Behavioral task
behavioral1
Sample
2024-01-26_c88ef521de0070292bbd8a144b7fa2fa_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_c88ef521de0070292bbd8a144b7fa2fa_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_c88ef521de0070292bbd8a144b7fa2fa_cryptolocker
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Size
55KB
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MD5
c88ef521de0070292bbd8a144b7fa2fa
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SHA1
c04b3810e818135b311094eff101c25e447ec926
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SHA256
28727c031d55f12b8fa1cb32c403162c0123dd402d9b6504305845d245c28ecb
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SHA512
4a7e5fbb39aa51ab861a40625836d6a63044a6a493479247c86b0248fd35cc5334647a4d690bc73d7c5f3a944df806e634e7f01895f0f9ad9a7651b40725b45c
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axc9Ck:z6QFElP6n+gKmddpMOtEvwDpj9aYapk
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 2024-01-26_c88ef521de0070292bbd8a144b7fa2fa_cryptolocker
Files
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2024-01-26_c88ef521de0070292bbd8a144b7fa2fa_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_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