Behavioral task
behavioral1
Sample
NEAS.2023-09-28_2891f8544a5a63619ce81ec2948e996d_cryptolocker.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-28_2891f8544a5a63619ce81ec2948e996d_cryptolocker.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.2023-09-28_2891f8544a5a63619ce81ec2948e996d_cryptolocker.exe
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Size
108KB
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MD5
2891f8544a5a63619ce81ec2948e996d
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SHA1
6fbae560a3cfe15068b15230773031817c589f93
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SHA256
8cad3a64575bcf2d22477d5c8791ec0c801e996aedf59e9f77e67e34c902f217
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SHA512
657e4a5a7a32f8ba675987730e735108a3b42c381d6893e6fbb885584dabc1b552ec039ba3066d8a2afeb217ce805cbab9db455dd0547fb1ad5fe055328412f4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNeIWU2:T6a+rdOOtEvwDpjLz+
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-28_2891f8544a5a63619ce81ec2948e996d_cryptolocker.exe
Files
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NEAS.2023-09-28_2891f8544a5a63619ce81ec2948e996d_cryptolocker.exe.exe windows:5 windows 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: 10KB - 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