Behavioral task
behavioral1
Sample
2024-05-10_3679a550b45f58954eecfc95fe28fd40_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-10_3679a550b45f58954eecfc95fe28fd40_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-10_3679a550b45f58954eecfc95fe28fd40_cryptolocker
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Size
77KB
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MD5
3679a550b45f58954eecfc95fe28fd40
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SHA1
dee6a227bd30204abf61dd7970d2871d14ac539d
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SHA256
f6295926a962b015ab7ae89b0f72d4c83972a83c53c1a1ef013b4f3a9a28375d
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SHA512
49cc96d346f495a051361b2441d026c942d866371deed279fff9cd5686b86da30dccdcc40cbd90646a0eabf1bb7cefa45235fdf246d5765a3492a06610746415
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnR:T6a+rdOOtEvwDpjNtHPq
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 2024-05-10_3679a550b45f58954eecfc95fe28fd40_cryptolocker
Files
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2024-05-10_3679a550b45f58954eecfc95fe28fd40_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