Behavioral task
behavioral1
Sample
2024-05-23_0c04cbf1c5dedd1b52510d438e48b03f_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-23_0c04cbf1c5dedd1b52510d438e48b03f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-23_0c04cbf1c5dedd1b52510d438e48b03f_cryptolocker
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Size
94KB
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MD5
0c04cbf1c5dedd1b52510d438e48b03f
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SHA1
97371c1f413a865e5a28311f8a8e5a488d5fbe78
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SHA256
5b4bde95229e188ebb2dff5c936bf5925f92aea873b753cc82bc919ade8446d8
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SHA512
c435b2aad01a8a0c0eed8386885e551afa6164a75f3660147ec96482cce65390cdf467676ee7b57d95d865e666708cc579e4767c500429c45c51c1315b9a3771
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/k1:zCsanOtEvwDpjBC
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 2024-05-23_0c04cbf1c5dedd1b52510d438e48b03f_cryptolocker
Files
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2024-05-23_0c04cbf1c5dedd1b52510d438e48b03f_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