Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_649798e3f5fbef6a2270b389e4bb141a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_649798e3f5fbef6a2270b389e4bb141a_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_649798e3f5fbef6a2270b389e4bb141a_cryptolocker
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Size
40KB
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MD5
649798e3f5fbef6a2270b389e4bb141a
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SHA1
a07b174f333a7cd22a7cdcf081ad9d6623d0c991
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SHA256
257285684481945ecf52fc0c36941fb39dfb5d13f159eb75df93c9f0a673f4bf
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SHA512
4c203fa481b5840127894432b7803cb6b9560b8e2c8179676b6c0cd6e3c2194ffe23ac2272dc739cd4c50deee6bcefa9b6c0a616de0cb4a4679f98fe95045b32
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRY/3x:m5nkFNMOtEvwDpjG8hhXy/3x
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 2024-02-23_649798e3f5fbef6a2270b389e4bb141a_cryptolocker
Files
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2024-02-23_649798e3f5fbef6a2270b389e4bb141a_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE