Static task
static1
Behavioral task
behavioral1
Sample
2024-01-25_3988b5e4f2fb15c93546addf5cd1b27c_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_3988b5e4f2fb15c93546addf5cd1b27c_cryptolocker
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Size
47KB
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MD5
3988b5e4f2fb15c93546addf5cd1b27c
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SHA1
b0f3daf940f160b7a9e15f19f3bfd58bf1b80dba
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SHA256
6e0d7d203cc3c2bcc882d65f9d4f2ba2fc8f8f6d834df5a04de014e8aa5103bf
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SHA512
5b637f75c19726bc149e1bda825d1c32d4e619d0e7df628bba1b07093e66ec840204c928e753142cf5ba68be4f11e27cd43fbf71d1a30a409394444fe2742ef4
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/3lQIqK:XS5nQJ24LR1bytOOtEvwDpjNbP/3lL
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 2024-01-25_3988b5e4f2fb15c93546addf5cd1b27c_cryptolocker
Files
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2024-01-25_3988b5e4f2fb15c93546addf5cd1b27c_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