Static task
static1
Behavioral task
behavioral1
Sample
2024-01-19_4dfde65883622886081b56a2c140549e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-19_4dfde65883622886081b56a2c140549e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-19_4dfde65883622886081b56a2c140549e_cryptolocker
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Size
38KB
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MD5
4dfde65883622886081b56a2c140549e
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SHA1
e10058f757674ad20805b1453df79f9974a42c12
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SHA256
9e8d7808d711f34c396d6252896d7522b961f2e328de7b0ee6b25d78af259911
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SHA512
94f6e68c0bf8c45289dfef43bdad9028acdf52aa76c32d983aab2f70bc22410413a63d88dc5458178a04ca191735bf50d2db5cedd1c497327942560b16a6edd5
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnG:m5nkFNMOtEvwDpjG8hgpG
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 2024-01-19_4dfde65883622886081b56a2c140549e_cryptolocker
Files
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2024-01-19_4dfde65883622886081b56a2c140549e_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