Behavioral task
behavioral1
Sample
2024-04-20_a59fb3936ba9873162c0f80bec0fbad4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_a59fb3936ba9873162c0f80bec0fbad4_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_a59fb3936ba9873162c0f80bec0fbad4_cryptolocker
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Size
80KB
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MD5
a59fb3936ba9873162c0f80bec0fbad4
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SHA1
2b8a96df6b73c784f39f85c616b1c5338eec3136
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SHA256
ebc1bad71dbb6769e0c16b14fa4081b186433058c9d487b78353caa37882c5f7
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SHA512
0d31052565fa7806691834e18b5d0c824083b5084d4d74cf195071a90ec2581fd73944a87f45e4e93da2c3bfc5a2e95d94d6da0f6e6f67a0112ea31168f079a2
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdM:T6a+rdOOtEvwDpjNt2
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 2024-04-20_a59fb3936ba9873162c0f80bec0fbad4_cryptolocker
Files
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2024-04-20_a59fb3936ba9873162c0f80bec0fbad4_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