Behavioral task
behavioral1
Sample
2024-05-08_c8b6876f631571426ffec9b2991c1989_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-08_c8b6876f631571426ffec9b2991c1989_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-08_c8b6876f631571426ffec9b2991c1989_cryptolocker
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Size
78KB
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MD5
c8b6876f631571426ffec9b2991c1989
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SHA1
ac35c697f37873de059c37943833e680a1666543
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SHA256
50be682731dcffb4a902b19968bb01bbe0c38dc8450fc3925276d42fbadd5ef3
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SHA512
e67ceb881276e83894e4913a5a755cc8c6214b686afd721e2417fdab17d2fe4fa6f30c382d689e2eabe47dbc335c907d5c9ea816c0d1f78d9416e8ee951ea4c0
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1O:T6a+rdOOtEvwDpjNtHPJ
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 2024-05-08_c8b6876f631571426ffec9b2991c1989_cryptolocker
Files
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2024-05-08_c8b6876f631571426ffec9b2991c1989_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