Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_1d6dc4b616e446ebaeaf8b249fffa13b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_1d6dc4b616e446ebaeaf8b249fffa13b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_1d6dc4b616e446ebaeaf8b249fffa13b_cryptolocker
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Size
100KB
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MD5
1d6dc4b616e446ebaeaf8b249fffa13b
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SHA1
8258ae81c56bc9899ec0333ca6111e400c65aa1a
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SHA256
525cf786dd88a68f202d55e50d734b1805bba41d4cf81daabce22f135fa6fa72
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SHA512
aa1a7b751eb2eb98f1a550c2bc9b74ff06fea06fd7265f2f5439926c686731bc97b2a7208b569ed9fee47a95c9b3bac1ed26eb1086a39dae8e0306c7a812671f
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNojlE+:i5nkFGMOtEvwDpjNbwQEIikgNyE+
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-26_1d6dc4b616e446ebaeaf8b249fffa13b_cryptolocker
Files
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2024-01-26_1d6dc4b616e446ebaeaf8b249fffa13b_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE