Behavioral task
behavioral1
Sample
2024-01-18_8911916e1082a7d95f36944f36c3e8fa_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_8911916e1082a7d95f36944f36c3e8fa_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_8911916e1082a7d95f36944f36c3e8fa_cryptolocker
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Size
62KB
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MD5
8911916e1082a7d95f36944f36c3e8fa
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SHA1
45265b4768b32a956fc893a624f9b6d006270290
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SHA256
f45bbc6c2182b8b1252ebeb3708abfa2930ffabf7f9f9420975884b233f59f6b
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SHA512
7317083343389ebe6a7f6fb3186bcd1810177f5a43fb08e291244ebdbdd1f737b317e2fcc8aef7cff137001141125d2fc97daf1569067c69467976b2ca1d101b
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ50:zj+soPSMOtEvwDpj4kpmeLmA
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 2024-01-18_8911916e1082a7d95f36944f36c3e8fa_cryptolocker
Files
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2024-01-18_8911916e1082a7d95f36944f36c3e8fa_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: 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