Static task
static1
Behavioral task
behavioral1
Sample
2024-04-19_4cbfd94f68da6ac7c757ae2eaf865cfa_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_4cbfd94f68da6ac7c757ae2eaf865cfa_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_4cbfd94f68da6ac7c757ae2eaf865cfa_cryptolocker
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Size
48KB
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MD5
4cbfd94f68da6ac7c757ae2eaf865cfa
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SHA1
d8a15f41ea6c74deda8a300f5357f62d80ee72b3
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SHA256
d2eb41d3ff3aed48ca60a21deaf9fc1f791cc0ef38c15dcc06ed70346e588c0d
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SHA512
9d1980aaab4c7f1a048f3bbd02dc18b201e638f4f0a71029008ea7164986848402ff416dc2f71bf776d64a202891643cf087a7f635fedca108af765454a17911
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOd:xj+VGMOtEvwDpjy+TN4O
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 2024-04-19_4cbfd94f68da6ac7c757ae2eaf865cfa_cryptolocker
Files
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2024-04-19_4cbfd94f68da6ac7c757ae2eaf865cfa_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