Static task
static1
Behavioral task
behavioral1
Sample
2024-03-26_a66e585c11e4aaaa8968b32bcd30692d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_a66e585c11e4aaaa8968b32bcd30692d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_a66e585c11e4aaaa8968b32bcd30692d_cryptolocker
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Size
37KB
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MD5
a66e585c11e4aaaa8968b32bcd30692d
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SHA1
bcb024265657b67f2fbecd62aae01f30ebb3aebf
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SHA256
95c4e2353a1b2f611cdcdcac7529b5e8f3dea2bc3c42fc6a2c7e8392765582e1
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SHA512
7efde971b2824c1b2919dfbd54e74d6becac414f4a87aca31cd24afbc7398855440517c06e105a578c3ba614c89fa103cd80a44accdd9d90653ed044fbce92b9
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnv00GxS:m5nkFNMOtEvwDpjG8h00GxS
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 2024-03-26_a66e585c11e4aaaa8968b32bcd30692d_cryptolocker
Files
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2024-03-26_a66e585c11e4aaaa8968b32bcd30692d_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