Behavioral task
behavioral1
Sample
2024-02-04_e0cbd54ebc9d76e30f1b0a2bb8e7c2a4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_e0cbd54ebc9d76e30f1b0a2bb8e7c2a4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_e0cbd54ebc9d76e30f1b0a2bb8e7c2a4_cryptolocker
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Size
80KB
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MD5
e0cbd54ebc9d76e30f1b0a2bb8e7c2a4
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SHA1
a545fab740db846d472b657aa691fd7b7144ee87
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SHA256
3c671998999e7d1bda7ab79b3c101c8556217517a6e1849cb949d16bf57f890a
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SHA512
1da9cb5c528503b2aff6dba2472816cecc15eb99b2914423fae86308502b1b3b99fda31bca3be135f50185e6c422ac02a4f262cb63f77d4b5e77014efddb1415
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWZ5:T6a+rdOOtEvwDpjNtc
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 2024-02-04_e0cbd54ebc9d76e30f1b0a2bb8e7c2a4_cryptolocker
Files
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2024-02-04_e0cbd54ebc9d76e30f1b0a2bb8e7c2a4_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