Behavioral task
behavioral1
Sample
2024-02-17_73b867829f7f1a81a412cb9a8c70c506_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_73b867829f7f1a81a412cb9a8c70c506_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_73b867829f7f1a81a412cb9a8c70c506_cryptolocker
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Size
74KB
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MD5
73b867829f7f1a81a412cb9a8c70c506
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SHA1
a3584109663bd2b1982829bfa26d542ce5ac200e
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SHA256
2d27fdfe7a400f1db63236d736b3f90f88768640d1c4ca7942f5cfe501fe9997
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SHA512
e74fd07ca1d1f15a180bfb7e5cefef2c0afb7d092ed76b6370e65f4b14ec024745e75fa5a1e90ffcc49f1d3bc2e344a92982aa0104f989eccac1f86e59aae51a
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcA:T6a+rdOOtEvwDpjNt7
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 2024-02-17_73b867829f7f1a81a412cb9a8c70c506_cryptolocker
Files
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2024-02-17_73b867829f7f1a81a412cb9a8c70c506_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