Static task
static1
Behavioral task
behavioral1
Sample
2024-02-29_51b84794bde1d1853e069d7deb58a479_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-29_51b84794bde1d1853e069d7deb58a479_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_51b84794bde1d1853e069d7deb58a479_cryptolocker
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Size
86KB
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MD5
51b84794bde1d1853e069d7deb58a479
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SHA1
978f99453cd085cfb09b071c85ff64127b3101d2
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SHA256
22d707f9191a296e88acff1ff9fdc2c57186190c333b353d5f62c8b566b0ec88
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SHA512
87debd7dccdae873e87504a9420ea4039fa5ddbc60a89928e9a9d89f0ef5484f3fcc4298db7853e39843ccf5996cef6f571573b070f5a9f26dac210fcf017b3c
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvAcc:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8Acc
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 2024-02-29_51b84794bde1d1853e069d7deb58a479_cryptolocker
Files
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2024-02-29_51b84794bde1d1853e069d7deb58a479_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