Behavioral task
behavioral1
Sample
2024-05-28_f026ee67539d40700359f898abf3a6a5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-28_f026ee67539d40700359f898abf3a6a5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_f026ee67539d40700359f898abf3a6a5_cryptolocker
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Size
75KB
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MD5
f026ee67539d40700359f898abf3a6a5
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SHA1
fd84fe7ca6afd9389a3fd13244332860712d8a41
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SHA256
25e0a44546a099883e39cc27162c7a2c883d17175075b68ca69ba85ffe3fcfa5
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SHA512
f26f06a4f7310d89fc55264caf20ac4e1184fb334c3499935060599e561414e3dc962800bffb61861d595faefd7b5831df5b2330de62ab1c1e850fd0514702f8
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81Gy:1nK6a+qdOOtEvwDpjT
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 2024-05-28_f026ee67539d40700359f898abf3a6a5_cryptolocker
Files
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2024-05-28_f026ee67539d40700359f898abf3a6a5_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