Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_f4826fca1d2cb63794c82a01cdeb862a_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_f4826fca1d2cb63794c82a01cdeb862a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_f4826fca1d2cb63794c82a01cdeb862a_cryptolocker
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Size
47KB
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MD5
f4826fca1d2cb63794c82a01cdeb862a
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SHA1
18c9e69a28ac7e1a352052c279f918a539003aad
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SHA256
641db896f94135ef296bead1bac2bcf76d048b3b76fd2d18a6143fec8fee3269
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SHA512
1f0594add79dd19c0f33f5326c4a271915be726d95d57a6e037562eb256a392c1fe908134e61994302e17b6e7710feaeae70ad89ec00a5776cafd6370770a451
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/74zpzu:XS5nQJ24LR1bytOOtEvwDpjNbP/0Gg4
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 2024-01-24_f4826fca1d2cb63794c82a01cdeb862a_cryptolocker
Files
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2024-01-24_f4826fca1d2cb63794c82a01cdeb862a_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