Behavioral task
behavioral1
Sample
2024-05-31_db37ff7336ef7eb124db65fe37735ac7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_db37ff7336ef7eb124db65fe37735ac7_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_db37ff7336ef7eb124db65fe37735ac7_cryptolocker
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Size
60KB
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MD5
db37ff7336ef7eb124db65fe37735ac7
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SHA1
b0d8a9a1694a7e307c45a1112f048653f1739027
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SHA256
7d094000c1b1e1e7d8bdcbd41f2f4f79cbc5795a1d22ca4e6329842a8690b53f
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SHA512
8ec73a9393673523105ec95f27237372ee369758d3fcd0a9f6edeeddcf212bef59adb6de2b4a5683ed49710ab326663a6743e977254c6d67691fd3b36ae7678f
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pr:H6QFElP6n+gou9cvMOtEvwDpjCpVXl
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 2024-05-31_db37ff7336ef7eb124db65fe37735ac7_cryptolocker
Files
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2024-05-31_db37ff7336ef7eb124db65fe37735ac7_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