Behavioral task
behavioral1
Sample
2024-05-22_545c5d1d7027747e8e54b6fbb54b39da_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_545c5d1d7027747e8e54b6fbb54b39da_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_545c5d1d7027747e8e54b6fbb54b39da_cryptolocker
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Size
60KB
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MD5
545c5d1d7027747e8e54b6fbb54b39da
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SHA1
6a498af401d5ee093d99a9a858b2bb3acea5b32d
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SHA256
9a1cc729c2af721f81888c0e92e83419701909b334b0a5c0c5605a97514de834
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SHA512
5fa3bb029ec38ad43e3f9b65d1d68a81ebae25f3ae4cebdbea41ad481117117403281fe7b96706cd2bd0615944a41d1e447cbfb6011550b456e0ddd27545fce6
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pi:H6QFElP6n+gou9cvMOtEvwDpjCpVX4
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-22_545c5d1d7027747e8e54b6fbb54b39da_cryptolocker
Files
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2024-05-22_545c5d1d7027747e8e54b6fbb54b39da_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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