Behavioral task
behavioral1
Sample
2023-08-26_6559c6a5f4035dc520376fa5e23aa3a5_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-26_6559c6a5f4035dc520376fa5e23aa3a5_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2023-08-26_6559c6a5f4035dc520376fa5e23aa3a5_cryptolocker_JC.exe
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Size
88KB
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MD5
6559c6a5f4035dc520376fa5e23aa3a5
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SHA1
2ef3454e78c47ea53f4076618e8554742dcb24c3
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SHA256
1b1562b555badaa1086486697464d2b7d15a0a624a2c504a791ecfa3da4532bd
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SHA512
afbb250506fd50fccba19e9aaa698a963b322dafbbb61f87baf29efb96b01d6fb37ff843f437a4e60823fd8330cf85370fae2de23010c319eab1dad96429d05e
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpt:AnBdOOtEvwDpj6za
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2023-08-26_6559c6a5f4035dc520376fa5e23aa3a5_cryptolocker_JC.exe unpack001/out.upx
Files
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2023-08-26_6559c6a5f4035dc520376fa5e23aa3a5_cryptolocker_JC.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
Sections
UPX0 Size: - Virtual size: 32KB
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
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out.upx.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
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ