Behavioral task
behavioral1
Sample
2024-05-28_28b8f39341743c82226f797317fe0e39_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-28_28b8f39341743c82226f797317fe0e39_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-28_28b8f39341743c82226f797317fe0e39_cryptolocker
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Size
75KB
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MD5
28b8f39341743c82226f797317fe0e39
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SHA1
f1e11d5abb56380f97e1a3913728da4415c20b8d
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SHA256
b4637d9ce292822e122a7ce66f931fcce8f92b90f965a2a0827880e6b8636ee7
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SHA512
5942e1a21b5fad2931e5521cef2fa2055994f38dbf09f0cf77bc1aa11d8eb1a11623c35adfefd150e558870ff3c099659f55275c4ece49445bf9fb87c413518f
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GK:1nK6a+qdOOtEvwDpjD
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_28b8f39341743c82226f797317fe0e39_cryptolocker
Files
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2024-05-28_28b8f39341743c82226f797317fe0e39_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