Behavioral task
behavioral1
Sample
botCreator.exe
Resource
win7-20240903-en
General
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Target
botCreator.exe
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Size
488KB
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MD5
668d42a2877f3c06ca17a413325174d4
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SHA1
697e43404eb5e6a36f529cdd96321956ac809b3e
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SHA256
4c19159d4f39a778bc189a23249cbb1f3985e8203dea388aaffb0493c64d7763
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SHA512
b475b3e505d76e99f0d3de5214633749cfb62b724a71797440a383ddc08c6e8b82ca9dfa411a2c8c8cec7e5aa10c24d9d8b8dea31fb20d2b58e73de1f43962ed
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SSDEEP
12288:WoZ1tlRk83MlrfFwiAfboTxUyzzq4HRPVgk9dRv/:f5r3YFwiAfboTxUyzzq4xPVP
Malware Config
Extracted
umbral
https://discordapp.com/api/webhooks/1288535835079344301/HEpgHUpDiIFl5481YNi5jv8F5_qF57Hba6FE-0-w8WH7_ISxKXYv9xOh1T32GN3zhvR0
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 botCreator.exe
Files
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botCreator.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: 224KB - Virtual size: 224KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 263KB - Virtual size: 262KB
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