Behavioral task
behavioral1
Sample
2024-01-29_1aee3d4df61aff5a3a0365f7a920c0eb_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_1aee3d4df61aff5a3a0365f7a920c0eb_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_1aee3d4df61aff5a3a0365f7a920c0eb_cryptolocker
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Size
64KB
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MD5
1aee3d4df61aff5a3a0365f7a920c0eb
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SHA1
338714b3d7048c37b4cd5a231b5e288f5b021213
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SHA256
41a8b6342e4542aedcba656ac702b203c2d2ef17cf974694e1d406b6f449a9e8
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SHA512
8318fb9ce8ba5a21af16eb75fc9992d011f67f0012c87120854adaa1d173118b6509e99cbb6b408641631e446a42bd90cbed305d8cf14e5521c88b5ff2b755b9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1yQ:T6a+rdOOtEvwDpjNj
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 2024-01-29_1aee3d4df61aff5a3a0365f7a920c0eb_cryptolocker
Files
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2024-01-29_1aee3d4df61aff5a3a0365f7a920c0eb_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