Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_4fb98e7ae6f69b4d73baa88c4b571d3e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-04_4fb98e7ae6f69b4d73baa88c4b571d3e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_4fb98e7ae6f69b4d73baa88c4b571d3e_cryptolocker
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Size
84KB
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MD5
4fb98e7ae6f69b4d73baa88c4b571d3e
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SHA1
003acdfaa04987093061d5fe9b5eaee761a349d1
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SHA256
206c8c0f8ade68354b358efea518adbe2fa7cf2dc3dbe8403f9607aeac1377aa
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SHA512
6ec3d2a0a7071b06ea53ff7f4c49d442a5a3d069fcffe412c15afe66ec6c576396fa5d3bdc060f9117bce848a296e367081be0fcad44274053f7097eaf6c0fcd
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvzkxt:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8zO
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 2024-02-04_4fb98e7ae6f69b4d73baa88c4b571d3e_cryptolocker
Files
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2024-02-04_4fb98e7ae6f69b4d73baa88c4b571d3e_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