Behavioral task
behavioral1
Sample
WTLDR.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
WTLDR.exe
Resource
win10v2004-20240508-en
General
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Target
WTLDR.exe
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Size
31KB
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MD5
7a94013c17dc892cea16fbae38646e43
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SHA1
8cf54c2ac961dd5c82cb3b07c3de317847aa94bb
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SHA256
cd35af0a0c71c382760409b7b2343c83857d89af55a0b365b72962f0f9c9a400
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SHA512
03df47db51270ca87172620e5475ce7a99e1fa1bd61e1956e4a0b28792d145b4e30d5b0d7b0737ea3ed331cecaecde78641b4828b1b9425153b1f9ac3de6f34a
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SSDEEP
768:jrpS7G1XB9Qzxry1vIPvQbxvKnQmIDUu0tinaj:Um6yxIQVk7j
Malware Config
Extracted
njrat
0.7d
windowsdefender
88.168.211.65:6522
9300538b8eb52046b545ea0eefc265d2
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reg_key
9300538b8eb52046b545ea0eefc265d2
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splitter
Y262SUCZ4UJJ
Signatures
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Njrat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource WTLDR.exe
Files
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WTLDR.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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: 29KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 576B
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