Behavioral task
behavioral1
Sample
2024-09-06_99da299385b6b32101e45ac155e24f73_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-06_99da299385b6b32101e45ac155e24f73_cryptolocker
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Size
70KB
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MD5
99da299385b6b32101e45ac155e24f73
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SHA1
4877665d133ed886b0bf70bbff3150532ab41bb8
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SHA256
ab98ceb182faa2c3762fa4769e8a2d6f7c725a4d338d9ef5e2609277b968a243
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SHA512
229fc9c7157be68585340143cf84603f5a267749645e4693325737d42f8ee00db02a1e4a49b1d8cafb2d4651e5d7905527c900876b958d8c8868c6f83becdaa9
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAey:78SEOtEvwDpjWYvQd2Pz
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-06_99da299385b6b32101e45ac155e24f73_cryptolocker unpack001/out.upx
Files
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2024-09-06_99da299385b6b32101e45ac155e24f73_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