Static task
static1
Behavioral task
behavioral1
Sample
2024-02-01_3dc0390c90c5cd66aecd2cf666951303_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-01_3dc0390c90c5cd66aecd2cf666951303_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-01_3dc0390c90c5cd66aecd2cf666951303_cryptolocker
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Size
39KB
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MD5
3dc0390c90c5cd66aecd2cf666951303
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SHA1
99bc6e38a2c7409d8504b5fc36163d631340379a
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SHA256
7b9fe7d9c52bff83dcfb4302071faa938e45783a52f5acc0be76ecb4e59b6380
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SHA512
144d4e178ee7014f19cdb78b42c7f5a253d21e087f02bfbac0f0c01492cd50fed2a2a485dcdf7f6cdc6c3b34d896f0be8439497b08a499e2ad57dd7559e53511
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvP7DMgD:m5nkFNMOtEvwDpjG8hP7DMM
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-02-01_3dc0390c90c5cd66aecd2cf666951303_cryptolocker
Files
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2024-02-01_3dc0390c90c5cd66aecd2cf666951303_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - 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: 910B
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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE