Behavioral task
behavioral1
Sample
2024-02-18_891689f60caf6f4c948fbf5c8d8b1286_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-18_891689f60caf6f4c948fbf5c8d8b1286_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-18_891689f60caf6f4c948fbf5c8d8b1286_cryptolocker
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Size
104KB
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MD5
891689f60caf6f4c948fbf5c8d8b1286
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SHA1
4994f7318928c412fcbf6e11122dd9901c2f9db7
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SHA256
2cb3042117143f7d5c7214eca4c5e1ae935f32b3e119a230b6439811f7136ab3
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SHA512
cca815adb6ed67b3a9985792367d61f93307caa9b45b115b075a387fbda22ce518bbc029bee366351c98824d0c014c5f0ab49f24d87d9e4c055f29f13e1f5060
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksb:1nK6a+qdOOtEvwDpjb
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 2024-02-18_891689f60caf6f4c948fbf5c8d8b1286_cryptolocker
Files
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2024-02-18_891689f60caf6f4c948fbf5c8d8b1286_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