Behavioral task
behavioral1
Sample
2024-04-08_7d8e3a0a2f3d9d7f18aa1a6af6a4b98b_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-08_7d8e3a0a2f3d9d7f18aa1a6af6a4b98b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_7d8e3a0a2f3d9d7f18aa1a6af6a4b98b_cryptolocker
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Size
58KB
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MD5
7d8e3a0a2f3d9d7f18aa1a6af6a4b98b
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SHA1
4583a718c33216f4fd4d562df51be576c837d82c
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SHA256
b12e959444556574242831197070978d0cc37ae1ae42779d670303e4aef5f581
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SHA512
ead704ff6d799b92e13e00e191a3381f962d18da44e3066c162302644aff257fe9ee15726e42fd3cd4415b343fa271cdf6b9becb3cde53079922359f2e4a88ce
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYazbkec:z6a+CdOOtEvwDpjQe
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 2024-04-08_7d8e3a0a2f3d9d7f18aa1a6af6a4b98b_cryptolocker
Files
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2024-04-08_7d8e3a0a2f3d9d7f18aa1a6af6a4b98b_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