Behavioral task
behavioral1
Sample
2024-01-27_45d8480b7441a72773b5b8822d7b3368_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_45d8480b7441a72773b5b8822d7b3368_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_45d8480b7441a72773b5b8822d7b3368_cryptolocker
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Size
62KB
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MD5
45d8480b7441a72773b5b8822d7b3368
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SHA1
23728153ff089a0ff4e1dbd25d29a2ebd4d91640
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SHA256
9010bc04bd117ab66d6036f025f273608b2a0a51652c6c4d9a293c41c8d42073
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SHA512
03477baccdbc454faeaeaf7b01ac5092ee893aa4caa68eaa5b9f8c3bc449f17205dbd53553c421838234d2907a8c656a3075e83244564e1a1536e6be1d3e30c3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7/:zj+soPSMOtEvwDpj4kpmeLmY
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 2024-01-27_45d8480b7441a72773b5b8822d7b3368_cryptolocker
Files
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2024-01-27_45d8480b7441a72773b5b8822d7b3368_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