Behavioral task
behavioral1
Sample
2024-03-12_59fcd2fbf87bffe1033dc2e10416d9e2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_59fcd2fbf87bffe1033dc2e10416d9e2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_59fcd2fbf87bffe1033dc2e10416d9e2_cryptolocker
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Size
105KB
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MD5
59fcd2fbf87bffe1033dc2e10416d9e2
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SHA1
c1ea1c09288c46e4209a83d838c1218b7f094116
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SHA256
72773c502102244bb8f9407f5b86623d2d332cfad1afbc8f35a68c943cfdbb59
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SHA512
e7c368a5c26840f4de85625d5733310ec45d89e37bd3e7a6df95f144a759ecdbaf06639ad38c262be96307c4cfcddd5966236dda6162aa4509bc37f1ade9b7eb
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksP:1nK6a+qdOOtEvwDpjP
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 2024-03-12_59fcd2fbf87bffe1033dc2e10416d9e2_cryptolocker
Files
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2024-03-12_59fcd2fbf87bffe1033dc2e10416d9e2_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE