Behavioral task
behavioral1
Sample
0bb64c9c095b99117d8250f97cda9a257985ce3ba6b5891796c7ece426b61ed0.exe
Resource
win7-20240704-en
General
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Target
fe415b65db443f8d7e3aa075d79b4a72.bin
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Size
89KB
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MD5
e862cc7e65aa31a8dfd3ca0d027a3686
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SHA1
c6773f6f394b33994edb9a72a7d3b22d8fb431c0
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SHA256
31e2fd030cb3ae8a1e370971e7ce69da69e4add2e2176fb20aa452a2f6fe9e9e
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SHA512
31ee69089b2ea8c763122c522ba89d0e0eb8e5d5bd7f82552ca9aac9cedf04dd5505307122999fc6288e31181bb4c1e7f6fa8aaea8a50242e0e32235e63c96cb
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SSDEEP
1536:m7pMcwIEglmkkTq5+qbHgLGUwZdnZTi2gPH77sLef+37zJSEklkrQRT+o6/+lkOO:m7pMBXYmtsHgLGUydFynsLef+MxP6/+W
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1275482598373593190/822q8uNdqFmLgXlYXoKPjV7DMeL26RKuj_LaaISL-Vt4NoZGxgATgb31ip5U3Qc65-i7
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule static1/unpack001/0bb64c9c095b99117d8250f97cda9a257985ce3ba6b5891796c7ece426b61ed0.exe family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/0bb64c9c095b99117d8250f97cda9a257985ce3ba6b5891796c7ece426b61ed0.exe
Files
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fe415b65db443f8d7e3aa075d79b4a72.bin.zip
Password: infected
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0bb64c9c095b99117d8250f97cda9a257985ce3ba6b5891796c7ece426b61ed0.exe.exe windows:4 windows x86 arch:x86
Password: infected
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: 224KB - Virtual size: 224KB
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