Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_9ca5e5340c84fe5d00367d5d44dc6103_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_9ca5e5340c84fe5d00367d5d44dc6103_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_9ca5e5340c84fe5d00367d5d44dc6103_cryptolocker
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Size
41KB
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MD5
9ca5e5340c84fe5d00367d5d44dc6103
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SHA1
f892a42bf38af9e6e22ced252b311579ee90c860
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SHA256
fd16ff3e1dda22e565ea9c55a1d043aa7653f5e14fcab2ef9352a9200501b817
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SHA512
40987f458ce7f0604a0dd6135af372cabd14098e8a0a6321e594775070418efd1197885c5d289a317f8f9c898eee7244bfb3147cc0a1df75d963154bfc795094
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZ+:i5nkFGMOtEvwDpjR+viHsM
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 2024-04-30_9ca5e5340c84fe5d00367d5d44dc6103_cryptolocker
Files
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2024-04-30_9ca5e5340c84fe5d00367d5d44dc6103_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