Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_01438047db1b055b4beac11f5d3661ac_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_01438047db1b055b4beac11f5d3661ac_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-23_01438047db1b055b4beac11f5d3661ac_cryptolocker
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Size
47KB
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MD5
01438047db1b055b4beac11f5d3661ac
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SHA1
810ab8eeacce091d8efc577a7e03beee1f949a48
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SHA256
a4194938cc228e26f1e781770dcc14569e200308c645ed67f0201d9a7e52ad5d
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SHA512
24b381123f4bc6cf77c9a773bad3ab48e4f2dc742af1583b12cd909f965b70b9b4d33728f2a1ce5b398266ec62fb1dc46da068f75d2bcafe6e9900c8c92893c3
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/74zpzd:XS5nQJ24LR1bytOOtEvwDpjNbP/0GgH
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 2024-01-23_01438047db1b055b4beac11f5d3661ac_cryptolocker
Files
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2024-01-23_01438047db1b055b4beac11f5d3661ac_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