Behavioral task
behavioral1
Sample
2024-06-07_89ac103b49ad5adca18670afb2c048a8_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-07_89ac103b49ad5adca18670afb2c048a8_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-07_89ac103b49ad5adca18670afb2c048a8_cryptolocker
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Size
90KB
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MD5
89ac103b49ad5adca18670afb2c048a8
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SHA1
e5f1afa090cab7382472b98cb36f847636d54363
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SHA256
50db8654b714b44f1db378d7ffddd6ad4c29995944e99f416b4213c9ba391ff4
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SHA512
da1ef2ff06d480c9aa70f7a1b09d458a679bde4d3933b891b897f99540243e0763f7036484353a0418b4405141adadb35a3dd197851a0cdfff79b4e435cfd039
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAG:n6a+1SEOtEvwDpjYYvQd2PG
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 2024-06-07_89ac103b49ad5adca18670afb2c048a8_cryptolocker
Files
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2024-06-07_89ac103b49ad5adca18670afb2c048a8_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