Behavioral task
behavioral1
Sample
FlireExecutorV.1.exe
Resource
win7-20240729-en
General
-
Target
FlireExecutorV.1.exe
-
Size
256KB
-
MD5
f2ea31daa0d364dc5b74ecad855ede4b
-
SHA1
cffc55383ad8204d2a4bb60c54b979b637d3f067
-
SHA256
4762416b6554c13264748f09c55b5360820e3a109f4635131f7744b47c04b684
-
SHA512
84e3ea1d1a6dc7ac85046ca950edc424615229958e05115d4d946dd2a4a95fc70af29b8d9b9a052fa867bb8fe559b20dadb96ffb634312eabce371f1b03c1679
-
SSDEEP
6144:bloZM+rIkd8g+EtXHkv/iD4qobpecjfUz1gevPexbb8e1m5ir:5oZtL+EP8qobpecjfUz1gevPeRL
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1340808347649314886/9N7d1pL7i99XR8zoMNFPLYSgYClIe3ndJwTBwtyA71OTGhLNJDV9zlT3jVCA9yoXA4l3
Signatures
-
Detect Umbral payload 1 IoCs
resource yara_rule sample family_umbral -
Umbral family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource FlireExecutorV.1.exe
Files
-
FlireExecutorV.1.exe.exe windows:4 windows x86 arch: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: 227KB - Virtual size: 226KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 28KB - Virtual size: 27KB
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