Behavioral task
behavioral1
Sample
GrimLoader.exe
Resource
win11-20250314-en
General
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Target
GrimLoader.exe
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Size
42KB
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MD5
735eb25f877a4980b0b76c2f065d4a70
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SHA1
4a8b6aed9b6a1f849d5ad34a2c362afbfbc74005
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SHA256
135fdc6be56667ccda9e1171eaee2adb19d13e2ec18768b9ecc029c29ed17ad9
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SHA512
0c50c594be3552ab274d1750a097f0439678190d4cb5eb890e86bde1a8c018a71ff13ea86daaf9aa84dff600b552ce015040e4aa6b9543b0fbc213b6c8c04c90
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SSDEEP
768:MmtZ5E9E//4MluZNLL9Tj+EKZKfgm3Ehkz:ZEIDkLL9TKEF7E2z
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1351217330234851339/6y7ZFPB3atPFLb0xPM7cN5NPowrs6q29FzdK-4qDAFOjpV_eXwVJoAJmvEsfgiZwHomE
Signatures
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Mercurialgrabber family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource GrimLoader.exe
Files
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GrimLoader.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: 39KB - Virtual size: 39KB
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