Behavioral task
behavioral1
Sample
2024-01-27_d928ecaf008cc2449a13b853b04e2a32_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_d928ecaf008cc2449a13b853b04e2a32_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_d928ecaf008cc2449a13b853b04e2a32_cryptolocker
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Size
60KB
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MD5
d928ecaf008cc2449a13b853b04e2a32
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SHA1
fe5a959984c25d351d5724a8115857417de56482
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SHA256
4164ff023cd0efb242f4bb8b3c950794dc04e4042a61c29e37e896f743d20522
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SHA512
d4a81eb918cc15794b70625904d57ee351a3cadd159d378a5392138b57e77ae91e2fee5ed58d88ada53221a2eb09e1fcbcf5ab88298486eec4f7e262e0b5ef63
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVd:zj+soPSMOtEvwDpj4kpmeLmn3
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 2024-01-27_d928ecaf008cc2449a13b853b04e2a32_cryptolocker
Files
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2024-01-27_d928ecaf008cc2449a13b853b04e2a32_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