Behavioral task
behavioral1
Sample
NEAS.2023-09-09_21a39db13a9850e435e460e92fe6e1a7_cryptolocker_JC.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-09_21a39db13a9850e435e460e92fe6e1a7_cryptolocker_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.2023-09-09_21a39db13a9850e435e460e92fe6e1a7_cryptolocker_JC.exe
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Size
61KB
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MD5
21a39db13a9850e435e460e92fe6e1a7
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SHA1
b58b8ea29e5e18edf24a258aa659cd77379b3e53
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SHA256
82804c495e51e4d0abc747a81bb37582721baffa6485342d193376a7e25b45ac
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SHA512
e66a0ba4d87b3b6c09944e21769d79996cd619418fa3e481a658621ba07bcc7bf58b71d951928d3a7dc6c7004c47db0a7e6fbe6b24d7f120ec2890ac367e5277
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLaBZoW0UyTq5zJlhu:T6QFElP6n+gxmddpMOtEvwDpjwaTxi
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-09_21a39db13a9850e435e460e92fe6e1a7_cryptolocker_JC.exe
Files
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NEAS.2023-09-09_21a39db13a9850e435e460e92fe6e1a7_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