Behavioral task
behavioral1
Sample
2024-06-11_1f996e8c719ce5446c2aa061de73e559_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-11_1f996e8c719ce5446c2aa061de73e559_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-11_1f996e8c719ce5446c2aa061de73e559_cryptolocker
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Size
81KB
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MD5
1f996e8c719ce5446c2aa061de73e559
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SHA1
0a1d3a3ea765d919d5758d66f1313fceefa45c73
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SHA256
9812d54a9d6def7bebbb4085b938645bbf9f176f902963d3455f13f82ef30733
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SHA512
a82527d39151f0968fe4abb066116018e5c7501adec3591492c8e09d7635f92ceb30171903d65db9c4bc398f6d036230cd38b3915141f7af1ec0d12161203dd3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QN:zCsanOtEvwDpjp
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 2024-06-11_1f996e8c719ce5446c2aa061de73e559_cryptolocker
Files
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2024-06-11_1f996e8c719ce5446c2aa061de73e559_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