Behavioral task
behavioral1
Sample
2024-02-12_cfb43503e49d6b3e428ef6dd476fe9f1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_cfb43503e49d6b3e428ef6dd476fe9f1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_cfb43503e49d6b3e428ef6dd476fe9f1_cryptolocker
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Size
70KB
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MD5
cfb43503e49d6b3e428ef6dd476fe9f1
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SHA1
115aa2bff3bb8a8d45ca5083bba56e07eb5925ac
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SHA256
e05a05b7fafb13ac882ac7b059e48f952fac01ad3dd7cbee3d890936bc2b42a8
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SHA512
7ec403d0f66669d9edad762f062f69bd8d5646bb961436ecb74afaec76b7f1b062c8847e6b7a5f2dcd9ceb15a352d414960a865f48aba5c5ec84b6b45695b310
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal3SQ:1nK6a+qdOOtEvwDpj8J
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 2024-02-12_cfb43503e49d6b3e428ef6dd476fe9f1_cryptolocker
Files
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2024-02-12_cfb43503e49d6b3e428ef6dd476fe9f1_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE