Behavioral task
behavioral1
Sample
2024-05-31_55902f071571946d2ad2c17da2bc5c2e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_55902f071571946d2ad2c17da2bc5c2e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_55902f071571946d2ad2c17da2bc5c2e_cryptolocker
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Size
81KB
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MD5
55902f071571946d2ad2c17da2bc5c2e
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SHA1
b8bb5b274b1ea27948994e0b4805d92fa959cf56
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SHA256
2b5469f061a5a86739b196593545a260b45ab01d2d7c9657371e4a04e551d98b
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SHA512
717867572b8061ff77006ff9fddec91e2363f134245ccb955fd87f6ae7a1352319ad69727d6d208ebd5ba153c43d217bcff2ff003076685dca91f64f05f8a3ce
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuqdB:T6a+rdOOtEvwDpjNcg
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 2024-05-31_55902f071571946d2ad2c17da2bc5c2e_cryptolocker
Files
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2024-05-31_55902f071571946d2ad2c17da2bc5c2e_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