Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_4d5b409dd8e6236a19aca0c906d28889_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_4d5b409dd8e6236a19aca0c906d28889_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_4d5b409dd8e6236a19aca0c906d28889_cryptolocker
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Size
51KB
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MD5
4d5b409dd8e6236a19aca0c906d28889
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SHA1
fcc62d24366d5fb6d1f61df5d6bc5b500f0d856f
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SHA256
2f1dd0fbef3bb28ef45eee628050f5f2cb3f489917291a813a047c28d2d90e1e
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SHA512
14a0165195da17039b6d89bca8e129326475a5a7c94497285b9865a41806a8dbec794dd6622352ecf03f2b44ef055b39da448944e685f75354f77f0a8db182aa
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MzF3FE:i5nkFGMOtEvwDpjNbwQEqa
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 2024-02-28_4d5b409dd8e6236a19aca0c906d28889_cryptolocker
Files
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2024-02-28_4d5b409dd8e6236a19aca0c906d28889_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