Behavioral task
behavioral1
Sample
PWS;MSIL.Stealgen!atmn.exe
Resource
win10v2004-20240508-en
General
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Target
PWS;MSIL.Stealgen!atmn.zip
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Size
1.5MB
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MD5
881a716b5d107980b7bb07b4f6702cea
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SHA1
6edcafee65eed8fadac816eb8e0c012c74766aca
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SHA256
0502f7a1fb4291a9d28065ca0b0d008cda80a6ac7f7d702c58bfa29d6f93e6fe
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SHA512
5263c08aa9639da323eaab3ca61ab232b98d8cffcd7eb51218ce6c83d2d600338c88295d99b991337666f4b1c15b5fa9380ae0e07f78d363565cb35852e35c31
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SSDEEP
24576:6dhEiSkoDJTu6Vsbym9aDWL1hALqjV/lOupdjj1tswtsdccS/An7lkt6hscRz3XB:dVU6iym9/ALqzzpdjj1tstSm91zB
Malware Config
Extracted
stealerium
https://discord.com/api/webhooks/1248794127844511816/6WHa8W9Q7QXNJVNyVqOMcnqPq2Hi62zl2ippfrvizBBkGQ-lNFYvv-6-R9ibZ0DY4CWq
Signatures
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Stealerium family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/PWS;MSIL.Stealgen!atmn.exe
Files
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PWS;MSIL.Stealgen!atmn.zip.zip
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PWS;MSIL.Stealgen!atmn.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: 1.5MB - Virtual size: 1.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 4KB
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