Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_3d4e8642d45a40621a370f1b0a8d9247_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_3d4e8642d45a40621a370f1b0a8d9247_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_3d4e8642d45a40621a370f1b0a8d9247_cryptolocker
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Size
98KB
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MD5
3d4e8642d45a40621a370f1b0a8d9247
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SHA1
0c56a60ef88754e56cfa9fc3e34630be043ef7f1
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SHA256
bdb37deec59fed85c7eeb13b2efbbb802e8a93f96419eccc5f08664c6674e3ca
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SHA512
780d5d0194f02d9c9552800fd71581eac16eb062d5081f188a31db5dc0a55a9765d65d25cc24ea81435bb684fe50ec429b0238ffbc50ecc745899fe6ab9eda6a
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjz/6c:i5nkFGMOtEvwDpjNbwQEIikrz
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_3d4e8642d45a40621a370f1b0a8d9247_cryptolocker
Files
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2024-01-23_3d4e8642d45a40621a370f1b0a8d9247_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