Behavioral task
behavioral1
Sample
2024-02-17_b367e3c3e6fc63f20f229ce0d4f93617_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_b367e3c3e6fc63f20f229ce0d4f93617_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_b367e3c3e6fc63f20f229ce0d4f93617_cryptolocker
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Size
82KB
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MD5
b367e3c3e6fc63f20f229ce0d4f93617
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SHA1
395b1a775351262d6e5a6763cac5a57fe166e220
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SHA256
ceed10ec19a57a3904ace5880222a97ad211f716078ddfb1cef90fbf632db773
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SHA512
5dfafee5f20e543a4503cd108bc0a31c09c0f890968830046ad3e5169f812713b92981cf120e35c325e3f46ade20a277e2b354d7a4f069169e3819e4d9935c02
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nK:zCsanOtEvwDpjU
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 2024-02-17_b367e3c3e6fc63f20f229ce0d4f93617_cryptolocker
Files
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2024-02-17_b367e3c3e6fc63f20f229ce0d4f93617_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