Behavioral task
behavioral1
Sample
2024-01-25_5a41c9e9a6526eb966d7ca1f5d75af12_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-25_5a41c9e9a6526eb966d7ca1f5d75af12_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_5a41c9e9a6526eb966d7ca1f5d75af12_cryptolocker
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Size
56KB
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MD5
5a41c9e9a6526eb966d7ca1f5d75af12
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SHA1
bc93ac7bfa144ca497b508b8a647439b7df075bb
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SHA256
5e246b65f26b7fe8e37b230e6a7cb204db8342efca542dd3070372a22e36369a
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SHA512
6a27bcf261e86e905c64ead3cef866dcaa170ed75782c7f2c09d1c52b42514060ed34afc9a734a3456a3b7840e32fc6871c73b88cc43312b35b38fafe54995dd
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbb:zj+soPSMOtEvwDpj4yzbb
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 2024-01-25_5a41c9e9a6526eb966d7ca1f5d75af12_cryptolocker
Files
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2024-01-25_5a41c9e9a6526eb966d7ca1f5d75af12_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: 10KB - 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