Behavioral task
behavioral1
Sample
2024-03-29_73ab8535db0ef5591b0c3384518242d8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-29_73ab8535db0ef5591b0c3384518242d8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_73ab8535db0ef5591b0c3384518242d8_cryptolocker
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Size
83KB
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MD5
73ab8535db0ef5591b0c3384518242d8
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SHA1
12be67a3d56a03e1fe8d4eb192be4dbe4ea1017d
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SHA256
3a4ece8e6d57f4a5b8e814c4425ac54036b3d78b4097e6c36f41af50849f611c
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SHA512
afb699309aae2e39f682f1ba0a2df64ca15412f0ddeebbe6378e7de9118f02bb0a0f2da001cdae19d144550682c3e48543708b945f04f8e5f76392e8acb059f5
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7S:T6a+rdOOtEvwDpjNm
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 2024-03-29_73ab8535db0ef5591b0c3384518242d8_cryptolocker
Files
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2024-03-29_73ab8535db0ef5591b0c3384518242d8_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