Behavioral task
behavioral1
Sample
2024-01-25_9a42d4005436a86ec3cb31c54acba417_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_9a42d4005436a86ec3cb31c54acba417_cryptolocker
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Size
79KB
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MD5
9a42d4005436a86ec3cb31c54acba417
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SHA1
50c5d1439358c7cc83d9c2962d3f6e161518505c
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SHA256
9900322cab846e134937e3d56b3b97f5c9a317b65f29a23d1726c60b33e78b71
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SHA512
7d8eea486b00954cd320582c941402f67b82ffbc8bb3b689c80546f5d539ec05c94ec6d94d480ebfaac8188b6979341f54a1ac2061a7bcede8e16c204413939d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdL:T6a+rdOOtEvwDpjNtd
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 2024-01-25_9a42d4005436a86ec3cb31c54acba417_cryptolocker
Files
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2024-01-25_9a42d4005436a86ec3cb31c54acba417_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