Behavioral task
behavioral1
Sample
f85cab5289eed59a6c0701ab23648bc5_cryptolocker_JC.exe
Resource
win7-20230824-en
Behavioral task
behavioral2
Sample
f85cab5289eed59a6c0701ab23648bc5_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
f85cab5289eed59a6c0701ab23648bc5_cryptolocker_JC.exe
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Size
32KB
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MD5
f85cab5289eed59a6c0701ab23648bc5
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SHA1
5afaf68869077eed96cc97e94ec1f4c7b23c603f
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SHA256
05874a7166cd1679c5ce05c810b3f24f6acb25203d491f65dfdc206a67386d88
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SHA512
ed00e8f4631dc83828079f4ea6e969cc4d40418305a27787e7110616ee5431db5e26c658dc2a2f45fcaafdaa98a6575ad55ea5af3c67b3777524e36185dcecf6
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLa7Y:qUmnpomddpMOtEvwDpjjaM
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource f85cab5289eed59a6c0701ab23648bc5_cryptolocker_JC.exe unpack001/out.upx
Files
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f85cab5289eed59a6c0701ab23648bc5_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