Behavioral task
behavioral1
Sample
NEAS.2023-09-08_5d316b0581c937453671d9c7838290e7_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-08_5d316b0581c937453671d9c7838290e7_cryptolocker_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.2023-09-08_5d316b0581c937453671d9c7838290e7_cryptolocker_JC.exe
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Size
83KB
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MD5
5d316b0581c937453671d9c7838290e7
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SHA1
3542dfd915600f6df1e555b27c9d7e5a2756abbb
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SHA256
7bdabb5869e68dd37f306fa6260104d1a8176a222f4e834433e97d0732bd6492
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SHA512
f6336b14e967852d1d994c94c72c737ad4d5d69069c43dcdbc1805defcdd7664e590afd09ee081e7223807d1257a17888634d798cefbfe3dc3354e6d4728b27b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMk:zCsanOtEvwDpju
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_5d316b0581c937453671d9c7838290e7_cryptolocker_JC.exe
Files
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NEAS.2023-09-08_5d316b0581c937453671d9c7838290e7_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