Behavioral task
behavioral1
Sample
2024-05-24_e5b8672bfc1a35e7ab632b9fc51b41c3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-24_e5b8672bfc1a35e7ab632b9fc51b41c3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-24_e5b8672bfc1a35e7ab632b9fc51b41c3_cryptolocker
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Size
90KB
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MD5
e5b8672bfc1a35e7ab632b9fc51b41c3
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SHA1
8b1f940ffb860a361375b5267e98b8b9395952a7
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SHA256
94b958e8932722767e1e9c12402fd1b4b86915a821b6421b01ad9b18eda61bcf
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SHA512
aa09c4569e75df24401a20c51266a8c99816d73751a32ec379a4fe7c530952e605c07377d262832f890bc39bb78de29d186f006b692dc47043894aaad19fd05d
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyb:n6a+1SEOtEvwDpjYYvQd2Pm
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 2024-05-24_e5b8672bfc1a35e7ab632b9fc51b41c3_cryptolocker
Files
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2024-05-24_e5b8672bfc1a35e7ab632b9fc51b41c3_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