Umbral[.]exe | Triage

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General

Target

Umbral.exe
Size

215KB
MD5

636c123b76c0aebf3de7d489f730c44c
SHA1

2faf01e4b80602d9a0488158d7d82eb009d40321
SHA256

416078b2d007aa6738b258d3abfad1c43b766697dd089ec872f1eb1ce01eb19f
SHA512

55dc973efdc1198ede20e42fac2ca82e148cf2c6a6607c9c0c2b9ef94db6020467a5e013730b1618267e57bd6326da40baa19b8101bdd217e9e34b07b75b266c
SSDEEP

3072:PmpcjvqySgPArd4u2IYJFFfKUfWPsFBU1Hki0sMXSl8eN7s3pMXjcGTSYe:KcWoPAovZKUfJS1Hk7y8eNY50pS

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Umbral.exe

Files

Umbral.exe
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 213KB - Virtual size: 212KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 864B

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