Behavioral task
behavioral1
Sample
2024-02-01_6a1c43e748094272c11a66fe53d2c1e3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-01_6a1c43e748094272c11a66fe53d2c1e3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-01_6a1c43e748094272c11a66fe53d2c1e3_cryptolocker
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Size
116KB
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MD5
6a1c43e748094272c11a66fe53d2c1e3
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SHA1
2ddb4191079ed6909e124721378bfc80bc448ba1
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SHA256
40a1064d2753dc824e02706eddca05240ada0edc52ce4ad8815ce92ed09d6db1
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SHA512
c0f7db20dc912ef169ae281ab4cbfc4c346f3ceb0513d6b7e505b81fb88daafdc45baf8fe9f96aff3c1b83b3b16793c8a9d89b476c14abe4ae4a5e19ad620c5d
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01v:z6a+CdOOtEvwDpjczt
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 2024-02-01_6a1c43e748094272c11a66fe53d2c1e3_cryptolocker
Files
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2024-02-01_6a1c43e748094272c11a66fe53d2c1e3_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