Behavioral task
behavioral1
Sample
2024-05-15_0991aa3bb9005b23801f999a86a412c8_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-15_0991aa3bb9005b23801f999a86a412c8_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-15_0991aa3bb9005b23801f999a86a412c8_cryptolocker
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Size
59KB
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MD5
0991aa3bb9005b23801f999a86a412c8
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SHA1
9d494822d231b85b797ecbcdfa58a10b5777c828
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SHA256
d70187ebb00d555c240bcd0a6de92f9a96808871927cd07db45c9381862e09fd
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SHA512
5631c85bad87976457f773f323e1b0f4dc9c20933959b607e6524dd916a923cad030f0e55c00258ac6aec4d6627c4dfb115d39fee36d85bc0d1c8078d311c1c6
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPB3l:H6QFElP6n+gou9cvMOtEvwDpjCpVXY1
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 2024-05-15_0991aa3bb9005b23801f999a86a412c8_cryptolocker
Files
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2024-05-15_0991aa3bb9005b23801f999a86a412c8_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