Behavioral task
behavioral1
Sample
2024-02-12_e3f86faf8669d385b7b79d26470e42ab_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_e3f86faf8669d385b7b79d26470e42ab_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_e3f86faf8669d385b7b79d26470e42ab_cryptolocker
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Size
81KB
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MD5
e3f86faf8669d385b7b79d26470e42ab
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SHA1
ad57ed1d73de7cdce29bebe868cebd9a8f95f99f
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SHA256
3c38dcaee834af4375b24cbfc5b4de398f7d64f211ee2be41a9c30dadbd1f983
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SHA512
2d1f2e960bfadde82c37e5bf49b79054ee32f4002aaa0af039f0ddceb39024b9e831fa40c489b88e7563ef6b4cadcaa221e1513d03c0c80209cda1d4933bd944
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2fm:zCsanOtEvwDpjo
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 2024-02-12_e3f86faf8669d385b7b79d26470e42ab_cryptolocker
Files
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2024-02-12_e3f86faf8669d385b7b79d26470e42ab_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