Behavioral task
behavioral1
Sample
0445ee531f81638261d4989a90d2202e117837fc0f992640f26720935fc07fb4.exe
Resource
win7-20240705-en
General
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Target
0445ee531f81638261d4989a90d2202e117837fc0f992640f26720935fc07fb4
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Size
288KB
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MD5
2c7d3d4ad2db30f12e3cae6540601762
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SHA1
7c7464861056574cd273eed99283c0498278ffb9
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SHA256
0445ee531f81638261d4989a90d2202e117837fc0f992640f26720935fc07fb4
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SHA512
97b30ef326820cb28dd13a9f7919a330adbc053536c62484258c08f7ff9813fc547a9364e7125a831a798f33ed848c6a29d90312ad43fdeed46e098437375dc1
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SSDEEP
6144:cloZM+rIkd8g+EtXHkv/iD41Rm89rI8j067NokRvBnb8e1m16oiolUaYmprYHtI:6oZtL+EP81Rm89rI8j067NokRx3oq8pr
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1269047079758594108/3Ng7lWTlbHkrMHpCEKNLV1cr1a_jBm12qDAIhwP87DidKDHnWwp3TKgULExiGg1xR1rJ
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule sample family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 0445ee531f81638261d4989a90d2202e117837fc0f992640f26720935fc07fb4
Files
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0445ee531f81638261d4989a90d2202e117837fc0f992640f26720935fc07fb4.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: 60KB - Virtual size: 60KB
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