Behavioral task
behavioral1
Sample
2024-04-28_2de5da17aa7e849c2206eef82c19b562_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-28_2de5da17aa7e849c2206eef82c19b562_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_2de5da17aa7e849c2206eef82c19b562_cryptolocker
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Size
80KB
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MD5
2de5da17aa7e849c2206eef82c19b562
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SHA1
63ab5469453d27ff449281d439f5fd4b374abe86
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SHA256
cc155f1cc99a4b267153cbca8aab10f3c4041fcd2db812c8f5ce511929b44311
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SHA512
a7ef85d2bbb01da3b62c992e33b131412efa867b9fb2c6da08f9df694169638c7a41db8eb802c2dfd7d5ca753b1efdb15e134eb8b32698c0e24f2db95f2be206
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdf:T6a+rdOOtEvwDpjNtZ
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 2024-04-28_2de5da17aa7e849c2206eef82c19b562_cryptolocker
Files
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2024-04-28_2de5da17aa7e849c2206eef82c19b562_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