Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_12a509fbb0e07ef9cbb376b0f076346a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_12a509fbb0e07ef9cbb376b0f076346a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_12a509fbb0e07ef9cbb376b0f076346a_cryptolocker
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Size
46KB
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MD5
12a509fbb0e07ef9cbb376b0f076346a
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SHA1
b9d37133aa0b2374e825c7f2000b58c715319540
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SHA256
1298267697cdf285dd995495d7f0e937285ef123e24944fd1af1c99669bdb178
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SHA512
fcc647b7439bd510c5526f5c676d03690d2434d8f420a26a710ad40a3b7b720eb0604c33a4a599b1a38244fcadb4bc76a378adcb09e79a0a3e6b68443d9b984d
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/7IM4m:XS5nQJ24LR1bytOOtEvwDpjNbP/MMF
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 2024-01-29_12a509fbb0e07ef9cbb376b0f076346a_cryptolocker
Files
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2024-01-29_12a509fbb0e07ef9cbb376b0f076346a_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