Behavioral task
behavioral1
Sample
2023-08-25_cd4a4f96c7325defbd2a90f4f9481d53_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-25_cd4a4f96c7325defbd2a90f4f9481d53_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2023-08-25_cd4a4f96c7325defbd2a90f4f9481d53_cryptolocker_JC.exe
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Size
84KB
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MD5
cd4a4f96c7325defbd2a90f4f9481d53
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SHA1
27da16761125e8a37f2b39081445a61f50038ac7
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SHA256
c447730f6a56f199d404deec987065216a6d9a4edbd9d209c5d6bb59de501e86
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SHA512
a5e52d949a127a150fc00961ee9564bb051d0b81b76b28f74cc48b329445135f6666a4255fbe13377536d5ac1fa019b50311474f087d44892b8d9a8313a29a5b
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIOzM7ZH:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgi
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2023-08-25_cd4a4f96c7325defbd2a90f4f9481d53_cryptolocker_JC.exe unpack001/out.upx
Files
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2023-08-25_cd4a4f96c7325defbd2a90f4f9481d53_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