Behavioral task
behavioral1
Sample
f85ed215038958f81098bf84c17d5c62_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
f85ed215038958f81098bf84c17d5c62_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
f85ed215038958f81098bf84c17d5c62_cryptolocker_JC.exe
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Size
95KB
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MD5
f85ed215038958f81098bf84c17d5c62
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SHA1
a78e751084ddc969782be468e3fe86a391b88787
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SHA256
4a343b90c17c601b1a96c7f3e35d6e5dcfa0835fd13c422dbe8ba0e67f220d31
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SHA512
186df8b3b91dfb3fb6b15f14fb46713aaec41753db342a760569f5a9aba7d511baddd599460344600466e4a6a0e07082f3def6339cdcd625f2e43ca3f37969be
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJh4u:AnBdOOtEvwDpj6z8
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource f85ed215038958f81098bf84c17d5c62_cryptolocker_JC.exe unpack001/out.upx
Files
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f85ed215038958f81098bf84c17d5c62_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