Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_ac45c9c46a7c21892633cb5d03d81c84_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_ac45c9c46a7c21892633cb5d03d81c84_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_ac45c9c46a7c21892633cb5d03d81c84_cryptolocker
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Size
57KB
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MD5
ac45c9c46a7c21892633cb5d03d81c84
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SHA1
c10b7a1a984f2d069424932bbca6a02e320f086c
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SHA256
87c9f18ddc086be236126e989b1c65927aef24b91cef816b3e9c5e41c83271d1
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SHA512
344361ac8b011bc0425004854579eba42e06b26c39827bc9eecdba2a8caf775f6aca9cbd21245cf3be385e9f9d7279381ebd5de8ececef3ac08f325125b2669a
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Goi20PbD:xj+VGMOtEvwDpjubEgV20DD
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-14_ac45c9c46a7c21892633cb5d03d81c84_cryptolocker
Files
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2024-02-14_ac45c9c46a7c21892633cb5d03d81c84_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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