Behavioral task
behavioral1
Sample
2023-08-26_ce19e401a7b25e03a9810490606415c4_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-26_ce19e401a7b25e03a9810490606415c4_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2023-08-26_ce19e401a7b25e03a9810490606415c4_cryptolocker_JC.exe
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Size
31KB
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MD5
ce19e401a7b25e03a9810490606415c4
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SHA1
0790cc8b1225f995dfd398bd0c7a07d5442da45d
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SHA256
13b30c50e3336a727d3c9d2302e2af37d557e9392c2bad1c3103269ba67f5d6b
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SHA512
237b723311976b31bb067073befae16310454e40c37add8bfbd15b4b27f7e1a61723c16e8be3309dd76a74fe2ddb0e21fb8fa06bb527236eeb16b69103f50e00
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axcU:qUmnpomddpMOtEvwDpjjaYax
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2023-08-26_ce19e401a7b25e03a9810490606415c4_cryptolocker_JC.exe unpack001/out.upx
Files
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2023-08-26_ce19e401a7b25e03a9810490606415c4_cryptolocker_JC.exe.exe windows:5 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:5 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