Behavioral task
behavioral1
Sample
2024-01-18_90662dc486b473c9162f3f0ce5447de0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_90662dc486b473c9162f3f0ce5447de0_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-18_90662dc486b473c9162f3f0ce5447de0_cryptolocker
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Size
73KB
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MD5
90662dc486b473c9162f3f0ce5447de0
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SHA1
9fbd20fd8f130529305a87ee917b3766bca76d78
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SHA256
d71133dedad71d26d7045f62fe8abff4232e44ce557119b04c890594c83a0694
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SHA512
8d122a6bf7eb60a98167a0fdfc1f8b4bcaf117c7d19d1492cfa251d7330156b6b1513f3764db9b8bd8b010639d3db7c47a5dba204b7b0af21f908995fda20812
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxR:T6a+rdOOtEvwDpjNtHPC
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 2024-01-18_90662dc486b473c9162f3f0ce5447de0_cryptolocker
Files
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2024-01-18_90662dc486b473c9162f3f0ce5447de0_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