Behavioral task
behavioral1
Sample
2024-05-26_f28c84fd887a371067ff0c0f71e5ab4e_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-26_f28c84fd887a371067ff0c0f71e5ab4e_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-26_f28c84fd887a371067ff0c0f71e5ab4e_cryptolocker
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Size
60KB
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MD5
f28c84fd887a371067ff0c0f71e5ab4e
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SHA1
4ec351b2d51cac0748c00804edbe2676310f4306
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SHA256
3261ccc836f8c51afa29ac4853fe1a17ef92b690d5cc04c89ee0bff0361c3833
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SHA512
1c9d846c437c4c66aebf366a839b30e943b013cea2a0e38933a2af93442cbb3e75f9789bb85f858700f510deb60fc80a596495d3117e20510435ed624b64b21c
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPBY:H6QFElP6n+gou9cvMOtEvwDpjCpVXYY
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 2024-05-26_f28c84fd887a371067ff0c0f71e5ab4e_cryptolocker
Files
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2024-05-26_f28c84fd887a371067ff0c0f71e5ab4e_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: 11KB - 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