Behavioral task
behavioral1
Sample
2024-05-29_45b133a780c1974e0e96d2c5304eff30_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-29_45b133a780c1974e0e96d2c5304eff30_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_45b133a780c1974e0e96d2c5304eff30_cryptolocker
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Size
78KB
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MD5
45b133a780c1974e0e96d2c5304eff30
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SHA1
5f9412544c55077faa614216dfbf75f3bea084de
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SHA256
a39443dd5dbad4489481c153b133c401054a5a9090567e81338635897e479fce
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SHA512
62d14bdfd9901fd074168fa14ef82dfaa3448cbf513352bcbb28dfc5d9e9c8786c96ae57d5738138b4c6b8c03fd55dd80b84a3506471838a9773251ea0aa4082
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxn7:T6a+rdOOtEvwDpjNtHP8
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 2024-05-29_45b133a780c1974e0e96d2c5304eff30_cryptolocker
Files
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2024-05-29_45b133a780c1974e0e96d2c5304eff30_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