Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_10a7b8cb8f1721da6c52374593b8a89e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_10a7b8cb8f1721da6c52374593b8a89e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_10a7b8cb8f1721da6c52374593b8a89e_cryptolocker
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Size
39KB
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MD5
10a7b8cb8f1721da6c52374593b8a89e
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SHA1
21952c922f81aafbfe7d4f719923ab7e02178780
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SHA256
dbc60d2d01b1418d55801c1657ec19b50fb3489ab6d471ad7773f4b3e300b81d
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SHA512
f91b8e6311c0fa35369ab6f12320aefd5988e24a628650c45db0470ba9ee5143293b1cbf312657a99ef638854afd2c8bf0756963fdcd52569e4d8c33adcd65f5
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnH+:m5nkFNMOtEvwDpjG8hgpH+
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_10a7b8cb8f1721da6c52374593b8a89e_cryptolocker
Files
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2024-01-29_10a7b8cb8f1721da6c52374593b8a89e_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