Behavioral task
behavioral1
Sample
2024-04-08_372a3be9d76f39c11954d27df836aef1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_372a3be9d76f39c11954d27df836aef1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_372a3be9d76f39c11954d27df836aef1_cryptolocker
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Size
93KB
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MD5
372a3be9d76f39c11954d27df836aef1
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SHA1
31d5308f00bf408f58dfc0eabfa63a56a17ce2ab
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SHA256
d82ae85971c68a153d354367f4f3f191f3dd47fe524c4dbb6e5e223b3a13471c
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SHA512
efcfefb702ff90d423acd6d7516225b083da95e87d924b9839837143ce8129486d5716a5318f19a3fbe7112c6aa86682a7752a996a4782a1b4d0dac0ff9ef933
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhW3:zCsanOtEvwDpjn
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 2024-04-08_372a3be9d76f39c11954d27df836aef1_cryptolocker
Files
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2024-04-08_372a3be9d76f39c11954d27df836aef1_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