Behavioral task
behavioral1
Sample
202405245e1cfce2d2ce7724315dc6b3c584dc06cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
202405245e1cfce2d2ce7724315dc6b3c584dc06cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
202405245e1cfce2d2ce7724315dc6b3c584dc06cryptolocker
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Size
91KB
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MD5
5e1cfce2d2ce7724315dc6b3c584dc06
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SHA1
c32bbc8cf357f4cb04ad8d5ec7a8f67915459d34
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SHA256
b21d8eb00418fe3c6b3d46b12dc2b6e04f2d4c74ea03e73da116dab8dca3cda1
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SHA512
5675076a1f1a3f8b8bf39e9855cf0ea89da90f513b25710a4dae6e3ef9eb5ff5893c4bf8204dabde8623900b0ad0fbc7e88e250d5e02ca9c23b244f94e4d7afb
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddjF:AnBdOOtEvwDpj6zd
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 202405245e1cfce2d2ce7724315dc6b3c584dc06cryptolocker unpack001/out.upx
Files
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202405245e1cfce2d2ce7724315dc6b3c584dc06cryptolocker.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