Behavioral task
behavioral1
Sample
2024-04-21_98f3f36b74c1b1f0b6edc913e681844d_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-21_98f3f36b74c1b1f0b6edc913e681844d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_98f3f36b74c1b1f0b6edc913e681844d_cryptolocker
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Size
96KB
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MD5
98f3f36b74c1b1f0b6edc913e681844d
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SHA1
3ac951fed7252597e946ab1f5578bf7860d2d9bf
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SHA256
63060353a390614b914b5eb71846637eb2559cfda8beb82910cfff264dffa7b4
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SHA512
26fa9ba576627f0bef9daf758cb39e5ebff44bcb153530dea606943795bea50292e6c99f3b302729d19f9ef36971c153bd39bb5ff6020752e21329e63ef77c9c
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/b/:zCsanOtEvwDpjBL
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 2024-04-21_98f3f36b74c1b1f0b6edc913e681844d_cryptolocker
Files
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2024-04-21_98f3f36b74c1b1f0b6edc913e681844d_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