Behavioral task
behavioral1
Sample
2024-02-18_f8d5d74bdfcf4ddfb005fbbd0cbf3a13_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-18_f8d5d74bdfcf4ddfb005fbbd0cbf3a13_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_f8d5d74bdfcf4ddfb005fbbd0cbf3a13_cryptolocker
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Size
55KB
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MD5
f8d5d74bdfcf4ddfb005fbbd0cbf3a13
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SHA1
7cb9dea34871681844daa280af9f9d86a86528de
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SHA256
7f598cddc23d397c3e53f0741723c4391a56ece9c77b3c13c2475823bcfa8ec9
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SHA512
2092baa680186272b070096c2ea33128cf689ad381919cde35807a850b9918b854374bd179f12f2d63a2114ae3b124ae2b24f24004fdfacacaa89e4409c62789
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax81:z6QFElP6n+gKmddpMOtEvwDpj9aYaw
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 2024-02-18_f8d5d74bdfcf4ddfb005fbbd0cbf3a13_cryptolocker
Files
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2024-02-18_f8d5d74bdfcf4ddfb005fbbd0cbf3a13_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