Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_940a5b171d0aa8b4689ceb2696142d31_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_940a5b171d0aa8b4689ceb2696142d31_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_940a5b171d0aa8b4689ceb2696142d31_cryptolocker
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Size
39KB
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MD5
940a5b171d0aa8b4689ceb2696142d31
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SHA1
20fbadf532ce8454cf5fd01c1efe40fad1b37b99
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SHA256
93d02b7778682dace871077c97c10dbee452ec307b14f398e471bec36c2c321d
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SHA512
d6fee2fed8fbf734b5f7a747badf2911ad446dc8b535b47f7e60beea3fe43c9facd1df7df73c5d023776d583df615ee6cbaa747ba0845a858513c690f934566d
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRU:m5nkFNMOtEvwDpjG8hhXC
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 2024-02-03_940a5b171d0aa8b4689ceb2696142d31_cryptolocker
Files
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2024-02-03_940a5b171d0aa8b4689ceb2696142d31_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