MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 4.0MB - Virtual size: 4.0MB

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