Behavioral task
behavioral1
Sample
8523d7b639fb99ed91806b39e64c0b47_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
8523d7b639fb99ed91806b39e64c0b47_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
8523d7b639fb99ed91806b39e64c0b47_cryptolocker_JC.exe
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Size
134KB
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MD5
8523d7b639fb99ed91806b39e64c0b47
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SHA1
684265c41bf4bfba952c4a8433602752547ac43f
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SHA256
3a4706b73f16f0a7c0b2d44a1ee46c4949a55d268862da06a62133466885aae2
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SHA512
99915f924cd7f2b0f3391dbc1767b2a239c329b1f9b8c3fbe2a28edd51b5e739a2f738d15a25009e7365fe481bc2af9b5649124b9a366798470d334989f42955
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699G/TLW:z6a+CdOOtEvwDpjcz7
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 8523d7b639fb99ed91806b39e64c0b47_cryptolocker_JC.exe
Files
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8523d7b639fb99ed91806b39e64c0b47_cryptolocker_JC.exe.exe 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_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