Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_0524c404161fa5caf3bd54e880a14be1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_0524c404161fa5caf3bd54e880a14be1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-08_0524c404161fa5caf3bd54e880a14be1_cryptolocker
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Size
41KB
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MD5
0524c404161fa5caf3bd54e880a14be1
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SHA1
f83108bf396e1a850200df03e6e8d006746c9eb0
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SHA256
819437f3025cc3d302c48f49bfc2754af77c8cc11fa4529c0c5c9cb69ef25846
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SHA512
e03db2a4ce0c12bf9d1dfb5034f6eaf93eb5c159c71e7c9b3407fcfe737d018cbb626586f5c86dafed3892097b25e4341d8132fc3c7a797c325f8d421175dee5
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRTS:m5nkFNMOtEvwDpjG8hhXA
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 2024-03-08_0524c404161fa5caf3bd54e880a14be1_cryptolocker
Files
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2024-03-08_0524c404161fa5caf3bd54e880a14be1_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