Behavioral task
behavioral1
Sample
2024-02-03_9c50259fcbc235789a2d6241808cc12a_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_9c50259fcbc235789a2d6241808cc12a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_9c50259fcbc235789a2d6241808cc12a_cryptolocker
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Size
65KB
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MD5
9c50259fcbc235789a2d6241808cc12a
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SHA1
23e179791af14deae165c4e235864f4cc5135c6b
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SHA256
ad070bdfdd2384c1897c0c1bd683fa357122a9ab9460edd2a6dabc17efd30005
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SHA512
0f58d7fd86287648454330b94f3a06e65de7ce82c83e0f698c5c2142ada76a6989ecb875ee24bdcc6fc87aaca59d9db875c85ffbd72c628f81a5a266a82968e3
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1FT:T6a+rdOOtEvwDpjNz
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 2024-02-03_9c50259fcbc235789a2d6241808cc12a_cryptolocker
Files
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2024-02-03_9c50259fcbc235789a2d6241808cc12a_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