Behavioral task
behavioral1
Sample
2024-04-10_a7320a83fb36dd8f60d8ad0a7164497f_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-10_a7320a83fb36dd8f60d8ad0a7164497f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_a7320a83fb36dd8f60d8ad0a7164497f_cryptolocker
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Size
59KB
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MD5
a7320a83fb36dd8f60d8ad0a7164497f
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SHA1
79f0013f75335bc5a0c2f851516bdf223de41582
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SHA256
19a5a794f7cd8c9647d9f57d87e799ac7883855f0d175c0b2e5d11edd80468c2
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SHA512
8a5c6dfe9597f1d8b53626482722fb07f7cf8d2463dd6976e3e8433c6366b2259b8ec318e825fd47ca36bd69b7a1d29e35f52014d4b4c19aa9fca97e0f317685
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appT:z6QFElP6n+gKmddpMOtEvwDpj9aYaj
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-10_a7320a83fb36dd8f60d8ad0a7164497f_cryptolocker
Files
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2024-04-10_a7320a83fb36dd8f60d8ad0a7164497f_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - 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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE