Behavioral task
behavioral1
Sample
2024-04-08_7c25818f1d3ddf611d58652c54951276_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_7c25818f1d3ddf611d58652c54951276_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_7c25818f1d3ddf611d58652c54951276_cryptolocker
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Size
117KB
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MD5
7c25818f1d3ddf611d58652c54951276
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SHA1
56d7eb6c343c266f23ab00d30d311724e4f7279e
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SHA256
f969bd14dad3d5de803f9671a639e41fdb75db1d5daeb850bb48bcaa4f168657
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SHA512
d5d778398ea4053fa31f3ada2a36005f49fd0cf306b98d1b722dad129754c116d0773fb11e7c159ff3b17b8191866eba00229b4008444d30593ffa58f9b9ce14
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/q:T6a+rdOOtEvwDpjLz/
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 2024-04-08_7c25818f1d3ddf611d58652c54951276_cryptolocker
Files
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2024-04-08_7c25818f1d3ddf611d58652c54951276_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