Behavioral task
behavioral1
Sample
2024-02-13_7b4e6ee3605d651d6f777360162dbfc8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_7b4e6ee3605d651d6f777360162dbfc8_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_7b4e6ee3605d651d6f777360162dbfc8_cryptolocker
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Size
62KB
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MD5
7b4e6ee3605d651d6f777360162dbfc8
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SHA1
4b9cb8cdf32cbaeaaa07e61c1f05a17c19243de2
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SHA256
16d2dadc86d9853d530cb9b75246a2b14602af462a826f5e42331ac76cf71442
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SHA512
afe01119ec6460c9d0569b5c4f4f442e22df162f2a1770392e6a00add502fd7e0b22c2c71542eaaae739c064eaf072ab299845f2f8c5c7f93d2b8dcb3fb1fc95
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVl:zj+soPSMOtEvwDpj4kpmeLmnP
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 2024-02-13_7b4e6ee3605d651d6f777360162dbfc8_cryptolocker
Files
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2024-02-13_7b4e6ee3605d651d6f777360162dbfc8_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