Behavioral task
behavioral1
Sample
2024-03-27_a123b53a5719a19fe43112a011378bcd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-27_a123b53a5719a19fe43112a011378bcd_cryptolocker.exe
Resource
win10v2004-20240319-en
General
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Target
2024-03-27_a123b53a5719a19fe43112a011378bcd_cryptolocker
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Size
63KB
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MD5
a123b53a5719a19fe43112a011378bcd
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SHA1
1b94bbe48d85224001b84a4ecdb21701cbe4da21
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SHA256
b84637eb9a0d688f50d42b2b7a4496026134013b73255bda3176dd285df8d570
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SHA512
03a074b1b6799ddc09a7c593c7d9ffd659635b97b47c4db4bad0e64ca2cafb496c35bf501df9fae0738784bcfd6725c9adc66ae065430abbc4d1734447cbe784
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVwpLg:zj+soPSMOtEvwDpj4kpmeLmnek
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 2024-03-27_a123b53a5719a19fe43112a011378bcd_cryptolocker
Files
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2024-03-27_a123b53a5719a19fe43112a011378bcd_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