Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_9b1f69992e3c6f5ae3fab14e7bc5a499_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-22_9b1f69992e3c6f5ae3fab14e7bc5a499_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_9b1f69992e3c6f5ae3fab14e7bc5a499_cryptolocker
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Size
85KB
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MD5
9b1f69992e3c6f5ae3fab14e7bc5a499
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SHA1
f83d926e94c4b2969ef5a455489880704393f727
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SHA256
9e7147fb1142bf3986347ec0741edaea0225215fe9f88aff8b8b83541ca058e8
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SHA512
7e64c3e36f6bff0c073ca5d24b7f87f2d53d36d04fdee72709636ff7f939c2946fc936f86c9ee85316e4ff8fe16ebcf5d1b55e373ee9bb7a5f6e695fe001042d
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvP29yQ:i5nkFGMOtEvwDpjNbwQEI8UtzNcO84
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 2024-02-22_9b1f69992e3c6f5ae3fab14e7bc5a499_cryptolocker
Files
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2024-02-22_9b1f69992e3c6f5ae3fab14e7bc5a499_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