Behavioral task
behavioral1
Sample
2024-04-04_16406c98cd1ab5f3124595d7df10e3d7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-04_16406c98cd1ab5f3124595d7df10e3d7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-04_16406c98cd1ab5f3124595d7df10e3d7_cryptolocker
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Size
100KB
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MD5
16406c98cd1ab5f3124595d7df10e3d7
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SHA1
55f9f1a4afef49fddc11b586b928d5bf81ae1f42
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SHA256
d6656cb1d4466dbb6da6aa2a28c9389d74703cf1b23367c3147c59d9580942b3
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SHA512
689d093c90e1cc949ab66e447da5cc9dfef0b52784e63e8b9e96823cff5b4a15c0d123e5dbe6e7e6a697296972644add1369a71ccc6b812ad1bedf28ba1d2282
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiXa6cLCz:z6a+CdOOtEvwDpjcf
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 2024-04-04_16406c98cd1ab5f3124595d7df10e3d7_cryptolocker
Files
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2024-04-04_16406c98cd1ab5f3124595d7df10e3d7_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