Behavioral task
behavioral1
Sample
2024-02-21_ec9dd8650a93bc476c871eb7fce35743_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_ec9dd8650a93bc476c871eb7fce35743_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_ec9dd8650a93bc476c871eb7fce35743_cryptolocker
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Size
57KB
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MD5
ec9dd8650a93bc476c871eb7fce35743
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SHA1
3d5cc6f25f863b519a525c0f9309d72dc65f5891
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SHA256
fbf5a43ef9c75b3ddb72af9b55e42c7eebd8538a5369f66bdeb4b8385434dc53
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SHA512
58970c9180adad76a87836cb8a43454ed00dc145e29e58a106011dcd270ffb7934216dd7fd2d2741af9477101276f4622e59c5219d93e0f86efb419da7edc510
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpy5bU:zj+soPSMOtEvwDpj4yCU
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 2024-02-21_ec9dd8650a93bc476c871eb7fce35743_cryptolocker
Files
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2024-02-21_ec9dd8650a93bc476c871eb7fce35743_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