Behavioral task
behavioral1
Sample
6a856e121efd06bea72dbf93e24570e3c08e9859795e8234492254559f9aff53.exe
Resource
win7-20240903-en
General
-
Target
6a856e121efd06bea72dbf93e24570e3c08e9859795e8234492254559f9aff53.exe
-
Size
257KB
-
MD5
c30f9465054f33e6dea1a2ba5cb206e7
-
SHA1
6c2609663a7aa38f738b0104785ab1ba469af013
-
SHA256
6a856e121efd06bea72dbf93e24570e3c08e9859795e8234492254559f9aff53
-
SHA512
181eee666cc26508697e50843ccf55e3c46dad0598b1f493d44f1c6dde8ca84df1d77eaecea0f289386a570d49e9aa2c6daa4b3f617659b092912a22adb6dc0d
-
SSDEEP
6144:floZM+rIkd8g+EtXHkv/iD4u76SecjfUx1gevPehab8e1mZRXLijK7so:doZtL+EP8u76SecjfUx1gevPeIqRWjKL
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1324414504867467325/ugxr6pCjYDiPPx0dsiHqnLtebwW1baMrpC9h00piLXw8JXyaxiOvmIHCVIVxKMMhKSWQ
Signatures
-
Detect Umbral payload 1 IoCs
resource yara_rule sample family_umbral -
Umbral family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 6a856e121efd06bea72dbf93e24570e3c08e9859795e8234492254559f9aff53.exe
Files
-
6a856e121efd06bea72dbf93e24570e3c08e9859795e8234492254559f9aff53.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: 29KB - Virtual size: 29KB
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