Static task
static1
Behavioral task
behavioral1
Sample
2024-03-27_9b8f5d1448e0d5c9616b574bd15585a1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-27_9b8f5d1448e0d5c9616b574bd15585a1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-27_9b8f5d1448e0d5c9616b574bd15585a1_cryptolocker
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Size
85KB
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MD5
9b8f5d1448e0d5c9616b574bd15585a1
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SHA1
d4af3546c6f59f67a84b10fa19b6fea5d7f15903
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SHA256
2ccc28bbb2d23d6f5dd1c31b00730e18ced7c8e3033fa716e1c1a8f27b977a3b
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SHA512
7f9b2a472f6419ae0a8b473d69edc6d76fc8b767f5bfbfe0bf76a865be50c654a940972bea61cbec30467e7f09af6532374ba006cbd379498dbcb62f90e1105e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvzDd:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8zDd
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 2024-03-27_9b8f5d1448e0d5c9616b574bd15585a1_cryptolocker
Files
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2024-03-27_9b8f5d1448e0d5c9616b574bd15585a1_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