Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_4255c8906a0ff0b27d23c37c4ce37790_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_4255c8906a0ff0b27d23c37c4ce37790_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_4255c8906a0ff0b27d23c37c4ce37790_cryptolocker
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Size
99KB
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MD5
4255c8906a0ff0b27d23c37c4ce37790
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SHA1
8e89fa3817953c709731f13f595bd31e4baafe57
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SHA256
5e5b39737bedfdffc3f2aef51d97433afb7161e75c227123995e19df6e79d6af
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SHA512
459b068fc1d438fbc8ecfde4954c304fcf27ba117638cec57d9af8e3887bbc9f0f063d00b176a1d365c08a88854a8e963fe4ef6f4620b3d801b14c8ad2623b8d
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjz/6f:i5nkFGMOtEvwDpjNbwQEIikrA
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 2024-02-22_4255c8906a0ff0b27d23c37c4ce37790_cryptolocker
Files
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2024-02-22_4255c8906a0ff0b27d23c37c4ce37790_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: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE