Behavioral task
behavioral1
Sample
2024-02-02_d25ac7feddc1ca53829d4ba45e7a1a1b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-02_d25ac7feddc1ca53829d4ba45e7a1a1b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-02_d25ac7feddc1ca53829d4ba45e7a1a1b_cryptolocker
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Size
81KB
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MD5
d25ac7feddc1ca53829d4ba45e7a1a1b
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SHA1
7e568031a2b0d0de279aa24c9502309331577b56
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SHA256
55dfb7e6eea7ccda9cca8cf351e4a2c3834e15e4129062737754263a93412c68
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SHA512
301fdf134a51436e1c0fb441c39563693bc42a8bc52f81070e6cd76b066b79f4ff6721e6976ed1b6256367f542451275cd6590af22084a62c311ebe4ab416b7d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7v0t:T6a+rdOOtEvwDpjNQ
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 2024-02-02_d25ac7feddc1ca53829d4ba45e7a1a1b_cryptolocker
Files
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2024-02-02_d25ac7feddc1ca53829d4ba45e7a1a1b_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_CODE
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