Behavioral task
behavioral1
Sample
2024-03-13_f133661f3201089464ed90a518457fc2_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-13_f133661f3201089464ed90a518457fc2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_f133661f3201089464ed90a518457fc2_cryptolocker
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Size
84KB
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MD5
f133661f3201089464ed90a518457fc2
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SHA1
2ea77fe0aed4bae320965a79b53bd1f97da50269
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SHA256
0f0f420e09b7e3bfc575d95cdbcb10f7b54654f90a8508f5702a749a54d8d8d9
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SHA512
3c81d7a4891669eea4063a859486b9776b41fda48ab4dc320d86649997f5d4da93dca66c7f68d2e5fb192046083a7300d6f93bc4ee89427ab51442fb02c272e4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1AzP:zCsanOtEvwDpj6
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-13_f133661f3201089464ed90a518457fc2_cryptolocker
Files
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2024-03-13_f133661f3201089464ed90a518457fc2_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
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
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