Behavioral task
behavioral1
Sample
2024-04-22_39f0ba119e636fa7199967ed52f4fecd_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-22_39f0ba119e636fa7199967ed52f4fecd_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_39f0ba119e636fa7199967ed52f4fecd_cryptolocker
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Size
80KB
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MD5
39f0ba119e636fa7199967ed52f4fecd
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SHA1
acbe6899102978c9d1d6af5465325c0fe986249e
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SHA256
2611d45bd6cb9049f5f3aa3e4a257a172fd5bc605009ea23765c8ec7bb00099f
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SHA512
0033a2fda13346a3854cefd6cf15986eb201959798429094b8461f96910e779cdf8c29598b8f366bd30aaae5c630efe14f87b61b146cf499cea04b235af64837
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdE:T6a+rdOOtEvwDpjNte
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 2024-04-22_39f0ba119e636fa7199967ed52f4fecd_cryptolocker
Files
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2024-04-22_39f0ba119e636fa7199967ed52f4fecd_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