Behavioral task
behavioral1
Sample
sws.exe
Resource
win7-20241010-en
General
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Target
sws.exe
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Size
227KB
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MD5
46fb05503b2ba89656a6b2f95e5572ad
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SHA1
01dac03ded08fc26c42fd88c77090aa6f4cea70e
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SHA256
c6e3deb37384306e5bc08d51469e978c001ee54cf0ad8baa59942eda2c849b6b
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SHA512
7bf112ab9a4df51776c75bd933af3400ec909473389238e13797b61e055236cfacc02d06558061c03a542c3fda0d1575b19646029a2b09c9e45119bf699934a0
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SSDEEP
6144:eloZM+rIkd8g+EtXHkv/iD43tny5nsAvpOXZkQlK8Zb8e1m8hEi:IoZtL+EP83tny5nsAvpOXZkQlr9
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1331257513638887536/9OSX1gMlVliEUbP7sIkSIJlX6LWHFAQpDIJpwnKAch62qgn0-CI4Xc-VOkJND5Gz_WF_
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 sws.exe
Files
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sws.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: 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