Behavioral task
behavioral1
Sample
2024-05-28_37bec105feb2f92a40b708744c925f75_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-28_37bec105feb2f92a40b708744c925f75_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-28_37bec105feb2f92a40b708744c925f75_cryptolocker
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Size
60KB
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MD5
37bec105feb2f92a40b708744c925f75
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SHA1
599794aa9a82696faad6b2f538da02260937384f
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SHA256
f4b011bb8f641c7eb3068c9ee6d2079a716e111682e5d414ee4fb129f64d757f
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SHA512
77d6248cc62ee45de8317524c396a24c1869a02a88ebc6dbcf537b277f4163d4f872428f43f66486b6b3db175bc9ba2233a516776334dfc3b5c420ddb3631588
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPBq:H6QFElP6n+gou9cvMOtEvwDpjCpVXYq
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 2024-05-28_37bec105feb2f92a40b708744c925f75_cryptolocker
Files
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2024-05-28_37bec105feb2f92a40b708744c925f75_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: 11KB - 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