Static task
static1
Behavioral task
behavioral1
Sample
2024-05-14_cf7ed65c1ce04bc5378ff14441b2c8f9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_cf7ed65c1ce04bc5378ff14441b2c8f9_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-14_cf7ed65c1ce04bc5378ff14441b2c8f9_cryptolocker
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Size
41KB
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MD5
cf7ed65c1ce04bc5378ff14441b2c8f9
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SHA1
e7082c57b941eaae683c09e303b7f50d6adec2bd
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SHA256
5c6e04988f1abea921b9c27f8c3c8d8aa865b5f35aca6e956a2db003fda1ea0e
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SHA512
0771c109bd0a857f7a2389eeb1db43722dbc3c3520869e42d1f5a493313d6857d88945ff77b85db83f7fc62211eac2e99e2b44f046b062c0e5e1c9877d8e7757
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZnq:i5nkFGMOtEvwDpjR+viHsw
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 2024-05-14_cf7ed65c1ce04bc5378ff14441b2c8f9_cryptolocker
Files
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2024-05-14_cf7ed65c1ce04bc5378ff14441b2c8f9_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