Behavioral task
behavioral1
Sample
99627f9352a76bc34f927658d65ed0f7_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
99627f9352a76bc34f927658d65ed0f7_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
99627f9352a76bc34f927658d65ed0f7_cryptolocker_JC.exe
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Size
95KB
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MD5
99627f9352a76bc34f927658d65ed0f7
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SHA1
8c6a101d2e8b2a5f5583a03dc1d0f4046c9b61e0
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SHA256
b7b57ce6f020550f51175c4b3f739f61a775887ac1b8c458e4d4710a2da5a9ec
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SHA512
c83558b20f4c59de3c4bc5ff828cf4a2c429e37e09c44d9313864015a0d2c34ac55eed66042ec99e5ed1ecba33aa3fed3edd2dd7fd5e2b6ab5435a7cb2eb3370
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJjLyT:AnBdOOtEvwDpj6zz
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 99627f9352a76bc34f927658d65ed0f7_cryptolocker_JC.exe unpack001/out.upx
Files
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99627f9352a76bc34f927658d65ed0f7_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