Behavioral task
behavioral1
Sample
2a7c33da1c08ecb3a4f125c0e9a30307_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
2a7c33da1c08ecb3a4f125c0e9a30307_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
2a7c33da1c08ecb3a4f125c0e9a30307_cryptolocker_JC.exe
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Size
116KB
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MD5
2a7c33da1c08ecb3a4f125c0e9a30307
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SHA1
f8a9e19dd15baae662603386785a9e5958efd3da
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SHA256
228f926d217802dc41aedbcdf9aa355336c17920ff0bc9d1690d74cbcb259e62
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SHA512
4b541fe84f69158ebb9a7a60de7ed7772e2a53e6d85e98d3e9b642ba8fb551743c328c921776b6c489d9b90fc720a375697590a3f1f241ed12e3541d0e7076ce
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eY:AnBdOOtEvwDpj6ze
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2a7c33da1c08ecb3a4f125c0e9a30307_cryptolocker_JC.exe unpack001/out.upx
Files
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2a7c33da1c08ecb3a4f125c0e9a30307_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