Behavioral task
behavioral1
Sample
2024-01-27_97fc6dda1099037f5f759981534ac1b8_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_97fc6dda1099037f5f759981534ac1b8_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_97fc6dda1099037f5f759981534ac1b8_cryptolocker
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Size
108KB
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MD5
97fc6dda1099037f5f759981534ac1b8
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SHA1
6f181555ae8342ed5df40d67cf466178c9bf1ab9
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SHA256
a6f87c3c4a1c5841e69b9ce023a5e560c2e31a9f942c5639e70633bc5f7f059c
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SHA512
d3e4db8a764dbbf123325f5a907c3a96d6fde942e9fee85da0154223bbd9302842ce4d5adde3ad214fdf744a102c6c887fb248d45c11dc0cd88510d5d4cd33fe
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg6Z:z6a+CdOOtEvwDpjczG
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 2024-01-27_97fc6dda1099037f5f759981534ac1b8_cryptolocker
Files
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2024-01-27_97fc6dda1099037f5f759981534ac1b8_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