Behavioral task
behavioral1
Sample
2024-01-25_e544072e1ad79a163137695486aa0256_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_e544072e1ad79a163137695486aa0256_cryptolocker
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Size
80KB
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MD5
e544072e1ad79a163137695486aa0256
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SHA1
a5ed04e3e7b734f3f29215869dbf9b0fe6b8874d
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SHA256
9331f721bff96d9211a48d60defc44899844996c0f68025f47843e60f191e0f2
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SHA512
397312321c6127ac20bb2b0aee67d255172fb34deb0801771739847484c26797fa9f730eb9c64575fc319df4a73ec57af8ffee123ba2fb2573d0d7cc39cf855c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT78:T6a+rdOOtEvwDpjNQ
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-01-25_e544072e1ad79a163137695486aa0256_cryptolocker
Files
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2024-01-25_e544072e1ad79a163137695486aa0256_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