Behavioral task
behavioral1
Sample
2024-05-27_58a44f2535c2725908e58bbf910e5afc_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-27_58a44f2535c2725908e58bbf910e5afc_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_58a44f2535c2725908e58bbf910e5afc_cryptolocker
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Size
79KB
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MD5
58a44f2535c2725908e58bbf910e5afc
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SHA1
47ac382732b91433fa8cd4d33aa1b90d32039247
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SHA256
39da497f51c830d4943dbbf578a5254cee961744c0a84e0b71dac096b8f3ae01
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SHA512
afbe413f07137f6c93324b15623299778969d23666327cca2d467acb232b9da0e4c587120e6dacb9ff2f0897b36883abfe59053b5bc9d67195eb1d529c508824
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1P:T6a+rdOOtEvwDpjNtHP0
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 2024-05-27_58a44f2535c2725908e58bbf910e5afc_cryptolocker
Files
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2024-05-27_58a44f2535c2725908e58bbf910e5afc_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