Behavioral task
behavioral1
Sample
2024-05-09_b39388e03ea0ba74e77a68ec7c6d9035_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-09_b39388e03ea0ba74e77a68ec7c6d9035_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-09_b39388e03ea0ba74e77a68ec7c6d9035_cryptolocker
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Size
58KB
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MD5
b39388e03ea0ba74e77a68ec7c6d9035
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SHA1
487e5c286d3569f5db1c665983c22f2f5cc18f34
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SHA256
dd5dfb582af12351542a20600221033f0a9b5ba575be30f4a1c34f89213dc9f8
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SHA512
358ee3ad1f6c2fcf41a297e661033fb977a28c9e3b3948782e94dfbecf1db28ae69d9ee00ffe63619038ecfea0560ea1d6c17fcba02e651c50b2ac0878c13dec
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPYX:H6QFElP6n+gou9cvMOtEvwDpjCpVXx
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 2024-05-09_b39388e03ea0ba74e77a68ec7c6d9035_cryptolocker
Files
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2024-05-09_b39388e03ea0ba74e77a68ec7c6d9035_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: 11KB - 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