Behavioral task
behavioral1
Sample
2024-05-04_e248b1c38aa8d4728b8d6208c7dcd8b8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_e248b1c38aa8d4728b8d6208c7dcd8b8_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_e248b1c38aa8d4728b8d6208c7dcd8b8_cryptolocker
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Size
53KB
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MD5
e248b1c38aa8d4728b8d6208c7dcd8b8
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SHA1
70fe1f3c6944233572a7b7421003eabd9c3e4492
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SHA256
89b674acffabd04d5bc76c43f3ae91722a6fef5bf3c732968c98f9764f3c0ecc
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SHA512
df023e775f9978ea9290001dc182b76ba93ed6a5c6e389e2c429ae3eef9f71c1f82adf5d658b814e3662592539fa51d42774dd3466799a0d33b64fc9c43150be
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkR:z6QFElP6n+gKmddpMOtEvwDpj31ikR
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 2024-05-04_e248b1c38aa8d4728b8d6208c7dcd8b8_cryptolocker
Files
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2024-05-04_e248b1c38aa8d4728b8d6208c7dcd8b8_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