Behavioral task
behavioral1
Sample
2024-01-28_57746e1b6cdb5bf884c55571390870f6_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_57746e1b6cdb5bf884c55571390870f6_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_57746e1b6cdb5bf884c55571390870f6_cryptolocker
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Size
116KB
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MD5
57746e1b6cdb5bf884c55571390870f6
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SHA1
fa2d35f90691ce54414e883917f3c40646c0dbcb
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SHA256
e27b3765c101f039e498e50eb24cb2827b015e5e68d1a01f1aa7f24ccb211f93
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SHA512
24a823ef748abb6f9df6e3b99715fc2f542cbefc2c1736d14606588a9987400b3119c15c57c0a15aea91e718f64cbd4de6ae36e455eddd50d3ad841511cb78c9
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01F:z6a+CdOOtEvwDpjcz3
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 2024-01-28_57746e1b6cdb5bf884c55571390870f6_cryptolocker
Files
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2024-01-28_57746e1b6cdb5bf884c55571390870f6_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