Behavioral task
behavioral1
Sample
2024-02-28_4e3543210acb1f007f97fbc9d21784ca_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_4e3543210acb1f007f97fbc9d21784ca_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_4e3543210acb1f007f97fbc9d21784ca_cryptolocker
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Size
105KB
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MD5
4e3543210acb1f007f97fbc9d21784ca
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SHA1
4b5e441ba63d03b0a1eae7e0ecdc2132d2f49f6f
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SHA256
7e0d78357a582e4dc0e94296bfb1dafe2878b951bd84ec8118f2b61410974caf
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SHA512
0c8fb2e3684d06253afe6f9f83be4f22dd5fc8f27b18b4727e47b797f924075e30377f6222fe94253824204ca7feb355223dc5df5d745bb16adfb55ece6c025b
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksaLg:1nK6a+qdOOtEvwDpjN
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 2024-02-28_4e3543210acb1f007f97fbc9d21784ca_cryptolocker
Files
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2024-02-28_4e3543210acb1f007f97fbc9d21784ca_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