Behavioral task
behavioral1
Sample
2024-02-21_9b280dbb1dc88ebfec525db4024e89f3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_9b280dbb1dc88ebfec525db4024e89f3_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_9b280dbb1dc88ebfec525db4024e89f3_cryptolocker
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Size
57KB
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MD5
9b280dbb1dc88ebfec525db4024e89f3
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SHA1
6dd15c338a7a0961e22a3199957d728c76110f9f
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SHA256
b3e83f12917bd025a487b575f81c16c3183f4118e5e44a5ef0518e20b5d40120
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SHA512
8e2181bce8116b75d509d861e3f78d8de08e1cd84a64df0f2c5963f28944f7cdb19637b84c7e321be43143defef20871efd9424508e3b7dbcc976411f20847cf
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appRRd:z6QFElP6n+gKmddpMOtEvwDpj9aYa3d
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 2024-02-21_9b280dbb1dc88ebfec525db4024e89f3_cryptolocker
Files
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2024-02-21_9b280dbb1dc88ebfec525db4024e89f3_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