Static task
static1
Behavioral task
behavioral1
Sample
2024-04-27_bfe4c89864e04875f39b5adab389ce6c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_bfe4c89864e04875f39b5adab389ce6c_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_bfe4c89864e04875f39b5adab389ce6c_cryptolocker
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Size
86KB
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MD5
bfe4c89864e04875f39b5adab389ce6c
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SHA1
a94a8b32e228c0c38334cd42c8bc882eeae5e2a6
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SHA256
4cbc48c4143741068966efd81792667a008fb40106449189b90aafbfc459c061
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SHA512
639bb61d1910663384ef33318f25733f137f74b48314c7574e83dce0b6779caee68af58b2eacd8cd70347ee5212c73044f654bd9f6d052bd0b9e59170bbc5159
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvP29yWXg:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8eXg
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 2024-04-27_bfe4c89864e04875f39b5adab389ce6c_cryptolocker
Files
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2024-04-27_bfe4c89864e04875f39b5adab389ce6c_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