Behavioral task
behavioral1
Sample
2024-03-26_4985e444c76bc0084cb45de6d5d36ab6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_4985e444c76bc0084cb45de6d5d36ab6_cryptolocker.exe
Resource
win10v2004-20240319-en
General
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Target
2024-03-26_4985e444c76bc0084cb45de6d5d36ab6_cryptolocker
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Size
56KB
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MD5
4985e444c76bc0084cb45de6d5d36ab6
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SHA1
c0e84feb694f9f0e22220ca68e0fc5b45d44a2a1
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SHA256
86c4066de5ce904d044eddd406da823c9559f2d64223cd9d2867d48c53c0eb61
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SHA512
f881ed7e8ceafe8b8aa903b068eea0483ae3e43f0b278e51366c04e20b8888f529b13acc40e66d0aa089943b7f8286d0e94ca561eb548ea2fa95ab7a9e803ba8
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axTS:z6QFElP6n+gKmddpMOtEvwDpj9aYaVS
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 2024-03-26_4985e444c76bc0084cb45de6d5d36ab6_cryptolocker
Files
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2024-03-26_4985e444c76bc0084cb45de6d5d36ab6_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