Static task
static1
Behavioral task
behavioral1
Sample
2024-03-16_31e45efb2a0320a75c653ac619c8b70a_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-16_31e45efb2a0320a75c653ac619c8b70a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-16_31e45efb2a0320a75c653ac619c8b70a_cryptolocker
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Size
84KB
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MD5
31e45efb2a0320a75c653ac619c8b70a
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SHA1
a0f018033a46073d9627c120c5fecb1fb5e61d96
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SHA256
0eeb3d91f4681f2abe7a2ad92af3ac5c00bd96bdfb599d1d9220fc966f0763b9
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SHA512
ccdcd9352d9a7ff7adc0552a42400884e10e274efc735fcea7d116b4bec0451de2e0eef1cf8e4ae43fe08857a53090436b1c8eb3ad55c6b59110a173d9f1e508
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvzQ:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8zQ
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 2024-03-16_31e45efb2a0320a75c653ac619c8b70a_cryptolocker
Files
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2024-03-16_31e45efb2a0320a75c653ac619c8b70a_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