Behavioral task
behavioral1
Sample
2024-04-15_768ac9d3a257dd7201deb85671ec6e1b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_768ac9d3a257dd7201deb85671ec6e1b_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_768ac9d3a257dd7201deb85671ec6e1b_cryptolocker
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Size
95KB
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MD5
768ac9d3a257dd7201deb85671ec6e1b
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SHA1
a18656c63068e97086dc5a7bc0f291a517b0307c
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SHA256
4d1378f34074e7af34bf53957715ed07ed938505d9466229c9a105d11a4574a6
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SHA512
2bae2d93b7ac06811cb805f27ee32c539f8928f9daa628a99fa88af2e0d311a36731552ad94c3f2184c29d77020169c0149396321f15f8cf5bcce97bd83fca8f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bt:zCsanOtEvwDpjBJ
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 2024-04-15_768ac9d3a257dd7201deb85671ec6e1b_cryptolocker
Files
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2024-04-15_768ac9d3a257dd7201deb85671ec6e1b_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