Behavioral task
behavioral1
Sample
mm2 duper.rar
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
mm2 duper.rar
Resource
win10v2004-20240508-en
General
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Target
mm2 duper.rar
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Size
80KB
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MD5
d8ef5b82137451f7761238b1a26c527f
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SHA1
e807c3aff293f01de0ebfd771287e2c55985384c
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SHA256
deb401215b209becc2ae50e52eb77bf4c82d4d76f84428c3c3fb924cc387176f
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SHA512
013e00d30e911165f5786e45532cb63bb60b1b302a04341bc89576ddc393f54718ee452b6b70abb3908e8bf1bbd4883d5013f793e9419b2395ad322a4635ed29
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SSDEEP
1536:cBrFLRy5CWhgOqbBAJBwWU533e0gUHZ82IvEB8M6J2mBTajHBfrSJ/:ErFLQw514jU5nJgUDuqn6
Malware Config
Extracted
umbral
https://discordapp.com/api/webhooks/1118394761666109480/thDS3oSfSmHsoCQyjlB8zJN33LvfFYhiuSCKRCOwKm_YjjVfoa3nZJjZm8giA5yj1M22
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule static1/unpack001/mm2duper.exe family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/mm2duper.exe
Files
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mm2 duper.rar.rar
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mm2duper.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