Behavioral task
behavioral1
Sample
202405217df5e417f529ff849032c950e57b5ba3cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
202405217df5e417f529ff849032c950e57b5ba3cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
202405217df5e417f529ff849032c950e57b5ba3cryptolocker
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Size
95KB
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MD5
7df5e417f529ff849032c950e57b5ba3
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SHA1
194fcdb28457a6594a0b7b5d34e68a1aff083bdb
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SHA256
507e731f16e6fdf1f74e737301c3822bf9ec1cbc530c60a07ac6c854fecfac9b
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SHA512
7ad09076ccd4ef1d9ac809e06adf61fdc3ae3d03cb93f618d35e8a0a2aaa5a3fed15af234ca0dbfdff756e7f37b6f1922a13f62e9c27047f24150e1e2230996d
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp0+D:AnBdOOtEvwDpj6zw
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 202405217df5e417f529ff849032c950e57b5ba3cryptolocker unpack001/out.upx
Files
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202405217df5e417f529ff849032c950e57b5ba3cryptolocker.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