Behavioral task
behavioral1
Sample
2024-03-26_a6563c5b38d39c13ec7a74eeddafb0dd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_a6563c5b38d39c13ec7a74eeddafb0dd_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-26_a6563c5b38d39c13ec7a74eeddafb0dd_cryptolocker
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Size
57KB
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MD5
a6563c5b38d39c13ec7a74eeddafb0dd
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SHA1
9e64f097d67ec1ffbb330b4affe8557b0676a0aa
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SHA256
8dee8e6e3e56f8c942e94629f9b9c03a51e757e159cfe77cb0f5937edf7d6cea
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SHA512
70350533afa26cfd8e2442ae67cc9e8d3cb2b9601dbba3e32df92c9d7b19b74578058909f3b6c3c138936d2135283e2e21f33a4c406580ae5d2c664cf4d4b960
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5app1J5:z6QFElP6n+gKmddpMOtEvwDpj9aYaz5
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 2024-03-26_a6563c5b38d39c13ec7a74eeddafb0dd_cryptolocker
Files
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2024-03-26_a6563c5b38d39c13ec7a74eeddafb0dd_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