Static task
static1
Behavioral task
behavioral1
Sample
2024-06-06_f91ebaf658c5fc619866f78ef44cc6c1_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-06_f91ebaf658c5fc619866f78ef44cc6c1_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-06_f91ebaf658c5fc619866f78ef44cc6c1_cryptolocker
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Size
70KB
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MD5
f91ebaf658c5fc619866f78ef44cc6c1
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SHA1
405d56a007b274253c882313a7b8c6bc2691e1c0
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SHA256
d07d00d753e664f00438ac15e7121fd33d2d43b867cf472f2e908a7f4584242b
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SHA512
a44034e1c5dd96ec0c9ab0f94d6d3a88abcb2204805ab54ba434a83a1af1fe3dc5183acbb4562827467b1a07e80bda539570ce2387797795fa93a651b7b0333f
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/d8X95:i5nkFGMOtEvwDpjNbwQEI8UZDet5
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 2024-06-06_f91ebaf658c5fc619866f78ef44cc6c1_cryptolocker
Files
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2024-06-06_f91ebaf658c5fc619866f78ef44cc6c1_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