Behavioral task
behavioral1
Sample
524ec8bc11e46d6955ab6c8606853b9e_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
524ec8bc11e46d6955ab6c8606853b9e_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
524ec8bc11e46d6955ab6c8606853b9e_cryptolocker_JC.exe
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Size
95KB
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MD5
524ec8bc11e46d6955ab6c8606853b9e
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SHA1
d8ba19a4d46ea1873f5d311717df6f5b7ce8cbe6
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SHA256
1b3b278aec8286075c0abf8d2ef20b89f9c1de6062daaabfd855c608a07277ed
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SHA512
a09bce506b113027c925913c103a950d7bf8599835ae65f81f6a7250981e15046e773e91f071c6487f07e709daf6afe0a0705547b1a0e9b0532a5007830200e0
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQb6s:AnBdOOtEvwDpj6zd
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 524ec8bc11e46d6955ab6c8606853b9e_cryptolocker_JC.exe unpack001/out.upx
Files
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524ec8bc11e46d6955ab6c8606853b9e_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