Behavioral task
behavioral1
Sample
7141c7d9335ad84bf6b2d227c5f4fad4_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
7141c7d9335ad84bf6b2d227c5f4fad4_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
7141c7d9335ad84bf6b2d227c5f4fad4_cryptolocker_JC.exe
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Size
84KB
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MD5
7141c7d9335ad84bf6b2d227c5f4fad4
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SHA1
7b5e24c0b7b164b3ed156056c56d66b7b944775b
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SHA256
ed8f404aeddcd0f909cc00815635a4d0df64cc64c3474901199c324f9ff87034
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SHA512
3f723147bb1804fd25cf61ae7233de37883492b3da39a886017226d9054152784c7a44bb9520bf0201f0df21d170c48250ad4b0957b5f092e30f5fde9105d64e
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuG0utZxzk:qkmnpomddpMOtEvwDpjJGYQbN/PKwNf
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 7141c7d9335ad84bf6b2d227c5f4fad4_cryptolocker_JC.exe unpack001/out.upx
Files
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7141c7d9335ad84bf6b2d227c5f4fad4_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
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 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