Behavioral task
behavioral1
Sample
2024-05-30_9c3cea38f8d758685adf2f4311b11db0_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-30_9c3cea38f8d758685adf2f4311b11db0_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_9c3cea38f8d758685adf2f4311b11db0_cryptolocker
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Size
91KB
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MD5
9c3cea38f8d758685adf2f4311b11db0
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SHA1
7b7ee2cb387769211ba3db5d6ef3e27ba386fbc9
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SHA256
f87e0cbdd4d06a2676160fa89f60dd6ca315111a4842f990fccae5996d640900
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SHA512
84fa872fb4f3991244c65fd3d34682f99fbc69eb7d5d413c967ea9f2769a09273d9ffb9bed7da72e34e1e05b4f04725ca2718d9ab6180c82bdd25cbd65a0ffeb
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyx:n6a+1SEOtEvwDpjYYvQd2PI
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 2024-05-30_9c3cea38f8d758685adf2f4311b11db0_cryptolocker
Files
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2024-05-30_9c3cea38f8d758685adf2f4311b11db0_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: 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