Behavioral task
behavioral1
Sample
2024-01-23_1c0159f1e3a6e130bc92d7ee7c902bc4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_1c0159f1e3a6e130bc92d7ee7c902bc4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_1c0159f1e3a6e130bc92d7ee7c902bc4_cryptolocker
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Size
55KB
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MD5
1c0159f1e3a6e130bc92d7ee7c902bc4
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SHA1
7c77333257dfdef4129c63729b124178b0e2fa1f
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SHA256
f7b6c9e8b563ff35046e96293fb64ac38c0728f8aeeda40ccead9237c163f7f1
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SHA512
f5cf381e0d2413a3b29ab017081338ed20f9ab6b6697be410183a498a55c51776cbc3fdb89850cd77f1d776879327ab101c8674333801d7f0552cb0c5e204ad3
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axclIIk:z6QFElP6n+gKmddpMOtEvwDpj9aYatIk
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 2024-01-23_1c0159f1e3a6e130bc92d7ee7c902bc4_cryptolocker
Files
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2024-01-23_1c0159f1e3a6e130bc92d7ee7c902bc4_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: 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