Behavioral task
behavioral1
Sample
2024-01-24_71aaf59fcc2044f14013663b9c3acdd2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_71aaf59fcc2044f14013663b9c3acdd2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_71aaf59fcc2044f14013663b9c3acdd2_cryptolocker
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Size
60KB
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MD5
71aaf59fcc2044f14013663b9c3acdd2
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SHA1
9c2247333a988ead14c85f0c00386ab594b906ff
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SHA256
6d3e30d81761fce5ffecf74d3018b40367e1cf7d8924a66b59a5da55e0c5a5cf
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SHA512
61d968f7af5f37f65225796c906ffaf8127d3bf748dc7d624ca08192872aab08bb5ee3b01c93e7cdd8e21bd5464bd672c848c02b609769465ae956f326843127
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SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+g0wum/kLyMro2GtOOtEvwDpjK:P8mnK6QFElP6n+g0tmddpMOtEvwDpj
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 2024-01-24_71aaf59fcc2044f14013663b9c3acdd2_cryptolocker
Files
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2024-01-24_71aaf59fcc2044f14013663b9c3acdd2_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