4a523b44bd2f88a2bef458128a46a9ab | Triage

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General

Target

4a523b44bd2f88a2bef458128a46a9ab
Size

56KB
MD5

4a523b44bd2f88a2bef458128a46a9ab
SHA1

f8cad6d18175f9e253abe0406fa5c2abbdfc1032
SHA256

dbd8288961d7200daf6da888444126b58edb55d4dc54af6fc4cbd79af868d202
SHA512

9661d12344c4545baddaee3a6fedc95d1be506454582aa6dba27519dcd1299c15b9f8962d9b2e373ea2863a405c29a71b3a65bdcabfac96fe7365c3496f06f53
SSDEEP

768:2LTds81pEHnObPV46DRJG9ENORzDEm6f4H51NQiVtSBhiYbOEtm1MOy/Arf4P+Lx:IhUHO4qNu0ZfWSItS/iWm7bh4XWv

Score

7^/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

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
4a523b44bd2f88a2bef458128a46a9ab
unpack001/out.upx

Files

4a523b44bd2f88a2bef458128a46a9ab
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 68KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 21KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 3KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 76KB - Virtual size: 74KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ