Behavioral task
behavioral1
Sample
2024-03-13_4a7f1a309fa57ad6d14cca05c86d704c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-13_4a7f1a309fa57ad6d14cca05c86d704c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_4a7f1a309fa57ad6d14cca05c86d704c_cryptolocker
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Size
57KB
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MD5
4a7f1a309fa57ad6d14cca05c86d704c
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SHA1
7d6020c700fde26c334384015ad4dc0b05584780
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SHA256
c317f5bf5970439796f36ed1deda9d393e5841bcc3f3b9c72d89b88545d3c846
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SHA512
9df31b459127b3a92cd7c05dddb4c794501257017b039cc9cafefad8e903cce6f48bf9b5fbbdd26c4c93c406f7edb60dd07c2f1cb9729afebc2febd0fa3e3885
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8ikflF:z6QFElP6n+gKmddpMOtEvwDpj9aYaitF
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 2024-03-13_4a7f1a309fa57ad6d14cca05c86d704c_cryptolocker
Files
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2024-03-13_4a7f1a309fa57ad6d14cca05c86d704c_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