Static task
static1
Behavioral task
behavioral1
Sample
2024-05-13_a45c4da9f2dd2a7df3266d4a8b7b4a4b_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-13_a45c4da9f2dd2a7df3266d4a8b7b4a4b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-13_a45c4da9f2dd2a7df3266d4a8b7b4a4b_cryptolocker
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Size
43KB
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MD5
a45c4da9f2dd2a7df3266d4a8b7b4a4b
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SHA1
333cfc1381f070c0ac0fc9425f69b554f7c8ead5
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SHA256
1051311971a45dac1958df7908e7f5a4f54035b07685402b04517b99605a040f
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SHA512
77f1673f416e6d8febbe3719e023d0ace696830ec1ef417f3fc36f83a958f054fe33b70568dba03714d5bf1a69ea33a1c61e1bc6fca959ff7c8dc8cc57dbc714
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRp5j2:m5nkFNMOtEvwDpjG8hhXj5C
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 2024-05-13_a45c4da9f2dd2a7df3266d4a8b7b4a4b_cryptolocker
Files
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2024-05-13_a45c4da9f2dd2a7df3266d4a8b7b4a4b_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