Behavioral task
behavioral1
Sample
2024-04-06_da4b130517bf57bf69aa5078c233af1d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_da4b130517bf57bf69aa5078c233af1d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_da4b130517bf57bf69aa5078c233af1d_cryptolocker
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Size
76KB
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MD5
da4b130517bf57bf69aa5078c233af1d
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SHA1
2ee9140f83d97dc306c7061fe2e1cdedd762cfa4
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SHA256
4e176c8533962aa3a823e53ec6fddd6ee51b5f9842d43e5702d3d7842c0813d8
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SHA512
dd6433b9e7f3faaebb191f2d74d4d13ac8d48211fe4a04687ca6de21a522de2ad08c051b4f42eb39a39c318838f1aeaccd579da850c83d07d34b14b9b00c0f01
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcR9:T6a+rdOOtEvwDpjNto
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 2024-04-06_da4b130517bf57bf69aa5078c233af1d_cryptolocker
Files
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2024-04-06_da4b130517bf57bf69aa5078c233af1d_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