Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_4a22eb78e885579019adf00e64d560e0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_4a22eb78e885579019adf00e64d560e0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_4a22eb78e885579019adf00e64d560e0_cryptolocker
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Size
84KB
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MD5
4a22eb78e885579019adf00e64d560e0
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SHA1
a9a8238c076367cf217dc211b27b8d2092b7856e
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SHA256
5c8a3c198a28c5f804d3e5fe391fc5ea7c3e6645674795895a84675178efd296
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SHA512
63d5348d5fb426ef32e8cadc7672ecccb906ea0cd1e514ede8e43bb4b32afa0f6d282d1c42f55769efc83d87d7d5a7350b758c46e30feb0a2a98aea926b14b8a
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxu:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8U
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 2024-01-24_4a22eb78e885579019adf00e64d560e0_cryptolocker
Files
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2024-01-24_4a22eb78e885579019adf00e64d560e0_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