Static task
static1
Behavioral task
behavioral1
Sample
2024-02-01_b4fdb4088d0a95960e7040372e5ce957_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-01_b4fdb4088d0a95960e7040372e5ce957_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-01_b4fdb4088d0a95960e7040372e5ce957_cryptolocker
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Size
45KB
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MD5
b4fdb4088d0a95960e7040372e5ce957
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SHA1
232586d102484ed8d8358c11d13ed02a97ccfd19
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SHA256
023abc74aa4422487d7d5fbd59bdcc3903c1a08e8cff01312afba0ed9af73d11
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SHA512
0d1579bb60f80e43d23e4eaea8df95daa6b244a66ce26e85f226f55a7b6f68db8b17ced7b28d7e6485f1d342b142bfa9990d656a68511aaf97d3816f084bc053
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/Bdl:XS5nQJ24LR1bytOOtEvwDpjNbP/bl
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 2024-02-01_b4fdb4088d0a95960e7040372e5ce957_cryptolocker
Files
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2024-02-01_b4fdb4088d0a95960e7040372e5ce957_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