Behavioral task
behavioral1
Sample
2024-03-13_fa0939db11d79632ec1b98a204770f35_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_fa0939db11d79632ec1b98a204770f35_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_fa0939db11d79632ec1b98a204770f35_cryptolocker
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Size
118KB
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MD5
fa0939db11d79632ec1b98a204770f35
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SHA1
bf1ac8ff05bc2a87481e4b8e371df2b036755884
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SHA256
53a61c3a8202a35c3db0522ee23e6bc5c01688cd019fca64b1e43196f4384995
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SHA512
45436ccc1f66c78fcd3c627613f1d8dfd25bdb191954b5e41519f0475d21ce85e4fbda56a18d9579f2bf31d31f54b941bf4c063f96b0707bab6431e7cbc3a16e
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01u:z6a+CdOOtEvwDpjczg
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 2024-03-13_fa0939db11d79632ec1b98a204770f35_cryptolocker
Files
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2024-03-13_fa0939db11d79632ec1b98a204770f35_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