Behavioral task
behavioral1
Sample
NEAS.2023-09-07_6643843c526cf83fb19aed2d08a47079_cryptolocker_JC.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-07_6643843c526cf83fb19aed2d08a47079_cryptolocker_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.2023-09-07_6643843c526cf83fb19aed2d08a47079_cryptolocker_JC.exe
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Size
73KB
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MD5
6643843c526cf83fb19aed2d08a47079
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SHA1
f4768e15e6fbdbeee018310b50a2faea48d34559
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SHA256
13945421f9f255df01a93747c163866ef4d29b060628a6b487012de5f2a79050
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SHA512
488450f9a63bc8382c0606ffb3d4e753aaf507984a78f65fed8734fe45cd75d2b55cf3f63c99180c1ef2a468552d64cfc66966f6af7a4f59795cca90aee60cce
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJ:T6a+rdOOtEvwDpjNtP
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-07_6643843c526cf83fb19aed2d08a47079_cryptolocker_JC.exe
Files
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NEAS.2023-09-07_6643843c526cf83fb19aed2d08a47079_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