Behavioral task
behavioral1
Sample
2024-06-03_bb99fa54cc1fff8fa444c79ba78f5334_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-03_bb99fa54cc1fff8fa444c79ba78f5334_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-03_bb99fa54cc1fff8fa444c79ba78f5334_cryptolocker
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Size
60KB
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MD5
bb99fa54cc1fff8fa444c79ba78f5334
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SHA1
143501800e054d498c49e976d01cac09409b0a04
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SHA256
846e02ca98b251dd52bde278d8b1f8b95a7262fcf39463dc5279ad927ca89f1e
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SHA512
032eae28b1cc7238ce1d51b06491fb52ba2cd44372bb008cd152e78c8c2ad9a0cb29592a8aef2898e56b342123512a89ce792531fac430e6a3d56ab466e23cc2
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pdg:H6QFElP6n+gou9cvMOtEvwDpjCpVXzg
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 2024-06-03_bb99fa54cc1fff8fa444c79ba78f5334_cryptolocker
Files
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2024-06-03_bb99fa54cc1fff8fa444c79ba78f5334_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: 11KB - 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