Behavioral task
behavioral1
Sample
2024-01-23_b192c176c4fd5611b8b134ddee6b5d58_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-23_b192c176c4fd5611b8b134ddee6b5d58_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_b192c176c4fd5611b8b134ddee6b5d58_cryptolocker
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Size
59KB
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MD5
b192c176c4fd5611b8b134ddee6b5d58
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SHA1
8d8d67fbccda8e85803f9c7e382113522c235a32
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SHA256
6ab5625251997dc037fcda2555d7551f80cb2bcdeeb112f2dd8c58271f7caa7d
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SHA512
05ec27e60c2b29419376a54a50ea81310ac1ff5f0f89f162ba42aa0f7d91a05d2ac0bb30fbd7884c10a5f6fc2deb0bbe5ac5793924f00515e93358462b48c40a
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5aFr7YOzR8+:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAs
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 2024-01-23_b192c176c4fd5611b8b134ddee6b5d58_cryptolocker
Files
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2024-01-23_b192c176c4fd5611b8b134ddee6b5d58_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