Behavioral task
behavioral1
Sample
2024-01-29_7851ef38b372398a53dad1f3079da827_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_7851ef38b372398a53dad1f3079da827_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_7851ef38b372398a53dad1f3079da827_cryptolocker
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Size
66KB
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MD5
7851ef38b372398a53dad1f3079da827
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SHA1
0827003b626fa6b536c4644d276d5a45b877cf13
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SHA256
a52bc82bedb34d2120d7c23384c6deff6302e37f45c336917f76edb347443ec4
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SHA512
3153454c10d25bde5091fdd54fe5a257fde6627288b8b1d139e445cc6dd16bbb853557c1d24b8c1c6eb23ad007e9e6aab081148840bf34b286d6e9f2194dd4f3
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBh:z6a+CdOOtEvwDpjQz
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 2024-01-29_7851ef38b372398a53dad1f3079da827_cryptolocker
Files
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2024-01-29_7851ef38b372398a53dad1f3079da827_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_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