Behavioral task
behavioral1
Sample
2024-03-26_74e3ccfb04856b10484fe3000e7572bf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_74e3ccfb04856b10484fe3000e7572bf_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_74e3ccfb04856b10484fe3000e7572bf_cryptolocker
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Size
83KB
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MD5
74e3ccfb04856b10484fe3000e7572bf
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SHA1
817a9e217110bf418ca02a9a9949c7e0fbbd1237
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SHA256
e41e10db9fd904f8629f7b4679689b4a9f38f3d12fe9a03d24388316a5ddb67b
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SHA512
70c820edd42d4fc786f68d142ee46eb94f993fd3092b4bfa8425b7467281bf597d60203444fc13efb663774415dd190cc40a0d48b036f2bb564a7e69a85e93a9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5m:T6a+rdOOtEvwDpjN5
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 2024-03-26_74e3ccfb04856b10484fe3000e7572bf_cryptolocker
Files
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2024-03-26_74e3ccfb04856b10484fe3000e7572bf_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