Behavioral task
behavioral1
Sample
2024-03-18_2653c3f5a8e5ed9310da8d3a295f8265_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-18_2653c3f5a8e5ed9310da8d3a295f8265_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-18_2653c3f5a8e5ed9310da8d3a295f8265_cryptolocker
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Size
82KB
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MD5
2653c3f5a8e5ed9310da8d3a295f8265
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SHA1
bf7d3ae0249a0faa70c8245b3daa2a529bd61794
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SHA256
5b694b29d08602c7a6d6f3e231350d638de929938e23a3435eeb9868be2311df
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SHA512
d66fa3ea7d8b9c38590bd082f63afc48d15d4772c3b24ed9229ba12efe276023ad20bacc1d295862f6d67d2719ed52ec2e1e3194e5da102eee17f4f65ae074ad
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vc:T6a+rdOOtEvwDpjNY
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 2024-03-18_2653c3f5a8e5ed9310da8d3a295f8265_cryptolocker
Files
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2024-03-18_2653c3f5a8e5ed9310da8d3a295f8265_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