Behavioral task
behavioral1
Sample
NEAS.2023-09-08_c3821bb0942964ca125b1c34ecd0fdd7_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-08_c3821bb0942964ca125b1c34ecd0fdd7_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.2023-09-08_c3821bb0942964ca125b1c34ecd0fdd7_cryptolocker_JC.exe
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Size
83KB
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MD5
c3821bb0942964ca125b1c34ecd0fdd7
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SHA1
8906e881cd0715bbe22718769b76941fee92ce28
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SHA256
20c2043a25e538d6ae1775ef974483fa99222eae32d168455c9a7d8de36d97fd
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SHA512
51bb76265df28bc6b3ee06c1eae81d515f5ec992af5dd105231936623df068bb34b2eb284c3035584a051a8891426b17ca5c61a60a7df05d153acefb37a29b46
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMe:zCsanOtEvwDpjk
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-08_c3821bb0942964ca125b1c34ecd0fdd7_cryptolocker_JC.exe
Files
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NEAS.2023-09-08_c3821bb0942964ca125b1c34ecd0fdd7_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE