Behavioral task
behavioral1
Sample
2024-04-22_781cea49d317de20d60cc53b927fb91d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_781cea49d317de20d60cc53b927fb91d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-22_781cea49d317de20d60cc53b927fb91d_cryptolocker
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Size
79KB
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MD5
781cea49d317de20d60cc53b927fb91d
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SHA1
99ca8fdb7b84ed6dff30043b1ee8b124a95234a1
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SHA256
74ff19189d03d97aef1cec4af96e677ef76bc0c9914e585ae69f9727c2f7e8ec
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SHA512
961cb5ce17dc4f370f23bc3a505081f08922b263acb627fb141a6f3774f41dd0dee6e94f34b41e299137091ae4539a4f7b5273d4d68c6fd6c1dfc5872db1af2a
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdM:T6a+rdOOtEvwDpjNt2
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_781cea49d317de20d60cc53b927fb91d_cryptolocker
Files
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2024-04-22_781cea49d317de20d60cc53b927fb91d_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