Behavioral task
behavioral1
Sample
2024-02-29_e411ddf6efffcfd386f5b3ac0c3657fc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_e411ddf6efffcfd386f5b3ac0c3657fc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_e411ddf6efffcfd386f5b3ac0c3657fc_cryptolocker
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Size
78KB
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MD5
e411ddf6efffcfd386f5b3ac0c3657fc
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SHA1
30b2ad48a098f50284d945f4a1844edeaa8fb8ac
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SHA256
596de708ddce5b1b4864dc41c44e9f49cfbb8604f2f47a1afb2e39cc22f6031c
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SHA512
cbb5531fa9e2657e162d21c972905a8b3562b944b78109dedb012ba44d165854630faac148fe8e4154e2e04f846eb5a7448146f59a3997dedb6a08c60fab13ea
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpS:zCsanOtEvwDpjM
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 2024-02-29_e411ddf6efffcfd386f5b3ac0c3657fc_cryptolocker
Files
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2024-02-29_e411ddf6efffcfd386f5b3ac0c3657fc_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