Behavioral task
behavioral1
Sample
2023-08-26_2ba7559addf071dd86f467d1da44e701_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-26_2ba7559addf071dd86f467d1da44e701_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2023-08-26_2ba7559addf071dd86f467d1da44e701_cryptolocker_JC.exe
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Size
31KB
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MD5
2ba7559addf071dd86f467d1da44e701
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SHA1
49448e6eed8ffd4817508e6162773d3df0299caa
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SHA256
529795dd8aca10a7a9eec4820c8cae92c53163f47c15c6166b9f1cadc01430cc
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SHA512
de50a2ad09a067813462c9acd0d49975e4cbbd5fac918a588970fc1cfd18bd190dc72d46f49282413a32868f542f038602571ff34e6f1f031e289260a7be9fcd
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axch:qUmnpomddpMOtEvwDpjjaYac
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_2ba7559addf071dd86f467d1da44e701_cryptolocker_JC.exe unpack001/out.upx
Files
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2023-08-26_2ba7559addf071dd86f467d1da44e701_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