Behavioral task
behavioral1
Sample
2024-01-24_cb9ba3f40e5018b9cdd38fa8dc746f47_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_cb9ba3f40e5018b9cdd38fa8dc746f47_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_cb9ba3f40e5018b9cdd38fa8dc746f47_cryptolocker
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Size
96KB
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MD5
cb9ba3f40e5018b9cdd38fa8dc746f47
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SHA1
9eecca80c2d2f6901a1d6ba6a6ef0ffd0c50b692
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SHA256
5aef471df80d8533d100099d4b523743fe71868595ca9ea1eb417336f6792ceb
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SHA512
3c4a2c35f72d9ac3abe141e69d2b0a697c113a0a908f713d35cb41133d07d8d3268dfd46c224f8f87b67102166263981e09b4d0d6ff658ccd2f20fb89c4b30b2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQZ:zCsanOtEvwDpjS
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 2024-01-24_cb9ba3f40e5018b9cdd38fa8dc746f47_cryptolocker
Files
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2024-01-24_cb9ba3f40e5018b9cdd38fa8dc746f47_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