Behavioral task
behavioral1
Sample
3c8b595e6cefb36e0726a6f12d1eca2af57967672859c2afd355e1001c8082aa.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3c8b595e6cefb36e0726a6f12d1eca2af57967672859c2afd355e1001c8082aa.exe
Resource
win10v2004-20231215-en
General
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Target
16165914845.zip
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Size
100KB
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MD5
a157b46582a27c4253a010295c5358cb
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SHA1
85e9f7924b81b1c63b5f1e71553eec64531a1b61
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SHA256
a0026e58a2c38790c7b55a87f13eeb870ee77e5bf752a596517e4db501bdd84f
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SHA512
53f7bb8a2046fddbf82c99745aef73722e0fbeaa1152db4c5891fce4c022072c4639b75b8a9b5fa4cd95cdf8160759e40b918c28178e50b024109edaf589eaea
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SSDEEP
1536:e3dchW3CJ6S2CGR4pHeu3xyTQdAvsQAah4/URg8ld19AyHOzfx8mhPQcv3tCgWs:8GhWyJkRUHeuBGQdA0QkUCmHOzfxqOd
Malware Config
Signatures
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Lockbit family
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Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
resource yara_rule static1/unpack001/3c8b595e6cefb36e0726a6f12d1eca2af57967672859c2afd355e1001c8082aa family_lockbit -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/3c8b595e6cefb36e0726a6f12d1eca2af57967672859c2afd355e1001c8082aa
Files
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16165914845.zip.zip
Password: infected
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3c8b595e6cefb36e0726a6f12d1eca2af57967672859c2afd355e1001c8082aa.exe windows:5 windows x86 arch:x86
Password: infected
3bc510de773c954bd69d33670cb624d6
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
SetPixel
GetPixel
GetTextColor
SelectPalette
SelectObject
GetTextMetricsW
TextOutW
GetTextCharset
CreateSolidBrush
CreateFontW
SetTextColor
CreateDIBitmap
user32
LoadImageW
GetClassNameW
DialogBoxParamW
CreateDialogParamW
kernel32
GetCommandLineA
GetAtomNameW
LoadLibraryW
GetFileAttributesW
Sections
.text Size: 102KB - Virtual size: 102KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 40KB - Virtual size: 43KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ