Behavioral task
behavioral1
Sample
2024-04-22_7dfe04cb5c6d5edf1724a679e59f33f6_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-22_7dfe04cb5c6d5edf1724a679e59f33f6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-22_7dfe04cb5c6d5edf1724a679e59f33f6_cryptolocker
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Size
65KB
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MD5
7dfe04cb5c6d5edf1724a679e59f33f6
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SHA1
dda7bc84fa276b6b2d665c16f9062131ed3ccce3
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SHA256
8aa320c2572591c8b6264c3eb08cde8fd2b1793236be8f221dd9152ea6880791
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SHA512
6fbde097d8c8ad55af7a279e85b742dfc7bb185392c764004f1c06087573413c6781b4335622cf756d7722217600aefc51e782f33f051cb3750d90fb9b54f02d
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5Be:zj+soPSMOtEvwDpj4kpmeLmQ/e
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 2024-04-22_7dfe04cb5c6d5edf1724a679e59f33f6_cryptolocker
Files
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2024-04-22_7dfe04cb5c6d5edf1724a679e59f33f6_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