Behavioral task
behavioral1
Sample
2024-09-09_03ef7cecfdb664dbe4871f1cbb1e21b7_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-09_03ef7cecfdb664dbe4871f1cbb1e21b7_cryptolocker
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Size
69KB
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MD5
03ef7cecfdb664dbe4871f1cbb1e21b7
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SHA1
4eac7368753d33eeaca7a5344a72ed98bf5145d0
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SHA256
0292b85cb344a021fc8770a51414c50f21666373ac176aa40e3810f8bf359b82
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SHA512
7f8b261129426a9aeff6eec8138f8d8295cf21035b47b639c1fd2b79a104758db8f607eb4d3ab39383761d1f21c075447bbe02994887f994ca0b91b2c5ae6eae
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAe7:78SEOtEvwDpjWYvQd2Pa
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-09_03ef7cecfdb664dbe4871f1cbb1e21b7_cryptolocker unpack001/out.upx
Files
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2024-09-09_03ef7cecfdb664dbe4871f1cbb1e21b7_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: 11KB - 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