Behavioral task
behavioral1
Sample
c234432db02e76fcc8e861706fc8aa8f_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
c234432db02e76fcc8e861706fc8aa8f_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
c234432db02e76fcc8e861706fc8aa8f_cryptolocker_JC.exe
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Size
121KB
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MD5
c234432db02e76fcc8e861706fc8aa8f
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SHA1
ec765da69914532e5a43b2723afe00051188bbc0
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SHA256
2aeb3432ecedf4d49007f667a5fc35bd7064d9dc3048bdd3ab8bb33660b7baee
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SHA512
89f90aad289ee0912f8031d785382f4158fdf5526d0c1f6761af9ee3ffb5e1844e326b95a0ed3eefdd6ca7904691744718e3d2927e4fa0b76bc6c3a6b222f2cc
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1ed:AnBdOOtEvwDpj6zn
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource c234432db02e76fcc8e861706fc8aa8f_cryptolocker_JC.exe unpack001/out.upx
Files
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c234432db02e76fcc8e861706fc8aa8f_cryptolocker_JC.exe.exe 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 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