Behavioral task
behavioral1
Sample
Client.exe
Resource
win11-20240426-en
General
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Target
WinRAR archive.rar
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Size
96KB
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MD5
0ffe9b12f68f1a5666ff7f5046a7e5c6
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SHA1
3a581459f382ad66e5340feb009c8972fa20453f
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SHA256
1894c87402a76aee2b84ee22449b925486e428f690e42fe288a3982ed71ab20f
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SHA512
3917e3c8554be3d38f283156538bf0e0b4d79e02331e91c4c3c1eb2a1fcc6e81e6c2e7fcc0268485fbb2cab0a733888a8a5c8356a6f44f5c95ba7eafd94f566c
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SSDEEP
3072:QknVYySPQmcybXWEKj5envdMzgiUXCMU/2:ra7hjWEKjwMzNUXY2
Malware Config
Extracted
limerat
False
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aes_key
adminsigma5214881939pashalko
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antivm
false
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c2_url
https://pastebin.com/raw/DDTVwwbu
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download_payload
false
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install
true
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install_name
MIcrosoft Teams.exe
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main_folder
True
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payload_url
True
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pin_spread
true
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sub_folder
False
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usb_spread
true
Signatures
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
Processes:
resource yara_rule static1/unpack001/Client.exe disable_win_def -
Limerat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/Client.exe
Files
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WinRAR archive.rar.rar
Password: 1234
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Client.exe.exe windows:4 windows x86 arch:x86
Password: 1234
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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 237KB - Virtual size: 237KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 13KB - Virtual size: 13KB
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