Behavioral task
behavioral1
Sample
a5011c165dbd8459396a3b4f901c7faa668e95e395fb12d7c967c34c0d974355.exe
Resource
win7-20240903-en
General
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Target
a5011c165dbd8459396a3b4f901c7faa668e95e395fb12d7c967c34c0d974355.exe
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Size
231KB
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MD5
230f75b72d5021a921637929a63cfd79
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SHA1
71af2ee3489d49914f7c7fa4e16e8398e97e0fc8
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SHA256
a5011c165dbd8459396a3b4f901c7faa668e95e395fb12d7c967c34c0d974355
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SHA512
3dc11aac2231daf30871d30f43eba3eadf14f3b003dd1f81466cde021b0b59d38c5e9a320e6705b4f5a0eeebf93f9ee5459173e20de2ab3ae3f3e9988819f001
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SSDEEP
6144:xloZMUrIkd8g+EtXHkv/iD4b3gulGELnsyd42X3Wc8b8e1mDQi:DoZrL+EP8b3gulGELnsyd42X3WxYJ
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1296825633070121011/IQgwmKz7t96V-uP0AvQ6pnuefbj4O4Pfn3st5rFkKeLfDwezJAPoFvdKpDB8BZaaMgHp
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 a5011c165dbd8459396a3b4f901c7faa668e95e395fb12d7c967c34c0d974355.exe
Files
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a5011c165dbd8459396a3b4f901c7faa668e95e395fb12d7c967c34c0d974355.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: 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