Behavioral task
behavioral1
Sample
2024-04-19_b98400139f4ff404cb3c1b1dcefc625e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_b98400139f4ff404cb3c1b1dcefc625e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_b98400139f4ff404cb3c1b1dcefc625e_cryptolocker
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Size
88KB
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MD5
b98400139f4ff404cb3c1b1dcefc625e
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SHA1
174ad0e7eb4a35691d89f68d710fe57719934509
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SHA256
201b4e2813304cd19d890a7aa5e656217b8dc208b518ceb07a402f613ed45f3b
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SHA512
2e800c4c3e0b902780dd0d6fd639f8504fc1c99a48be6d5307e4d00fa144d6743d7a02c7b853bfb8796b3c322cbe2a6f251f7b8f78d5b79cede5f797a65924b1
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAw:n6a+1SEOtEvwDpjYYvQd2Pv
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 2024-04-19_b98400139f4ff404cb3c1b1dcefc625e_cryptolocker
Files
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2024-04-19_b98400139f4ff404cb3c1b1dcefc625e_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_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