Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_423d1b86cf826927e4cee2c7eabcd048_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-12_423d1b86cf826927e4cee2c7eabcd048_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_423d1b86cf826927e4cee2c7eabcd048_cryptolocker
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Size
39KB
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MD5
423d1b86cf826927e4cee2c7eabcd048
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SHA1
f61b3d5cca5dcc5a0acf6fac4923d79008b5ebe6
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SHA256
3cc18eda87b660e1d7ddd65cb095417af7d9173ea95165aba09d1774626b793e
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SHA512
dbf1dbe8ca81cead1acc97ae77dd9b4054d0cc5812a1d2e6c009e08f46ddc72db0fc8e5bb7f77238fe08c04e0f1e0d828e88829ddf0189e755001e5c249cc640
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvP7DMgok+:m5nkFNMOtEvwDpjG8hP7DMdh
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 2024-02-12_423d1b86cf826927e4cee2c7eabcd048_cryptolocker
Files
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2024-02-12_423d1b86cf826927e4cee2c7eabcd048_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE