Behavioral task
behavioral1
Sample
2024-05-19_a9e2b2f67d3107dd074d9c1ee0403fb5_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-19_a9e2b2f67d3107dd074d9c1ee0403fb5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-19_a9e2b2f67d3107dd074d9c1ee0403fb5_cryptolocker
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Size
59KB
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MD5
a9e2b2f67d3107dd074d9c1ee0403fb5
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SHA1
07923a51e95b899b6e3752d927515d501808db12
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SHA256
6e7acdc27b3b57938af65c4888bddb8e208ca0484fb846070436f560750ebd3a
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SHA512
77c0cf39704075bb538bd33965006d186cdb0f4c621a1feb27e8213216ab51cc6e46bcfd0e8e34625f0c2614d31c2aed0f2c44a0431c81175195de617a5575d4
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axK38nH:z6QFElP6n+gKmddpMOtEvwDpj9aYaQ8H
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 2024-05-19_a9e2b2f67d3107dd074d9c1ee0403fb5_cryptolocker
Files
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2024-05-19_a9e2b2f67d3107dd074d9c1ee0403fb5_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