UpdateLastUser 5[.]exe | Triage

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General

Target

UpdateLastUser 5.exe
Size

349KB
MD5

47a4786b71c5c86b90dfe53dcb9412d9
SHA1

e53cf2e59a9825b05934630f1ef1ca1240df1134
SHA256

e02262b015fcb171a549fda4a61fd1363c43cbaac48dde2acc93d31b1c06904c
SHA512

7326398b1075057374add4c8be0f1b33200103407461c6fbdd2935ff2ac140c311fbdd42ddec96a43b6f50d9e676908759565b1763d5da680e585e1031c39e4d
SSDEEP

3072:din6sjP33NSgi2XqKPAulkxi28k3yLFB0iun/lrsXr/eGduwHtP1Es5zApeTjFGO:psPAQb7BBPGpur0wH5zAcQFHn8NY

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
UpdateLastUser 5.exe

Files

UpdateLastUser 5.exe
.exe .ps1 windows:4 windows x86 arch:x86 polyglot

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 316KB - Virtual size: 315KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ