Behavioral task
behavioral1
Sample
testing.exe
Resource
win7-20231023-en
General
-
Target
testing.exe
-
Size
231KB
-
MD5
577b44ebe36cbc4f670656d144344492
-
SHA1
baafccf208195f1f075e0eeb09f9010711b448a9
-
SHA256
ab9240587e456c4fe2099e590ed42177d504580f6bd7ce6e8c83266b68b1e815
-
SHA512
911e8382f374ccdfdc0470c7ae844b39bdc42f2bf9fc0a6b7f5967727bfe714ff25aeb1d926424baa1e58e05d0d4bc7143574418491577e960ca5810cf23e951
-
SSDEEP
6144:BloZM+rIkd8g+EtXHkv/iD4lwsPGELnsdd42X3WAfb8e1mYUi:zoZtL+EP8lwsPGELnsdd42X3WGf
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1172353033661845535/ICUqNR5oNW0l8dacOty7W9e8RUMudQv4uw5VWVJWU9ZTsA3WjRp_HBhtdihZXoSa19RG
Signatures
-
Detect Umbral payload 1 IoCs
resource yara_rule sample family_umbral -
Umbral family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource testing.exe
Files
-
testing.exe.exe windows:4 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: 228KB - Virtual size: 228KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
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