Behavioral task
behavioral1
Sample
2024-02-29_3b637e13ea7bda773d42608616cf0860_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_3b637e13ea7bda773d42608616cf0860_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_3b637e13ea7bda773d42608616cf0860_cryptolocker
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Size
149KB
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MD5
3b637e13ea7bda773d42608616cf0860
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SHA1
ac13c0c45fc3b7ec17a1b4255bf6c9999899034c
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SHA256
84011741850b6f7d812a14bf8645aee2b2e46ba51a17eb5322eb01cf5c87875a
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SHA512
5cd1acc460d5673c5415ba4fa5a78b06658d80a475f330715db9068eed0a799c5059ae84fd7270a5c22c3ef30ec568f59b27f09e23fa2cf14a8d59c0cb158e5c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgp699GNtL1egprd:T6a+rdOOtEvwDpjLz2
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 2024-02-29_3b637e13ea7bda773d42608616cf0860_cryptolocker
Files
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2024-02-29_3b637e13ea7bda773d42608616cf0860_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