Static task
static1
Behavioral task
behavioral1
Sample
2024-04-24_ef57514094dc550e4971f14a512874f6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_ef57514094dc550e4971f14a512874f6_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_ef57514094dc550e4971f14a512874f6_cryptolocker
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Size
49KB
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MD5
ef57514094dc550e4971f14a512874f6
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SHA1
9f1ab5b15dc5c3759f75de16053eec58c0fca179
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SHA256
1c98aefe75b88a1b6dcb150061c018a28478a70d80695186cce9cf5d79c4d3f3
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SHA512
1e5347355e2b00ec5db0b5c48d341dad54631862b599e9b847bce04ff571462c62c507e89da105438a692b07b9edbf51e57a86400d71d47789aae6d16c8842a0
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOh:xj+VGMOtEvwDpjy+TN46
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 2024-04-24_ef57514094dc550e4971f14a512874f6_cryptolocker
Files
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2024-04-24_ef57514094dc550e4971f14a512874f6_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