Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_a35adc92d99e2267bbd95856c38ae185_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_a35adc92d99e2267bbd95856c38ae185_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_a35adc92d99e2267bbd95856c38ae185_cryptolocker
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Size
56KB
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MD5
a35adc92d99e2267bbd95856c38ae185
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SHA1
837abc38c5c59c78dba33987e105395029b2f881
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SHA256
873e2e3f152669eb663fdbafdafbc9d1d0418353424d7e536d9b39ebb739413b
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SHA512
8a9d8b467b04261c855c54a88c5824960afc013350effe6af5068e784d439bb46ba056757f0f9083fe7f64f49f4a4604e02b7aadf369c9e1938b16127b10ff18
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Goi20HVe5:xj+VGMOtEvwDpjubEgV20C
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 2024-01-23_a35adc92d99e2267bbd95856c38ae185_cryptolocker
Files
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2024-01-23_a35adc92d99e2267bbd95856c38ae185_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