Behavioral task
behavioral1
Sample
2024-01-19_b67428da551747120d516a9012207d21_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-19_b67428da551747120d516a9012207d21_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-19_b67428da551747120d516a9012207d21_cryptolocker
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Size
61KB
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MD5
b67428da551747120d516a9012207d21
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SHA1
0877cbbb8f7d9897bab2c7d9803f310b46fc96e6
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SHA256
415f537c0ecffd367be35ac1f42ee2e450b36bea3babf38dd9a0505f7aedc062
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SHA512
98754753adcbb2a5d44b0502f452cb1af8cea3133d96afb98fa093917529d67bf98ed97985637e8fd46e36b80e466b405a76a0e5bf89cc767171bca104b5baa3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5aV:zj+soPSMOtEvwDpj4kpmeLmo
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 2024-01-19_b67428da551747120d516a9012207d21_cryptolocker
Files
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2024-01-19_b67428da551747120d516a9012207d21_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