Behavioral task
behavioral1
Sample
2024-02-23_03ad6850dfe35b3a8bae1d6b9acd7cf7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_03ad6850dfe35b3a8bae1d6b9acd7cf7_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_03ad6850dfe35b3a8bae1d6b9acd7cf7_cryptolocker
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Size
63KB
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MD5
03ad6850dfe35b3a8bae1d6b9acd7cf7
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SHA1
6b42b736f970a34f694ce5e6e967e0f225d270f6
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SHA256
f47fd81607cd53cadb1680e3213a2d9c5c51658782c1f3615bb5394f1c01be39
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SHA512
f31fbcfd34bf73a9094eef47cd4e0480ccc891b17d37402871ec992d420066eb8ef652ed9d22461b1871ecb53778ac47a073fd26e5e3bb88338b30e5e294b697
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7hFF:zj+soPSMOtEvwDpj4kpmeLmWF
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 2024-02-23_03ad6850dfe35b3a8bae1d6b9acd7cf7_cryptolocker
Files
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2024-02-23_03ad6850dfe35b3a8bae1d6b9acd7cf7_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