Behavioral task
behavioral1
Sample
2024-10-09_bf28ee7f8fbb5d2355b1d3c2406a86bc_cryptolocker.exe
Resource
win7-20240708-en
General
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Target
2024-10-09_bf28ee7f8fbb5d2355b1d3c2406a86bc_cryptolocker
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Size
32KB
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MD5
bf28ee7f8fbb5d2355b1d3c2406a86bc
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SHA1
7fd9ae25fb422c948b6f549ad0d1d79596891a67
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SHA256
efba5ae11f3b83cecfde1ef25d16a889f0ba25fa44267a633e7de68198f1210a
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SHA512
66dc5424908e3d8d9f603fbd75852be3c5d0089d80e067e9352804ecccc1174d105c1a7e11c6c90725102b56d9c630b7206867d5a59b55eb27c4464ce10a0591
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axct:qUmnpomddpMOtEvwDpjjaYag
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-10-09_bf28ee7f8fbb5d2355b1d3c2406a86bc_cryptolocker unpack001/out.upx
Files
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2024-10-09_bf28ee7f8fbb5d2355b1d3c2406a86bc_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