Behavioral task
behavioral1
Sample
2024-02-20_b98e4cbd5c3de1bb13d13053d9d11ef4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_b98e4cbd5c3de1bb13d13053d9d11ef4_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-20_b98e4cbd5c3de1bb13d13053d9d11ef4_cryptolocker
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Size
63KB
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MD5
b98e4cbd5c3de1bb13d13053d9d11ef4
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SHA1
4d4a18ecb9549ba9dc69046cb77e6ae65d2dcc8a
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SHA256
89786f31e3c022640e43b792cc7b3cf7464ea32c668a21dbb9882e452d3fade5
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SHA512
f4a72b51ddfd363e2ff5cdcb4d56580cfef26a6ddceaccb739e9a63f385fbbd580d49d58cd2e5a2f21b56c511dffbf0e6b5b4c328b6f5e966c6d0843c450809a
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UM:1nK6a+qdOOtEvwDpjh
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 2024-02-20_b98e4cbd5c3de1bb13d13053d9d11ef4_cryptolocker
Files
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2024-02-20_b98e4cbd5c3de1bb13d13053d9d11ef4_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