Behavioral task
behavioral1
Sample
2024-02-12_b7a249eb69fd5c4dba604b2dbf6cccca_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_b7a249eb69fd5c4dba604b2dbf6cccca_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_b7a249eb69fd5c4dba604b2dbf6cccca_cryptolocker
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Size
78KB
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MD5
b7a249eb69fd5c4dba604b2dbf6cccca
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SHA1
0e3d1b924b7a97a206116ed761aa2a1e23e06bec
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SHA256
c4198a2592c08f475eeef1a484c5dbf9342c5d0fe6001908173014ea08a770cd
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SHA512
41953103a4614098c8bbf0b83ab29a1c36d124bbc1a1f097ce7c2b068ff8b473103c463dabad5ccb4108f9dffe95456b081b7f5ded933c124c4927e012d6f40e
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q1:zCsanOtEvwDpjB
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_b7a249eb69fd5c4dba604b2dbf6cccca_cryptolocker
Files
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2024-02-12_b7a249eb69fd5c4dba604b2dbf6cccca_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