Static task
static1
Behavioral task
behavioral1
Sample
2024-03-13_b4f4343d7587fff6376c045df843cc03_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_b4f4343d7587fff6376c045df843cc03_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_b4f4343d7587fff6376c045df843cc03_cryptolocker
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Size
57KB
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MD5
b4f4343d7587fff6376c045df843cc03
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SHA1
9dd2492da99ba3ce242454a77fa65b22b6c50c28
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SHA256
a6dbab858aa3801489fee11c9f20051678445c3fa352394e5e6ad646f3a9c2f9
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SHA512
d6b28145ba6dba90143f97e5cd8abc9ef438d8a5954b18fa998304adc36c4990a363cb647cb91bab15e976940a3fe954ddb2cba248c2f2bdf8d478bb10e297d3
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GowfjB:xj+VGMOtEvwDpjubEgv
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-03-13_b4f4343d7587fff6376c045df843cc03_cryptolocker
Files
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2024-03-13_b4f4343d7587fff6376c045df843cc03_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.MPRESS1 Size: 17KB - 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: 4KB
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: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE