Behavioral task
behavioral1
Sample
Sash_crack.exe
Resource
win7-20241010-en
General
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Target
Sash_crack.exe
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Size
229KB
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MD5
b4194015c260caf700eb8fa8b68bd715
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SHA1
fbba3ddf29726fdc112771d7d31e39ada64dbd47
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SHA256
3e6c300b61fc97ddc3577f37aba155b7ca1023dc5206a2f763216d4bcc613973
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SHA512
7a561d4282b9460cbc5947512c5d1ae0fdc886fa8f6752d3daa6a9f3d829e2984373cdfb66853bd424b161bde05b6f6ba704c52a422f9afb21b9b32c9d5497e5
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SSDEEP
6144:tloZM+rIkd8g+EtXHkv/iD4/c2DmHdmOhPU9va6v/Rb8e1m4/i:voZtL+EP8/c2DmHdmOhPU9va6vBrq
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1298498805481865269/RHGyyiSQrja4thxirZwgWS1Vy2V3ZrROnTt-86AzV7A9KgBKapYYEOZB6lIVuyvP7eTp
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 Sash_crack.exe
Files
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Sash_crack.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: 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