Behavioral task
behavioral1
Sample
2024-09-29_e3bbc22425bade89c09fb3898e2e4f42_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-29_e3bbc22425bade89c09fb3898e2e4f42_cryptolocker
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Size
90KB
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MD5
e3bbc22425bade89c09fb3898e2e4f42
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SHA1
48dd5b24d3d9f44328847217f6733cf8c00313c4
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SHA256
96a5d8ce7f6a6b92b20b6ca8f563aea4619873a40a848e55f3492a25c2ce56e5
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SHA512
d4fe4536ca7b65ca11b5f593c9d7b85207d9d7ca4e56d905650b0b6b98a12cbf6656d73025402c7beeb396baa88812fa68cc9722b28c55730b7b22f75f66f080
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQb/c:AnBdOOtEvwDpj6zE
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-29_e3bbc22425bade89c09fb3898e2e4f42_cryptolocker unpack001/out.upx
Files
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2024-09-29_e3bbc22425bade89c09fb3898e2e4f42_cryptolocker.exe windows:5 windows x86 arch: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:5 windows x86 arch: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