Behavioral task
behavioral1
Sample
2024-02-14_a7f1599f83a8bd564387a39a9ba1b0ce_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_a7f1599f83a8bd564387a39a9ba1b0ce_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_a7f1599f83a8bd564387a39a9ba1b0ce_cryptolocker
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Size
109KB
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MD5
a7f1599f83a8bd564387a39a9ba1b0ce
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SHA1
21039f0f8bf6282ea3f7e5f545986e0ec0a7fbf6
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SHA256
715799368a3741969bd16af8e52ed31593ee925bac17f5601e7f0a3e1b4fdeea
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SHA512
2fabf931d5e5757450947cb898ea2391c95c7cc422c9c42ec2b06e034bfb8a934f21e5a3e661ac6b40238f3698b645280496a39007f9ba0725a8c3368ab60b5e
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg6S:z6a+CdOOtEvwDpjczF
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 2024-02-14_a7f1599f83a8bd564387a39a9ba1b0ce_cryptolocker
Files
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2024-02-14_a7f1599f83a8bd564387a39a9ba1b0ce_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