Behavioral task
behavioral1
Sample
2024-03-07_a8bf581e1e6de1146e0a368631469026_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_a8bf581e1e6de1146e0a368631469026_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-07_a8bf581e1e6de1146e0a368631469026_cryptolocker
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Size
104KB
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MD5
a8bf581e1e6de1146e0a368631469026
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SHA1
0f95efa3bb100055f17dd5f64aea91ad386f43be
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SHA256
fa4bf6bfbfcf3385f54d9ac529f709ffa7c7ef04f8bd6dd9db0e961bf72b9b05
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SHA512
1d4814dc5952de80f08aaae7d7b74e2c18a9f9138a953ffc7afab3de62460fc4afed1c784748f87bc73cd8d10d16146bf2ba1b18b0284ffad44251124f826bbb
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gks0N:1nK6a+qdOOtEvwDpja
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 2024-03-07_a8bf581e1e6de1146e0a368631469026_cryptolocker
Files
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2024-03-07_a8bf581e1e6de1146e0a368631469026_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