Behavioral task
behavioral1
Sample
2024-06-11_b1ec8237a7801bb70e0eadcc6eec8e67_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-11_b1ec8237a7801bb70e0eadcc6eec8e67_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-11_b1ec8237a7801bb70e0eadcc6eec8e67_cryptolocker
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Size
91KB
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MD5
b1ec8237a7801bb70e0eadcc6eec8e67
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SHA1
da9673b611af4951c264f120197d5fa5047be2a5
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SHA256
e62d875fee648c1e4fed3040d31972a96cdfb75953e517a84b888e589658c530
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SHA512
e85f111999f6fce9a9cf75fa56b1406f83fda2eea0127e539a2f8c26043837141c8e62879c3b87677271f344b87d7193f96729705566b7a36823ef0f60693916
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyDh:n6a+1SEOtEvwDpjYYvQd2PE
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 2024-06-11_b1ec8237a7801bb70e0eadcc6eec8e67_cryptolocker
Files
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2024-06-11_b1ec8237a7801bb70e0eadcc6eec8e67_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